xplat/js/react-native-github/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/fabric/mounting/SurfaceMountingManager.java

Reviewed By: javache

Differential Revision: D85546696

.eslintrc.js

@@ -35,6 +35,9 @@ module.exports = {
         // Flow handles these checks for us, so they aren't required
         'no-undef': 'off',
         'no-unreachable': 'off',
+        // Throwing from function or rejecting promises with non-error values could result in unclear error stack traces and lead to harder debugging
+        'prefer-promise-reject-errors': 'error',
+        'no-throw-literal': 'error',
       },
     },
     {

.flowconfig

@@ -69,7 +69,7 @@ munge_underscores=true
 module.name_mapper='^react-native$' -> '<PROJECT_ROOT>/packages/react-native/index.js'
 module.name_mapper='^react-native/\(.*\)$' -> '<PROJECT_ROOT>/packages/react-native/\1'
 module.name_mapper='^@react-native/dev-middleware$' -> '<PROJECT_ROOT>/packages/dev-middleware'
-module.name_mapper='^@?[./a-zA-Z0-9$_-]+\.\(bmp\|gif\|jpg\|jpeg\|png\|psd\|svg\|webp\|m4v\|mov\|mp4\|mpeg\|mpg\|webm\|aac\|aiff\|caf\|m4a\|mp3\|wav\|html\|pdf\|xml\)$' -> '<PROJECT_ROOT>/packages/react-native/Libraries/Image/RelativeImageStub'
+module.name_mapper='^@?[./a-zA-Z0-9$_-]+\.\(bmp\|gif\|jpg\|jpeg\|png\|psd\|svg\|webp\|m4v\|mov\|mp4\|mpeg\|mpg\|webm\|aac\|aiff\|caf\|m4a\|mp3\|wav\|html\|pdf\|xml\|ktx\)$' -> '<PROJECT_ROOT>/packages/react-native/Libraries/Image/RelativeImageStub'
 
 module.system.haste.module_ref_prefix=m#
 
@@ -98,4 +98,4 @@ untyped-import
 untyped-type-import
 
 [version]
-^0.281.0
+^0.289.0

.github/actions/build-android/action.yml

@@ -17,6 +17,9 @@ runs:
     - name: Install node dependencies
       uses: ./.github/actions/yarn-install
     - name: Set React Native Version
+      # We don't want to set the version for stable branches, because this has been
+      # already set from the 'create release' commits on the release branch.
+      if: ${{ !endsWith(github.ref_name, '-stable') }}
       shell: bash
       run: node ./scripts/releases/set-rn-artifacts-version.js --build-type ${{ inputs.release-type }}
     - name: Setup gradle

.github/actions/build-apple-slices-hermes/action.yml

@@ -1,103 +0,0 @@
-name: build-apple-slices-hermes
-description: This action builds hermesc for Apple platforms
-inputs:
-  hermes-version:
-    required: true
-    description: The version of Hermes
-  react-native-version:
-    required: true
-    description: The version of Hermes
-  slice:
-    required: true
-    description: The slice of hermes you want to build. It could be iphone, iphonesimulator, macos, catalyst, appletvos, appletvsimulator, xros, or xrossimulator
-  flavor:
-    required: true
-    description: The flavor we want to build. It can be Debug or Release
-runs:
-  using: composite
-  steps:
-    - name: Setup xcode
-      uses: ./.github/actions/setup-xcode
-    - name: Restore Hermes workspace
-      uses: ./.github/actions/restore-hermes-workspace
-    - name: Restore HermesC Artifact
-      uses: actions/download-artifact@v4
-      with:
-        name: hermesc-apple
-        path: ./packages/react-native/sdks/hermes/build_host_hermesc
-    - name: Restore Slice From Cache
-      id: restore-slice-cache
-      uses: actions/cache/restore@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/build_${{ inputs.slice }}_${{ inputs.flavor }}
-        key: v6-hermes-apple-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}-${{ hashfiles('packages/react-native/sdks/hermes-engine/utils/build-apple-framework.sh') }}-${{ inputs.slice }}-${{ inputs.flavor }}
-    - name: Build the Hermes ${{ inputs.slice }} frameworks
-      shell: bash
-      run: |
-        cd ./packages/react-native/sdks/hermes || exit 1
-        SLICE=${{ inputs.slice }}
-        FLAVOR=${{ inputs.flavor }}
-        FINAL_PATH=build_"$SLICE"_"$FLAVOR"
-        echo "Final path for this slice is: $FINAL_PATH"
-
-        if [[ -d "$FINAL_PATH" ]]; then
-          echo "[HERMES] Skipping! Found the requested slice at $FINAL_PATH".
-          exit 0
-        fi
-
-        if [[ "$ARTIFACTS_EXIST" ]]; then
-          echo "[HERMES] Skipping! Artifacts exists already."
-          exit 0
-        fi
-
-        export RELEASE_VERSION=${{ inputs.react-native-version }}
-
-        # HermesC is used to build hermes, so it has to be executable
-        chmod +x ./build_host_hermesc/bin/hermesc
-
-        if [[ "$SLICE" == "macosx" ]]; then
-          echo "[HERMES] Building Hermes for MacOS"
-
-          chmod +x ./utils/build-mac-framework.sh
-          BUILD_TYPE="${{ inputs.flavor }}" ./utils/build-mac-framework.sh
-        else
-          echo "[HERMES] Building Hermes for iOS: $SLICE"
-
-          chmod +x ./utils/build-ios-framework.sh
-          BUILD_TYPE="${{ inputs.flavor }}" ./utils/build-ios-framework.sh "$SLICE"
-        fi
-
-        echo "Moving from build_$SLICE to $FINAL_PATH"
-        mv build_"$SLICE" "$FINAL_PATH"
-
-        # check whether everything is there
-        if [[ -d "$FINAL_PATH/lib/hermesvm.framework" ]]; then
-          echo "Successfully built hermesvm.framework for $SLICE in $FLAVOR"
-        else
-          echo "Failed to built hermesvm.framework for $SLICE in $FLAVOR"
-          exit 1
-        fi
-
-        if [[ -d "$FINAL_PATH/lib/hermesvm.framework.dSYM" ]]; then
-          echo "Successfully built hermesvm.framework.dSYM for $SLICE in $FLAVOR"
-        else
-          echo "Failed to built hermesvm.framework.dSYM for $SLICE in $FLAVOR"
-          echo "Please try again"
-          exit 1
-        fi
-    - name: Compress slices to preserve Symlinks
-      shell: bash
-      run: |
-        cd ./packages/react-native/sdks/hermes
-        tar -czv -f build_${{ matrix.slice }}_${{ matrix.flavor }}.tar.gz build_${{ matrix.slice }}_${{ matrix.flavor }}
-    - name: Upload Artifact for Slice (${{ inputs.slice }}, ${{ inputs.flavor }}}
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: slice-${{ inputs.slice }}-${{ inputs.flavor }}
-        path: ./packages/react-native/sdks/hermes/build_${{ inputs.slice }}_${{ inputs.flavor }}.tar.gz
-    - name: Save slice cache
-      if: ${{ github.ref == 'refs/heads/main' || contains(github.ref, '-stable') }} # To avoid that the cache explode.
-      uses: actions/cache/save@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/build_${{ inputs.slice }}_${{ inputs.flavor }}
-        key: v6-hermes-apple-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}-${{ hashfiles('packages/react-native/sdks/hermes-engine/utils/build-apple-framework.sh') }}-${{ inputs.SLICE }}-${{ inputs.FLAVOR }}

.github/actions/build-hermes-macos/action.yml

@@ -1,227 +0,0 @@
-name: build-hermes-macos
-description: This action builds hermesc for Apple platforms
-inputs:
-  hermes-version:
-    required: true
-    description: The version of Hermes
-  react-native-version:
-    required: true
-    description: The version of React Native
-  flavor:
-    required: true
-    description: The flavor we want to build. It can be Debug or Release
-runs:
-  using: composite
-  steps:
-    - name: Setup xcode
-      uses: ./.github/actions/setup-xcode
-    - name: Restore Hermes workspace
-      uses: ./.github/actions/restore-hermes-workspace
-    - name: Restore Cached Artifacts
-      uses: actions/cache/restore@v4
-      with:
-        key: v4-hermes-artifacts-${{ inputs.flavor }}-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}-${{ hashFiles('./packages/react-native/sdks/hermes-engine/utils/build-apple-framework.sh') }}
-        path: |
-          /tmp/hermes/osx-bin/${{ inputs.flavor }}
-          /tmp/hermes/dSYM/${{ inputs.flavor }}
-          /tmp/hermes/hermes-runtime-darwin/hermes-ios-${{ inputs.flavor }}.tar.gz
-    - name: Check if the required artifacts already exist
-      id: check_if_apple_artifacts_are_there
-      shell: bash
-      run: |
-        FLAVOR="${{ inputs.flavor }}"
-        echo "Flavor is $FLAVOR"
-        OSX_BIN="/tmp/hermes/osx-bin/$FLAVOR"
-        DSYM="/tmp/hermes/dSYM/$FLAVOR"
-        HERMES="/tmp/hermes/hermes-runtime-darwin/hermes-ios-$FLAVOR.tar.gz"
-
-        if [[ -d "$OSX_BIN" ]] && \
-            [[ -d "$DSYM" ]] && \
-            [[ -f "$HERMES" ]]; then
-
-          echo "Artifacts are there!"
-          echo "ARTIFACTS_EXIST=true" >> $GITHUB_ENV
-          echo "ARTIFACTS_EXIST=true" >> $GITHUB_OUTPUT
-        fi
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
-    - name: Yarn- Install Dependencies
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: ./.github/actions/yarn-install
-    - name: Slice cache macosx
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-macosx-${{ inputs.flavor }}
-    - name: Slice cache iphoneos
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-iphoneos-${{ inputs.flavor }}
-    - name: Slice cache iphonesimulator
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-iphonesimulator-${{ inputs.flavor }}
-    - name: Slice cache appletvos
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-appletvos-${{ inputs.flavor }}
-    - name: Slice cache appletvsimulator
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-appletvsimulator-${{ inputs.flavor }}
-    - name: Slice cache catalyst
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-catalyst-${{ inputs.flavor }}
-    - name: Slice cache xros
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-xros-${{ inputs.flavor }}
-    - name: Slice cache xrsimulator
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      uses: actions/download-artifact@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/
-        name: slice-xrsimulator-${{ inputs.flavor }}
-    - name: Unzip slices
-      shell: bash
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      run: |
-        cd ./packages/react-native/sdks/hermes
-        ls -l .
-        tar -xzv -f build_catalyst_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_iphoneos_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_iphonesimulator_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_appletvos_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_appletvsimulator_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_macosx_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_xros_${{ matrix.flavor }}.tar.gz
-        tar -xzv -f build_xrsimulator_${{ matrix.flavor }}.tar.gz
-    - name: Move back build folders
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      shell: bash
-      run: |
-        ls -l ./packages/react-native/sdks/hermes
-        cd ./packages/react-native/sdks/hermes || exit 1
-        mv build_macosx_${{ inputs.flavor }} build_macosx
-        mv build_iphoneos_${{ inputs.flavor }} build_iphoneos
-        mv build_iphonesimulator_${{ inputs.flavor }} build_iphonesimulator
-        mv build_appletvos_${{ inputs.flavor }} build_appletvos
-        mv build_appletvsimulator_${{ inputs.flavor }} build_appletvsimulator
-        mv build_catalyst_${{ inputs.flavor }} build_catalyst
-        mv build_xros_${{ inputs.flavor }} build_xros
-        mv build_xrsimulator_${{ inputs.flavor }} build_xrsimulator
-    - name: Prepare destroot folder
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      shell: bash
-      run: |
-        cd ./packages/react-native/sdks/hermes || exit 1
-        chmod +x ./utils/build-apple-framework.sh
-        . ./utils/build-apple-framework.sh
-        prepare_dest_root_for_ci
-    - name: Create fat framework for iOS
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      shell: bash
-      run: |
-        cd ./packages/react-native/sdks/hermes || exit 1
-        echo "[HERMES] Creating the universal framework"
-        chmod +x ./utils/build-ios-framework.sh
-        ./utils/build-ios-framework.sh build_framework
-
-        chmod +x ./destroot/bin/hermesc
-    - name: Package the Hermes Apple frameworks
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      shell: bash
-      run: |
-        BUILD_TYPE="${{ inputs.flavor }}"
-        echo "Packaging Hermes Apple frameworks for $BUILD_TYPE build type"
-
-        TARBALL_OUTPUT_DIR=$(mktemp -d /tmp/hermes-tarball-output-XXXXXXXX)
-
-        TARBALL_FILENAME=$(node ./packages/react-native/scripts/hermes/get-tarball-name.js --buildType "$BUILD_TYPE")
-
-        echo "Packaging Hermes Apple frameworks for $BUILD_TYPE build type"
-
-        TARBALL_OUTPUT_PATH=$(node ./packages/react-native/scripts/hermes/create-tarball.js \
-          --inputDir ./packages/react-native/sdks/hermes \
-          --buildType "$BUILD_TYPE" \
-          --outputDir $TARBALL_OUTPUT_DIR)
-
-        echo "Hermes tarball saved to $TARBALL_OUTPUT_PATH"
-
-        mkdir -p $HERMES_TARBALL_ARTIFACTS_DIR
-        cp $TARBALL_OUTPUT_PATH $HERMES_TARBALL_ARTIFACTS_DIR/.
-
-        mkdir -p /tmp/hermes/osx-bin/${{ inputs.flavor }}
-        cp ./packages/react-native/sdks/hermes/build_macosx/bin/* /tmp/hermes/osx-bin/${{ inputs.flavor }}
-        ls -lR /tmp/hermes/osx-bin/
-    - name: Create dSYM archive
-      if: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
-      shell: bash
-      run: |
-        FLAVOR=${{ inputs.flavor }}
-        WORKING_DIR="/tmp/hermes_tmp/dSYM/$FLAVOR"
-
-        mkdir -p "$WORKING_DIR/macosx"
-        mkdir -p "$WORKING_DIR/catalyst"
-        mkdir -p "$WORKING_DIR/iphoneos"
-        mkdir -p "$WORKING_DIR/iphonesimulator"
-        mkdir -p "$WORKING_DIR/appletvos"
-        mkdir -p "$WORKING_DIR/appletvsimulator"
-        mkdir -p "$WORKING_DIR/xros"
-        mkdir -p "$WORKING_DIR/xrsimulator"
-
-        cd ./packages/react-native/sdks/hermes || exit 1
-
-        DSYM_FILE_PATH=lib/hermesvm.framework.dSYM
-        cp -r build_macosx/$DSYM_FILE_PATH "$WORKING_DIR/macosx/"
-        cp -r build_catalyst/$DSYM_FILE_PATH "$WORKING_DIR/catalyst/"
-        cp -r build_iphoneos/$DSYM_FILE_PATH "$WORKING_DIR/iphoneos/"
-        cp -r build_iphonesimulator/$DSYM_FILE_PATH "$WORKING_DIR/iphonesimulator/"
-        cp -r build_appletvos/$DSYM_FILE_PATH "$WORKING_DIR/appletvos/"
-        cp -r build_appletvsimulator/$DSYM_FILE_PATH "$WORKING_DIR/appletvsimulator/"
-        cp -r build_xros/$DSYM_FILE_PATH "$WORKING_DIR/xros/"
-        cp -r build_xrsimulator/$DSYM_FILE_PATH "$WORKING_DIR/xrsimulator/"
-
-        DEST_DIR="/tmp/hermes/dSYM/$FLAVOR"
-        tar -C "$WORKING_DIR" -czvf "hermesvm.framework.dSYM" .
-
-        mkdir -p "$DEST_DIR"
-        mv "hermesvm.framework.dSYM" "$DEST_DIR"
-    - name: Upload hermes dSYM artifacts
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermes-dSYM-${{ inputs.flavor }}
-        path: /tmp/hermes/dSYM/${{ inputs.flavor }}
-    - name: Upload hermes Runtime artifacts
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermes-darwin-bin-${{ inputs.flavor }}
-        path: /tmp/hermes/hermes-runtime-darwin/hermes-ios-${{ inputs.flavor }}.tar.gz
-    - name: Upload hermes osx artifacts
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermes-osx-bin-${{ inputs.flavor }}
-        path: /tmp/hermes/osx-bin/${{ inputs.flavor }}
-    - name: Upload Hermes Artifacts
-      uses: actions/cache/save@v4
-      if: ${{ github.ref == 'refs/heads/main' || contains(github.ref, '-stable') }} # To avoid that the cache explode.
-      with:
-        key: v4-hermes-artifacts-${{ inputs.flavor }}-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}-${{ hashFiles('./packages/react-native/sdks/hermes-engine/utils/build-apple-framework.sh') }}
-        path: |
-          /tmp/hermes/osx-bin/${{ inputs.flavor }}
-          /tmp/hermes/dSYM/${{ inputs.flavor }}
-          /tmp/hermes/hermes-runtime-darwin/hermes-ios-${{ inputs.flavor }}.tar.gz

.github/actions/build-hermesc-apple/action.yml

@@ -1,39 +0,0 @@
-name: build-hermesc-apple
-description: This action builds hermesc for Apple platforms
-inputs:
-  hermes-version:
-    required: true
-    description: The version of Hermes
-  react-native-version:
-    required: true
-    description: The version of React Native
-runs:
-  using: composite
-  steps:
-    - name: Setup xcode
-      uses: ./.github/actions/setup-xcode
-    - name: Restore Hermes workspace
-      uses: ./.github/actions/restore-hermes-workspace
-    - name: Hermes apple cache
-      uses: actions/cache/restore@v4
-      with:
-        path: ./packages/react-native/sdks/hermes/build_host_hermesc
-        key: v2-hermesc-apple-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}
-    - name: Build HermesC Apple
-      shell: bash
-      run: |
-        cd ./packages/react-native/sdks/hermes || exit 1
-        . ./utils/build-apple-framework.sh
-        build_host_hermesc_if_needed
-    - name: Upload HermesC Artifact
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermesc-apple
-        path: ./packages/react-native/sdks/hermes/build_host_hermesc
-    - name: Cache hermesc apple
-      uses: actions/cache/save@v4
-      if: ${{ github.ref == 'refs/heads/main' || contains(github.ref, '-stable') }} # To avoid that the cache explode.
-      with:
-        path: ./packages/react-native/sdks/hermes/build_host_hermesc
-        key: v2-hermesc-apple-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}
-        enableCrossOsArchive: true

.github/actions/build-hermesc-linux/action.yml

@@ -1,53 +0,0 @@
-name: build-hermesc-linux
-description: This action builds hermesc for linux platforms
-inputs:
-  hermes-version:
-    required: True
-    description: The version of Hermes
-  react-native-version:
-    required: True
-    description: The version of React Native
-runs:
-  using: composite
-  steps:
-    - name: Install dependencies
-      shell: bash
-      run: |
-        sudo apt update
-        sudo apt install -y git openssh-client build-essential \
-            libreadline-dev libicu-dev jq zip python3
-
-        # Install cmake 3.28.3-1build7
-        sudo apt-get install cmake=3.28.3-1build7
-        sudo ln -sf /usr/bin/cmake /usr/local/bin/cmake
-    - name: Restore Hermes workspace
-      uses: ./.github/actions/restore-hermes-workspace
-    - name: Linux cache
-      uses: actions/cache@v4
-      with:
-        key: v1-hermes-${{ github.job }}-linux-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}
-        path: |
-          /tmp/hermes/linux64-bin/
-          /tmp/hermes/hermes/destroot/
-    - name: Set up workspace
-      shell: bash
-      run: |
-        mkdir -p /tmp/hermes/linux64-bin
-    - name: Build HermesC for Linux
-      shell: bash
-      run: |
-        if [ -f /tmp/hermes/linux64-bin/hermesc ]; then
-          echo 'Skipping; Clean "/tmp/hermes/linux64-bin" to rebuild.'
-        else
-          cd /tmp/hermes
-          cmake -S hermes -B build -DHERMES_STATIC_LINK=ON -DCMAKE_BUILD_TYPE=Release -DHERMES_ENABLE_TEST_SUITE=OFF \
-            -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=True -DCMAKE_CXX_FLAGS=-s -DCMAKE_C_FLAGS=-s \
-            -DCMAKE_EXE_LINKER_FLAGS="-Wl,--whole-archive -lpthread -Wl,--no-whole-archive"
-          cmake --build build --target hermesc -j 4
-          cp /tmp/hermes/build/bin/hermesc /tmp/hermes/linux64-bin/.
-        fi
-    - name: Upload linux artifacts
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermes-linux-bin
-        path: /tmp/hermes/linux64-bin

.github/actions/build-hermesc-windows/action.yml

@@ -1,86 +0,0 @@
-name: build-hermesc-windows
-description: This action builds hermesc for Windows platforms
-inputs:
-  hermes-version:
-    required: True
-    description: The version of Hermes
-  react-native-version:
-    required: True
-    description: The version of React Native
-runs:
-  using: composite
-  steps:
-    - name: Download Previous Artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-workspace
-        path: 'C:\tmp\hermes'
-    - name: Set up workspace
-      shell: powershell
-      run: |
-        mkdir -p C:\tmp\hermes\osx-bin
-        mkdir -p .\packages\react-native\sdks\hermes
-        cp -r -Force C:\tmp\hermes\hermes\* .\packages\react-native\sdks\hermes\.
-        cp -r -Force .\packages\react-native\sdks\hermes-engine\utils\* .\packages\react-native\sdks\hermes\.
-    - name: Windows cache
-      uses: actions/cache@v4
-      with:
-        key: v3-hermes-${{ github.job }}-windows-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}
-        path: |
-          C:\tmp\hermes\win64-bin\
-          C:\tmp\hermes\hermes\icu\
-          C:\tmp\hermes\hermes\deps\
-          C:\tmp\hermes\hermes\build_release\
-    - name: setup-msbuild
-      uses: microsoft/setup-msbuild@v1.3.2
-    - name: Set up workspace
-      shell: powershell
-      run: |
-        New-Item -ItemType Directory -ErrorAction SilentlyContinue $Env:HERMES_WS_DIR\icu
-        New-Item -ItemType Directory -ErrorAction SilentlyContinue $Env:HERMES_WS_DIR\deps
-        New-Item -ItemType Directory -ErrorAction SilentlyContinue $Env:HERMES_WS_DIR\win64-bin
-    - name: Downgrade CMake
-      shell: powershell
-      run: choco install cmake --version 3.31.6 --force
-    - name: Build HermesC for Windows
-      shell: powershell
-      run: |
-        if (-not(Test-Path -Path $Env:HERMES_WS_DIR\win64-bin\hermesc.exe)) {
-          cd $Env:HERMES_WS_DIR\icu
-          # If Invoke-WebRequest shows a progress bar, it will fail with
-          #   Win32 internal error "Access is denied" 0x5 occurred [...]
-          $progressPreference = 'silentlyContinue'
-          Invoke-WebRequest -Uri "$Env:ICU_URL" -OutFile "icu.zip"
-          Expand-Archive -Path "icu.zip" -DestinationPath "."
-
-          cd $Env:HERMES_WS_DIR
-          Copy-Item -Path "icu\bin64\icu*.dll" -Destination "deps"
-          # Include MSVC++ 2015 redistributables
-          Copy-Item -Path "c:\windows\system32\msvcp140.dll" -Destination "deps"
-          Copy-Item -Path "c:\windows\system32\vcruntime140.dll" -Destination "deps"
-          Copy-Item -Path "c:\windows\system32\vcruntime140_1.dll" -Destination "deps"
-
-          $Env:PATH += ";$Env:CMAKE_DIR;$Env:MSBUILD_DIR"
-          $Env:ICU_ROOT = "$Env:HERMES_WS_DIR\icu"
-
-          cmake -S hermes -B build_release -G 'Visual Studio 17 2022' -Ax64 -DCMAKE_BUILD_TYPE=Release -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=True -DHERMES_ENABLE_WIN10_ICU_FALLBACK=OFF
-          if (-not $?) { throw "Failed to configure Hermes" }
-          echo "Running windows build..."
-          cd build_release
-          cmake --build . --target hermesc --config Release
-          if (-not $?) { throw "Failed to build Hermes" }
-
-          echo "Copying hermesc.exe to win64-bin"
-          cd $Env:HERMES_WS_DIR
-          Copy-Item -Path "build_release\bin\Release\hermesc.exe" -Destination "win64-bin"
-          # Include Windows runtime dependencies
-          Copy-Item -Path "deps\*" -Destination "win64-bin"
-        }
-        else {
-            Write-Host "Skipping; Clean c:\tmp\hermes\win64-bin to rebuild."
-        }
-    - name: Upload windows artifacts
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermes-win64-bin
-        path: C:\tmp\hermes\win64-bin\

.github/actions/build-npm-package/action.yml

@@ -4,9 +4,6 @@ inputs:
   release-type:
     required: true
     description: The type of release we are building. It could be nightly, release or dry-run
-  hermes-ws-dir:
-    required: 'true'
-    description: The workspace for hermes
   gha-npm-token:
     required: false
     description: The GHA npm token, required only to publish to npm
@@ -20,87 +17,6 @@ runs:
     - name: Setup git safe folders
       shell: bash
       run: git config --global --add safe.directory '*'
-    - name: Create /tmp/hermes/osx-bin directory
-      shell: bash
-      run: mkdir -p /tmp/hermes/osx-bin
-    - name: Download osx-bin release artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-osx-bin-Release
-        path: /tmp/hermes/osx-bin/Release
-    - name: Download osx-bin debug artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-osx-bin-Debug
-        path: /tmp/hermes/osx-bin/Debug
-    - name: Download darwin-bin release artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-darwin-bin-Release
-        path: /tmp/hermes/hermes-runtime-darwin
-    - name: Download darwin-bin debug artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-darwin-bin-Debug
-        path: /tmp/hermes/hermes-runtime-darwin
-    - name: Download hermes dSYM debug artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-dSYM-Debug
-        path: /tmp/hermes/dSYM/Debug
-    - name: Download hermes dSYM release vartifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-dSYM-Release
-        path: /tmp/hermes/dSYM/Release
-    - name: Download windows-bin artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-win64-bin
-        path: /tmp/hermes/win64-bin
-    - name: Download linux-bin artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-linux-bin
-        path: /tmp/hermes/linux64-bin
-    - name: Show /tmp/hermes directory
-      shell: bash
-      run: ls -lR /tmp/hermes
-    - name: Copy Hermes binaries
-      shell: bash
-      run: |
-        mkdir -p ./packages/react-native/sdks/hermesc ./packages/react-native/sdks/hermesc/osx-bin ./packages/react-native/sdks/hermesc/win64-bin ./packages/react-native/sdks/hermesc/linux64-bin
-
-        # When build_hermes_macos runs as a matrix, it outputs
-        if [[ -d ${{ inputs.hermes-ws-dir }}/osx-bin/Release ]]; then
-          cp -r ${{ inputs.hermes-ws-dir }}/osx-bin/Release/* ./packages/react-native/sdks/hermesc/osx-bin/.
-        elif [[ -d ${{ inputs.hermes-ws-dir }}/osx-bin/Debug ]]; then
-          cp -r ${{ inputs.hermes-ws-dir }}/osx-bin/Debug/* ./packages/react-native/sdks/hermesc/osx-bin/.
-        else
-          ls ${{ inputs.hermes-ws-dir }}/osx-bin || echo "hermesc macOS artifacts directory missing."
-          echo "Could not locate macOS hermesc binary."; exit 1;
-        fi
-
-        # Sometimes, GHA creates artifacts with lowercase Debug/Release. Make sure that if it happen, we uppercase them.
-        if [[ -f "${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-debug.tar.gz" ]]; then
-          mv "${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-debug.tar.gz" "${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-Debug.tar.gz"
-        fi
-
-        if [[ -f "${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-release.tar.gz" ]]; then
-          mv "${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-release.tar.gz" "${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-Release.tar.gz"
-        fi
-
-        cp -r ${{ inputs.hermes-ws-dir }}/win64-bin/* ./packages/react-native/sdks/hermesc/win64-bin/.
-        cp -r ${{ inputs.hermes-ws-dir }}/linux64-bin/* ./packages/react-native/sdks/hermesc/linux64-bin/.
-
-        # Make sure the hermesc files are actually executable.
-        chmod -R +x packages/react-native/sdks/hermesc/*
-
-        mkdir -p ./packages/react-native/ReactAndroid/external-artifacts/artifacts/
-        cp ${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-Debug.tar.gz ./packages/react-native/ReactAndroid/external-artifacts/artifacts/hermes-ios-debug.tar.gz
-        cp ${{ inputs.hermes-ws-dir }}/hermes-runtime-darwin/hermes-ios-Release.tar.gz ./packages/react-native/ReactAndroid/external-artifacts/artifacts/hermes-ios-release.tar.gz
-        cp ${{ inputs.hermes-ws-dir }}/dSYM/Debug/hermesvm.framework.dSYM  ./packages/react-native/ReactAndroid/external-artifacts/artifacts/hermes-framework-dSYM-debug.tar.gz
-        cp ${{ inputs.hermes-ws-dir }}/dSYM/Release/hermesvm.framework.dSYM  ./packages/react-native/ReactAndroid/external-artifacts/artifacts/hermes-framework-dSYM-release.tar.gz
     - name: Download ReactNativeDependencies
       uses: actions/download-artifact@v4
       with:

.github/actions/prepare-hermes-workspace/action.yml

@@ -1,99 +0,0 @@
-name: prepare-hermes-workspace
-description: This action prepares the hermes workspace with the right hermes and react-native versions.
-inputs:
-  hermes-ws-dir:
-    required: true
-    description: The hermes dir we need to use to setup the workspace
-  hermes-version-file:
-    required: true
-    description: the path to the file that will contain the hermes version
-outputs:
-  hermes-version:
-    description: the version of Hermes tied to this run
-    value: ${{ steps.hermes-version.outputs.VERSION }}
-  react-native-version:
-    description: the version of React Native tied to this run
-    value: ${{ steps.react-native-version.outputs.VERSION }}
-runs:
-  using: composite
-  steps:
-    - name: Setup hermes version
-      shell: bash
-      id: hermes-version
-      run: |
-        mkdir -p "/tmp/hermes" "/tmp/hermes/download" "/tmp/hermes/hermes"
-
-        if [ -f "${{ inputs.hermes-version-file }}" ]; then
-          echo "Hermes Version file found! Using this version for the build:"
-          echo "VERSION=$(cat ${{ inputs.hermes-version-file }})" >> "$GITHUB_OUTPUT"
-        else
-          echo "Hermes Version file not found!!!"
-          echo "Using the last commit from main for the build:"
-          HERMES_TAG_SHA=$(git ls-remote https://github.com/facebook/hermes main | cut -f 1 | tr -d '[:space:]')
-          echo "VERSION=$HERMES_TAG_SHA" >> "$GITHUB_OUTPUT"
-        fi
-        echo "Hermes commit is $HERMES_TAG_SHA"
-
-    - name: Get react-native version
-      shell: bash
-      id: react-native-version
-      run: |
-        VERSION=$(cat packages/react-native/package.json | jq -r '.version')
-        # Save the react native version we are building in an output variable so we can use that file as part of the cache key.
-        echo "VERSION=$VERSION" >> "$GITHUB_OUTPUT"
-        echo "React Native Version is $VERSION"
-
-    - name: Cache hermes workspace
-      id: restore-hermes
-      uses: actions/cache/restore@v4
-      with:
-        path: |
-          /tmp/hermes/download/
-          /tmp/hermes/hermes/
-        key: v1-hermes-${{ steps.hermes-version.outputs.version }}
-        enableCrossOsArchive: true
-
-    # It happened while testing that a cache was created from the right folders
-    # but those folders where empty. Thus, the next check ensures that we can work with those caches.
-    - name: Check if cache was meaningful
-      id: meaningful-cache
-      shell: bash
-      run: |
-        if [[ -d /tmp/hermes/hermes ]] && [[ -n "$(ls -A /tmp/hermes/hermes)"  ]]; then
-          echo "Found a good hermes cache"
-          echo "HERMES_CACHED=true" >> "$GITHUB_OUTPUT"
-        fi
-
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
-    - name: Yarn- Install Dependencies
-      if: ${{ steps.meaningful-cache.outputs.HERMES_CACHED != 'true' }}
-      uses: ./.github/actions/yarn-install
-
-    - name: Download Hermes tarball
-      if: ${{ steps.meaningful-cache.outputs.HERMES_CACHED != 'true' }}
-      shell: bash
-      run: |
-        node packages/react-native/scripts/hermes/prepare-hermes-for-build ${{ github.event.pull_request.html_url }}
-        cp packages/react-native/sdks/download/* ${{ inputs.hermes-ws-dir }}/download/.
-        cp -r packages/react-native/sdks/hermes/* ${{ inputs.hermes-ws-dir }}/hermes/.
-
-        echo ${{ steps.hermes-version.outputs.version }}
-
-    - name: Upload Hermes artifact
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: hermes-workspace
-        path: |
-          /tmp/hermes/download/
-          /tmp/hermes/hermes/
-
-    - name: Cache hermes workspace
-      uses: actions/cache/save@v4
-      if: ${{ github.ref == 'refs/heads/main' }} # To avoid that the cache explode.
-      with:
-        path: |
-          /tmp/hermes/download/
-          /tmp/hermes/hermes/
-        key: v1-hermes-${{ steps.hermes-version.outputs.version }}
-        enableCrossOsArchive: true

.github/actions/restore-hermes-workspace/action.yml

@@ -1,16 +0,0 @@
-name: restore-hermes-workspace
-description: "Restore hermes workspace that has been created in Prepare Hermes Workspace"
-runs:
-  using: composite
-  steps:
-    - name: Download Previous Artifacts
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-workspace
-        path: /tmp/hermes
-    - name: Set up workspace
-      shell: bash
-      run: |
-        mkdir -p $HERMES_OSXBIN_ARTIFACTS_DIR ./packages/react-native/sdks/hermes
-        cp -r $HERMES_WS_DIR/hermes/* ./packages/react-native/sdks/hermes/.
-        cp -r ./packages/react-native/sdks/hermes-engine/utils ./packages/react-native/sdks/hermes/.

.github/actions/setup-xcode/action.yml

@@ -5,6 +5,10 @@ inputs:
     description: 'The xcode version to use'
     required: false
     default: '16.2.0'
+  platform:
+    description: 'The platform to use. Valid values are: ios, ios-simulator, macos, mac-catalyst, tvos, tvos-simulator, xros, xros-simulator'
+    required: false
+    default: 'macos'
 runs:
   using: "composite"
   steps:
@@ -12,3 +16,21 @@ runs:
       uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
       with:
         xcode-version: ${{ inputs.xcode-version }}
+    - name: Setup Platform ${{ inputs.platform }}
+      if: ${{ inputs.platform != 'macos' && inputs.platform != 'mac-catalyst' }}
+      shell: bash
+      run: |
+        # https://github.com/actions/runner-images/issues/12541
+        sudo xcodebuild -runFirstLaunch
+        sudo xcrun simctl list
+
+        # Install platform based on the platform
+        if [[ "${{ inputs.platform }}" == "xros" || "${{ inputs.platform }}" == "xros-simulator" ]]; then
+          sudo xcodebuild -downloadPlatform visionOS
+        elif [[ "${{ inputs.platform }}" == "tvos" || "${{ inputs.platform }}" == "tvos-simulator" ]]; then
+          sudo xcodebuild -downloadPlatform tvOS
+        else
+          sudo xcodebuild -downloadPlatform iOS
+        fi
+
+        sudo xcodebuild -runFirstLaunch

.github/actions/test-ios-helloworld/action.yml

@@ -10,36 +10,27 @@ inputs:
   flavor:
     description: The flavor of the build. Must be one of "Debug", "Release".
     default: Debug
-  hermes-version:
-    description: The version of hermes
-    required: true
-  react-native-version:
-    description: The version of react-native
-    required: true
 runs:
   using: composite
   steps:
     - name: Setup xcode
       uses: ./.github/actions/setup-xcode
+      with:
+        platform: ios
     - name: Setup node.js
       uses: ./.github/actions/setup-node
     - name: Run yarn install
       uses: ./.github/actions/yarn-install
-    - name: Create Hermes folder
-      shell: bash
-      run: mkdir -p "$HERMES_WS_DIR"
-    - name: Download Hermes
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-darwin-bin-${{ inputs.flavor }}
-        path: /tmp/hermes/hermes-runtime-darwin/
-    - name: Print Downloaded hermes
-      shell: bash
-      run: ls -lR "$HERMES_WS_DIR"
     - name: Setup ruby
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ inputs.ruby-version }}
+    - name: Set nightly Hermes versions
+      shell: bash
+      run: |
+        node ./scripts/releases/use-hermes-nightly.js
+    - name: Run yarn install again, with the correct hermes version
+      uses: ./.github/actions/yarn-install
     - name: Download ReactNativeDependencies
       uses: actions/download-artifact@v4
       with:
@@ -66,20 +57,6 @@ runs:
           args+=(--frameworks dynamic)
         fi
 
-        # Tarball is restored with capital flavors suffix, but somehow the tarball name from JS at line 96 returns as lowercased.
-        # Let's ensure that the tarballs have the right names
-
-        if [[ -f "$HERMES_WS_DIR/hermes-runtime-darwin/hermes-ios-Debug.tar.gz" ]]; then
-          mv "$HERMES_WS_DIR/hermes-runtime-darwin/hermes-ios-Debug.tar.gz" "$HERMES_WS_DIR/hermes-runtime-darwin/hermes-ios-debug.tar.gz"
-        fi
-
-        if [[ -f "$HERMES_WS_DIR/hermes-runtime-darwin/hermes-ios-Release.tar.gz" ]]; then
-          mv "$HERMES_WS_DIR/hermes-runtime-darwin/hermes-ios-Release.tar.gz" "$HERMES_WS_DIR/hermes-runtime-darwin/hermes-ios-release.tar.gz"
-        fi
-
-        BUILD_TYPE="${{ inputs.flavor }}"
-        TARBALL_FILENAME=$(node ../../packages/react-native/scripts/hermes/get-tarball-name.js --buildType "$BUILD_TYPE")
-        export HERMES_ENGINE_TARBALL_PATH="$HERMES_WS_DIR/hermes-runtime-darwin/$TARBALL_FILENAME"
         export RCT_USE_LOCAL_RN_DEP="/tmp/third-party/ReactNativeDependencies${{ inputs.flavor }}.xcframework.tar.gz"
         export RCT_TESTONLY_RNCORE_TARBALL_PATH="/tmp/ReactCore/ReactCore${{ inputs.flavor }}.xcframework.tar.gz"
 

.github/actions/test-ios-rntester/action.yml

@@ -10,18 +10,9 @@ inputs:
   run-unit-tests:
     description: whether unit tests should run or not.
     default: "false"
-  hermes-tarball-artifacts-dir:
-    description: The directory where the hermes tarball artifacts are stored
-    default: /tmp/hermes/hermes-runtime-darwin
   flavor:
     description: The flavor of the build. Must be one of "Debug", "Release".
     default: Debug
-  hermes-version:
-    description: The version of hermes
-    required: true
-  react-native-version:
-    description: The version of react-native
-    required: true
   run-e2e-tests:
     description: Whether we want to run E2E tests or not
     required: false
@@ -32,60 +23,25 @@ runs:
   steps:
     - name: Setup xcode
       uses: ./.github/actions/setup-xcode
+      with:
+        platform: ios
     - name: Setup node.js
       uses: ./.github/actions/setup-node
     - name: Run yarn
       uses: ./.github/actions/yarn-install
-    - name: Download Hermes
-      uses: actions/download-artifact@v4
-      with:
-        name: hermes-darwin-bin-${{ inputs.flavor }}
-        path: ${{ inputs.hermes-tarball-artifacts-dir }}
     - name: Setup ruby
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ inputs.ruby-version }}
+    - name: Set nightly Hermes versions
+      shell: bash
+      run: |
+        node ./scripts/releases/use-hermes-nightly.js
+    - name: Run yarn install again, with the correct hermes version
+      uses: ./.github/actions/yarn-install
     - name: Prepare IOS Tests
       if: ${{ inputs.run-unit-tests == 'true' }}
       uses: ./.github/actions/prepare-ios-tests
-    - name: Set HERMES_ENGINE_TARBALL_PATH envvar if Hermes tarball is present
-      shell: bash
-      run: |
-        HERMES_TARBALL_ARTIFACTS_DIR=${{ inputs.hermes-tarball-artifacts-dir }}
-        if [ ! -d $HERMES_TARBALL_ARTIFACTS_DIR ]; then
-          echo "Hermes tarball artifacts dir not present ($HERMES_TARBALL_ARTIFACTS_DIR). Build Hermes from source."
-          exit 0
-        fi
-
-        TARBALL_FILENAME=$(node ./packages/react-native/scripts/hermes/get-tarball-name.js --buildType "${{ inputs.flavor }}")
-        TARBALL_PATH=$HERMES_TARBALL_ARTIFACTS_DIR/$TARBALL_FILENAME
-
-        echo "Looking for $TARBALL_FILENAME in $HERMES_TARBALL_ARTIFACTS_DIR"
-        echo "$TARBALL_PATH"
-
-        if [ ! -f $TARBALL_PATH ]; then
-          echo "Hermes tarball not present ($TARBALL_PATH). Build Hermes from source."
-          exit 0
-        fi
-
-        echo "Found Hermes tarball at $TARBALL_PATH"
-        echo "HERMES_ENGINE_TARBALL_PATH=$TARBALL_PATH" >> $GITHUB_ENV
-    - name: Print Hermes version
-      shell: bash
-      run: |
-        HERMES_TARBALL_ARTIFACTS_DIR=${{ inputs.hermes-tarball-artifacts-dir }}
-        TARBALL_FILENAME=$(node ./packages/react-native/scripts/hermes/get-tarball-name.js --buildType "${{ inputs.flavor }}")
-        TARBALL_PATH=$HERMES_TARBALL_ARTIFACTS_DIR/$TARBALL_FILENAME
-        if [[ -e $TARBALL_PATH ]]; then
-          tar -xf $TARBALL_PATH
-          echo 'print(HermesInternal?.getRuntimeProperties?.()["OSS Release Version"])' > test.js
-          chmod +x ./destroot/bin/hermes
-          ./destroot/bin/hermes test.js
-          rm test.js
-          rm -rf destroot
-        else
-          echo 'No Hermes tarball found.'
-        fi
     - name: Download ReactNativeDependencies
       uses: actions/download-artifact@v4
       with:
@@ -105,7 +61,6 @@ runs:
     - name: Install CocoaPods dependencies
       shell: bash
       run: |
-        export HERMES_ENGINE_TARBALL_PATH=$HERMES_ENGINE_TARBALL_PATH
         export RCT_USE_LOCAL_RN_DEP="/tmp/third-party/ReactNativeDependencies${{ inputs.flavor }}.xcframework.tar.gz"
         export RCT_TESTONLY_RNCORE_TARBALL_PATH="/tmp/ReactCore/ReactCore${{ inputs.flavor }}.xcframework.tar.gz"
 
@@ -116,7 +71,7 @@ runs:
         cd packages/rn-tester
 
         bundle install
-        bundle exec pod install
+        bundle exec pod update hermes-engine --no-repo-update
     - name: Build RNTester
       shell: bash
       run: |

.github/workflow-scripts/maestro-ios.js

@@ -162,7 +162,7 @@ async function main() {
   console.info(`WORKING_DIRECTORY: ${WORKING_DIRECTORY}`);
   console.info('==============================\n');
 
-  const simulatorName = 'iPhone 15 Pro';
+  const simulatorName = 'iPhone 16 Pro';
   launchSimulator(simulatorName);
   installAppOnSimulator(APP_PATH);
   const udid = extractSimulatorUDID();

.github/workflows/bump-podfile-lock.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Setup xcode
         uses: ./.github/actions/setup-xcode
         with:
-          xcode-version: '16.2.0'
+          platform: 'ios'
       - name: Extract branch name
         run: |
           TAG="${{ github.ref_name }}";

.github/workflows/nightly.yml

@@ -21,86 +21,6 @@ jobs:
           echo "Setting release type to nightly"
           echo "RELEASE_TYPE=nightly" >> $GITHUB_OUTPUT
 
-  prepare_hermes_workspace:
-    runs-on: ubuntu-latest
-    if: github.repository == 'facebook/react-native'
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_VERSION_FILE: packages/react-native/sdks/.hermesversion
-    outputs:
-      react-native-version: ${{ steps.prepare-hermes-workspace.outputs.react-native-version }}
-      hermes-version: ${{ steps.prepare-hermes-workspace.outputs.hermes-version }}
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Prepare Hermes Workspace
-        id: prepare-hermes-workspace
-        uses: ./.github/actions/prepare-hermes-workspace
-        with:
-          hermes-ws-dir: ${{ env.HERMES_WS_DIR }}
-          hermes-version-file: ${{ env.HERMES_VERSION_FILE }}
-
-  build_hermesc_apple:
-    runs-on: macos-14
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Apple
-        uses: ./.github/actions/build-hermesc-apple
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_apple_slices_hermes:
-    runs-on: macos-14
-    needs: [build_hermesc_apple, prepare_hermes_workspace]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-      HERMES_OSXBIN_ARTIFACTS_DIR: /tmp/hermes/osx-bin
-      IOS_DEPLOYMENT_TARGET: "15.1"
-      XROS_DEPLOYMENT_TARGET: "1.0"
-      MAC_DEPLOYMENT_TARGET: "10.15"
-    strategy:
-      fail-fast: false
-      matrix:
-        flavor: [Debug, Release]
-        slice: [macosx, iphoneos, iphonesimulator, appletvos, appletvsimulator, catalyst, xros, xrsimulator]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build Slice
-        uses: ./.github/actions/build-apple-slices-hermes
-        with:
-          flavor: ${{ matrix.flavor }}
-          slice: ${{ matrix.slice }}
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_hermes_macos:
-    runs-on: macos-14
-    needs: [build_apple_slices_hermes, prepare_hermes_workspace]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-    continue-on-error: true
-    strategy:
-      fail-fast: false
-      matrix:
-        flavor: [Debug, Release]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build Hermes MacOS
-        uses: ./.github/actions/build-hermes-macos
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-          flavor: ${{ matrix.flavor }}
-
   prebuild_apple_dependencies:
     if: github.repository == 'facebook/react-native'
     uses: ./.github/workflows/prebuild-ios-dependencies.yml
@@ -108,42 +28,10 @@ jobs:
 
   prebuild_react_native_core:
     uses: ./.github/workflows/prebuild-ios-core.yml
+    with:
+      use-hermes-nightly: true
     secrets: inherit
-    needs: [prebuild_apple_dependencies, build_hermes_macos]
-
-  build_hermesc_linux:
-    runs-on: ubuntu-latest
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Linux
-        uses: ./.github/actions/build-hermesc-linux
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_hermesc_windows:
-    runs-on: windows-2025
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: 'C:\tmp\hermes'
-      HERMES_TARBALL_ARTIFACTS_DIR: 'C:\tmp\hermes\hermes-runtime-darwin'
-      HERMES_OSXBIN_ARTIFACTS_DIR: 'C:\tmp\hermes\osx-bin'
-      ICU_URL: "https://github.com/unicode-org/icu/releases/download/release-64-2/icu4c-64_2-Win64-MSVC2017.zip"
-      MSBUILD_DIR: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin'
-      CMAKE_DIR: 'C:\Program Files\CMake\bin'
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Windows
-        uses: ./.github/actions/build-hermesc-windows
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
+    needs: [prebuild_apple_dependencies]
 
   build_android:
     runs-on: 8-core-ubuntu
@@ -172,10 +60,6 @@ jobs:
     needs:
       [
         set_release_type,
-        prepare_hermes_workspace,
-        build_hermes_macos,
-        build_hermesc_linux,
-        build_hermesc_windows,
         build_android,
         prebuild_apple_dependencies,
         prebuild_react_native_core,
@@ -188,7 +72,6 @@ jobs:
         # By default we only build ARM64 to save time/resources. For release/nightlies, we override this value to build all archs.
         ORG_GRADLE_PROJECT_reactNativeArchitectures: "arm64-v8a"
     env:
-      HERMES_WS_DIR: /tmp/hermes
       GHA_NPM_TOKEN: ${{ secrets.GHA_NPM_TOKEN }}
       ORG_GRADLE_PROJECT_SIGNING_PWD: ${{ secrets.ORG_GRADLE_PROJECT_SIGNING_PWD }}
       ORG_GRADLE_PROJECT_SIGNING_KEY: ${{ secrets.ORG_GRADLE_PROJECT_SIGNING_KEY }}
@@ -200,7 +83,6 @@ jobs:
       - name: Build and Publish NPM Package
         uses: ./.github/actions/build-npm-package
         with:
-          hermes-ws-dir: ${{ env.HERMES_WS_DIR }}
           release-type: ${{ needs.set_release_type.outputs.RELEASE_TYPE }}
           gha-npm-token: ${{ env.GHA_NPM_TOKEN }}
           gradle-cache-encryption-key: ${{ secrets.GRADLE_CACHE_ENCRYPTION_KEY }}

.github/workflows/prebuild-ios-core.yml

@@ -2,11 +2,16 @@ name: Prebuild iOS Dependencies
 
 on:
   workflow_call: # this directive allow us to call this workflow from other workflows
-
+    inputs:
+      use-hermes-nightly:
+        description: 'Whether to use the hermes nightly build or read the version from the versions.properties file'
+        type: boolean
+        required: false
+        default: false
 
 jobs:
   build-rn-slice:
-    runs-on: macos-14
+    runs-on: macos-15
     strategy:
       fail-fast: false
       matrix:
@@ -32,39 +37,20 @@ jobs:
         if: steps.restore-ios-slice.outputs.cache-hit != 'true'
         uses: ./.github/actions/setup-xcode
         with:
-          xcode-version: '16.2.0'
+          platform: ${{ matrix.slice }}
       - name: Yarn Install
         if: steps.restore-ios-slice.outputs.cache-hit != 'true'
         uses: ./.github/actions/yarn-install
-      - name: Download Hermes
-        if: steps.restore-ios-slice.outputs.cache-hit != 'true'
-        uses: actions/download-artifact@v4
-        with:
-          name: hermes-darwin-bin-${{ matrix.flavor }}
-          path: /tmp/hermes/hermes-runtime-darwin
-      - name: Extract Hermes
-        if: steps.restore-ios-slice.outputs.cache-hit != 'true'
+      - name: Set Hermes version
         shell: bash
         run: |
-          HERMES_TARBALL_ARTIFACTS_DIR=/tmp/hermes/hermes-runtime-darwin
-          if [ ! -d $HERMES_TARBALL_ARTIFACTS_DIR ]; then
-            echo "Hermes tarball artifacts dir not present ($HERMES_TARBALL_ARTIFACTS_DIR)."
-            exit 0
+          if [ "${{ inputs.use-hermes-nightly }}" == "true" ]; then
+            HERMES_VERSION="nightly"
+          else
+            HERMES_VERSION=$(sed -n 's/^HERMES_VERSION_NAME=//p' packages/react-native/sdks/hermes-engine/version.properties)
           fi
-
-          TARBALL_FILENAME=$(node ./packages/react-native/scripts/hermes/get-tarball-name.js --buildType "${{ matrix.flavor }}")
-          TARBALL_PATH=$HERMES_TARBALL_ARTIFACTS_DIR/$TARBALL_FILENAME
-
-          echo "Looking for $TARBALL_FILENAME in $HERMES_TARBALL_ARTIFACTS_DIR"
-          echo "$TARBALL_PATH"
-
-          if [ ! -f $TARBALL_PATH ]; then
-            echo "Hermes tarball not present ($TARBALL_PATH). Build Hermes from source."
-            exit 0
-          fi
-
-          echo "Found Hermes tarball at $TARBALL_PATH"
-          echo "HERMES_ENGINE_TARBALL_PATH=$TARBALL_PATH" >> $GITHUB_ENV
+          echo "Using Hermes version: $HERMES_VERSION"
+          echo "HERMES_VERSION=$HERMES_VERSION" >> $GITHUB_ENV
       - name: Download ReactNativeDependencies
         uses: actions/download-artifact@v4
         with:
@@ -123,7 +109,7 @@ jobs:
             packages/react-native/.build/headers
 
   compose-xcframework:
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [build-rn-slice]
     strategy:
       fail-fast: false

.github/workflows/prebuild-ios-dependencies.yml

@@ -7,7 +7,7 @@ on:
 jobs:
   prepare_workspace:
     name: Prepare workspace
-    runs-on: macos-14
+    runs-on: macos-15
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -18,7 +18,7 @@ jobs:
         uses: actions/cache/restore@v4
         with:
           path: packages/react-native/third-party/
-          key: v2-ios-dependencies-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+          key: v3-ios-dependencies-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
           enableCrossOsArchive: true
       - name: Yarn Install
         if: steps.restore-ios-prebuilds.outputs.cache-hit != 'true'
@@ -40,13 +40,13 @@ jobs:
         uses: actions/cache/save@v4
         if: ${{ github.ref == 'refs/heads/main' }} # To avoid that the cache explode
         with:
-          key: v2-ios-dependencies-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+          key: v3-ios-dependencies-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
           enableCrossOsArchive: true
           path: packages/react-native/third-party/
 
   build-apple-slices:
     name: Build Apple Slice
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [prepare_workspace]
     strategy:
       fail-fast: false
@@ -65,16 +65,17 @@ jobs:
         uses: actions/checkout@v4
       - name: Setup node.js
         uses: ./.github/actions/setup-node
-      - name: Setup xcode
-        uses: ./.github/actions/setup-xcode
-        with:
-          xcode-version: '16.1'
       - name: Restore slice folder
         id: restore-slice-folder
         uses: actions/cache/restore@v4
         with:
           path: packages/react-native/third-party/.build/Build/Products
-          key: v2-ios-dependencies-slice-folder-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+          key: v3-ios-dependencies-slice-folder-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+      - name: Setup xcode
+        if: steps.restore-slice-folder.outputs.cache-hit != 'true'
+        uses: ./.github/actions/setup-xcode
+        with:
+          platform: ${{ matrix.slice }}
       - name: Yarn Install
         if: steps.restore-slice-folder.outputs.cache-hit != 'true'
         uses: ./.github/actions/yarn-install
@@ -85,15 +86,8 @@ jobs:
           name: ios-prebuilds-workspace
           path: packages/react-native/third-party/
       - name: Print third-party folder structure
+        if: steps.restore-slice-folder.outputs.cache-hit != 'true'
         run: ls -lR packages/react-native/third-party
-      - name: Install VisionOS
-        if: ${{ steps.restore-slice-folder.outputs.cache-hit != 'true' && (matrix.slice == 'xros' || matrix.slice == 'xros-simulator') }}
-        run: |
-          # https://github.com/actions/runner-images/issues/10559
-          sudo xcodebuild -runFirstLaunch
-          sudo xcrun simctl list
-          sudo xcodebuild -downloadPlatform visionOS
-          sudo xcodebuild -runFirstLaunch
       - name: Build slice ${{ matrix.slice }} for ${{ matrix.flavor }}
         if: steps.restore-slice-folder.outputs.cache-hit != 'true'
         run:  node scripts/releases/prepare-ios-prebuilds.js -b -p ${{ matrix.slice }} -r ${{ matrix.flavor }}
@@ -107,14 +101,14 @@ jobs:
         uses: actions/cache/save@v4
         if: ${{ github.ref == 'refs/heads/main' }} # To avoid that the cache explode
         with:
-          key: v2-ios-dependencies-slice-folder-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+          key: v3-ios-dependencies-slice-folder-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
           enableCrossOsArchive: true
           path: |
             packages/react-native/third-party/.build/Build/Products
 
   create-xcframework:
     name: Prepare XCFramework
-    runs-on: macos-14
+    runs-on: macos-15
     needs: [build-apple-slices]
     strategy:
       fail-fast: false
@@ -138,7 +132,7 @@ jobs:
         with:
           path: |
             packages/react-native/third-party/
-          key: v2-ios-dependencies-xcframework-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+          key: v3-ios-dependencies-xcframework-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
       # If cache hit, we already have our binary. We don't need to do anything.
       - name: Yarn Install
         if: steps.restore-xcframework.outputs.cache-hit != 'true'
@@ -200,4 +194,4 @@ jobs:
           path: |
             packages/react-native/third-party/ReactNativeDependencies${{ matrix.flavor }}.xcframework.tar.gz
             packages/react-native/third-party/ReactNativeDependencies${{ matrix.flavor }}.framework.dSYM.tar.gz
-          key: v2-ios-dependencies-xcframework-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}
+          key: v3-ios-dependencies-xcframework-${{ matrix.flavor }}-${{ hashfiles('scripts/releases/ios-prebuild/configuration.js') }}

.github/workflows/publish-release.yml

@@ -19,85 +19,6 @@ jobs:
           echo "Setting release type to release"
           echo "RELEASE_TYPE=release" >> $GITHUB_OUTPUT
 
-  prepare_hermes_workspace:
-    runs-on: ubuntu-latest
-    if: github.repository == 'facebook/react-native'
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_VERSION_FILE: packages/react-native/sdks/.hermesversion
-    outputs:
-      react-native-version: ${{ steps.prepare-hermes-workspace.outputs.react-native-version }}
-      hermes-version: ${{ steps.prepare-hermes-workspace.outputs.hermes-version }}
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Prepare Hermes Workspace
-        id: prepare-hermes-workspace
-        uses: ./.github/actions/prepare-hermes-workspace
-        with:
-          hermes-ws-dir: ${{ env.HERMES_WS_DIR }}
-          hermes-version-file: ${{ env.HERMES_VERSION_FILE }}
-
-  build_hermesc_apple:
-    runs-on: macos-14
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Apple
-        uses: ./.github/actions/build-hermesc-apple
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.output.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.output.react-native-version }}
-  build_apple_slices_hermes:
-    runs-on: macos-14
-    needs: [build_hermesc_apple, prepare_hermes_workspace]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-      HERMES_OSXBIN_ARTIFACTS_DIR: /tmp/hermes/osx-bin
-      IOS_DEPLOYMENT_TARGET: "15.1"
-      XROS_DEPLOYMENT_TARGET: "1.0"
-      MAC_DEPLOYMENT_TARGET: "10.15"
-    strategy:
-      fail-fast: false
-      matrix:
-        flavor: [Debug, Release]
-        slice: [macosx, iphoneos, iphonesimulator, appletvos, appletvsimulator, catalyst, xros, xrsimulator]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build Slice
-        uses: ./.github/actions/build-apple-slices-hermes
-        with:
-          flavor: ${{ matrix.flavor }}
-          slice: ${{ matrix.slice}}
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_hermes_macos:
-    runs-on: macos-14
-    needs: [build_apple_slices_hermes, prepare_hermes_workspace]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-    continue-on-error: true
-    strategy:
-      fail-fast: false
-      matrix:
-        flavor: [Debug, Release]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build Hermes MacOS
-        uses: ./.github/actions/build-hermes-macos
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-          flavor: ${{ matrix.flavor }}
-
   prebuild_apple_dependencies:
     if: github.repository == 'facebook/react-native'
     uses: ./.github/workflows/prebuild-ios-dependencies.yml
@@ -106,51 +27,13 @@ jobs:
   prebuild_react_native_core:
     uses: ./.github/workflows/prebuild-ios-core.yml
     secrets: inherit
-    needs: [prebuild_apple_dependencies, build_hermes_macos]
-
-  build_hermesc_linux:
-    runs-on: ubuntu-latest
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Linux
-        uses: ./.github/actions/build-hermesc-linux
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_hermesc_windows:
-    runs-on: windows-2025
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: 'C:\tmp\hermes'
-      HERMES_TARBALL_ARTIFACTS_DIR: 'C:\tmp\hermes\hermes-runtime-darwin'
-      HERMES_OSXBIN_ARTIFACTS_DIR: 'C:\tmp\hermes\osx-bin'
-      ICU_URL: "https://github.com/unicode-org/icu/releases/download/release-64-2/icu4c-64_2-Win64-MSVC2017.zip"
-      MSBUILD_DIR: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin'
-      CMAKE_DIR: 'C:\Program Files\CMake\bin'
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Windows
-        uses: ./.github/actions/build-hermesc-windows
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
+    needs: [prebuild_apple_dependencies]
 
   build_npm_package:
     runs-on: 8-core-ubuntu
     needs:
       [
         set_release_type,
-        prepare_hermes_workspace,
-        build_hermes_macos,
-        build_hermesc_linux,
-        build_hermesc_windows,
         prebuild_apple_dependencies,
         prebuild_react_native_core,
       ]
@@ -162,7 +45,6 @@ jobs:
         # By default we only build ARM64 to save time/resources. For release/nightlies, we override this value to build all archs.
         ORG_GRADLE_PROJECT_reactNativeArchitectures: "arm64-v8a"
     env:
-      HERMES_WS_DIR: /tmp/hermes
       GHA_NPM_TOKEN: ${{ secrets.GHA_NPM_TOKEN }}
       ORG_GRADLE_PROJECT_SIGNING_PWD: ${{ secrets.ORG_GRADLE_PROJECT_SIGNING_PWD }}
       ORG_GRADLE_PROJECT_SIGNING_KEY: ${{ secrets.ORG_GRADLE_PROJECT_SIGNING_KEY }}
@@ -178,7 +60,6 @@ jobs:
       - name: Build and Publish NPM Package
         uses: ./.github/actions/build-npm-package
         with:
-          hermes-ws-dir: ${{ env.HERMES_WS_DIR }}
           release-type: ${{ needs.set_release_type.outputs.RELEASE_TYPE }}
           gha-npm-token: ${{ env.GHA_NPM_TOKEN }}
           gradle-cache-encryption-key: ${{ secrets.GRADLE_CACHE_ENCRYPTION_KEY }}

.github/workflows/test-all.yml

@@ -33,86 +33,6 @@ jobs:
 
           echo "Should I run E2E tests? ${{ inputs.run-e2e-tests }}"
 
-  prepare_hermes_workspace:
-    runs-on: ubuntu-latest
-    if: github.repository == 'facebook/react-native'
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_VERSION_FILE: packages/react-native/sdks/.hermesversion
-    outputs:
-      react-native-version: ${{ steps.prepare-hermes-workspace.outputs.react-native-version }}
-      hermes-version: ${{ steps.prepare-hermes-workspace.outputs.hermes-version }}
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Prepare Hermes Workspace
-        id: prepare-hermes-workspace
-        uses: ./.github/actions/prepare-hermes-workspace
-        with:
-          hermes-ws-dir: ${{ env.HERMES_WS_DIR }}
-          hermes-version-file: ${{ env.HERMES_VERSION_FILE }}
-
-  build_hermesc_apple:
-    runs-on: macos-14
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Apple
-        uses: ./.github/actions/build-hermesc-apple
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_apple_slices_hermes:
-    runs-on: macos-14
-    needs: [build_hermesc_apple, prepare_hermes_workspace]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-      HERMES_OSXBIN_ARTIFACTS_DIR: /tmp/hermes/osx-bin
-      IOS_DEPLOYMENT_TARGET: "15.1"
-      XROS_DEPLOYMENT_TARGET: "1.0"
-      MAC_DEPLOYMENT_TARGET: "10.15"
-    strategy:
-      fail-fast: false
-      matrix:
-        flavor: [Debug, Release]
-        slice: [macosx, iphoneos, iphonesimulator, appletvos, appletvsimulator, catalyst, xros, xrsimulator]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build Slice
-        uses: ./.github/actions/build-apple-slices-hermes
-        with:
-          flavor: ${{ matrix.flavor }}
-          slice: ${{ matrix.slice}}
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
-  build_hermes_macos:
-    runs-on: macos-14
-    needs: [build_apple_slices_hermes, prepare_hermes_workspace]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-    continue-on-error: true
-    strategy:
-      fail-fast: false
-      matrix:
-        flavor: [Debug, Release]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build Hermes MacOS
-        uses: ./.github/actions/build-hermes-macos
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-          flavor: ${{ matrix.flavor }}
-
   prebuild_apple_dependencies:
     if: github.repository == 'facebook/react-native'
     uses: ./.github/workflows/prebuild-ios-dependencies.yml
@@ -120,16 +40,15 @@ jobs:
 
   prebuild_react_native_core:
     uses: ./.github/workflows/prebuild-ios-core.yml
+    with:
+      use-hermes-nightly: ${{ !endsWith(github.ref_name, '-stable') }}
     secrets: inherit
-    needs: [prebuild_apple_dependencies, build_hermes_macos]
+    needs: [prebuild_apple_dependencies]
 
   test_ios_rntester_ruby_3_2_0:
-    runs-on: macos-14
+    runs-on: macos-15
     needs:
-      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies, prebuild_react_native_core]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
+      [prebuild_apple_dependencies, prebuild_react_native_core]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -137,17 +56,12 @@ jobs:
         uses: ./.github/actions/test-ios-rntester
         with:
           ruby-version: "3.2.0"
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
           flavor: Debug
 
   test_ios_rntester:
-    runs-on: macos-14-large
+    runs-on: macos-15-large
     needs:
-      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies, prebuild_react_native_core]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
+      [prebuild_apple_dependencies, prebuild_react_native_core]
     continue-on-error: true
     strategy:
       fail-fast: false
@@ -161,17 +75,12 @@ jobs:
         uses: ./.github/actions/test-ios-rntester
         with:
           use-frameworks: ${{ matrix.frameworks }}
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
           flavor: ${{ matrix.flavor }}
 
   test_e2e_ios_rntester:
-    runs-on: macos-14-large
+    runs-on: macos-15-large
     needs:
       [test_ios_rntester]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
     strategy:
       fail-fast: false
       matrix:
@@ -190,6 +99,8 @@ jobs:
         run: ls -lR /tmp/RNTesterBuild
       - name: Setup xcode
         uses: ./.github/actions/setup-xcode
+        with:
+          platform: ios
       - name: Run E2E Tests
         uses: ./.github/actions/maestro-ios
         with:
@@ -199,11 +110,8 @@ jobs:
           flavor: ${{ matrix.flavor }}
 
   test_e2e_ios_templateapp:
-    runs-on: macos-14-large
+    runs-on: macos-15-large
     needs: [build_npm_package, prebuild_apple_dependencies]
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
     strategy:
       fail-fast: false
       matrix:
@@ -213,6 +121,8 @@ jobs:
         uses: actions/checkout@v4
       - name: Setup xcode
         uses: ./.github/actions/setup-xcode
+        with:
+          platform: ios
       - name: Setup node.js
         uses: ./.github/actions/setup-node
       - name: Run yarn
@@ -221,11 +131,6 @@ jobs:
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: 2.6.10
-      - name: Download Hermes
-        uses: actions/download-artifact@v4
-        with:
-          name: hermes-darwin-bin-${{matrix.flavor}}
-          path: /tmp/react-native-tmp
       - name: Download React Native Package
         uses: actions/download-artifact@v4
         with:
@@ -259,9 +164,6 @@ jobs:
           REACT_NATIVE_PKG=$(find /tmp/react-native-tmp -type f -name "*.tgz")
           echo "React Native tgs is $REACT_NATIVE_PKG"
 
-          HERMES_PATH=$(find /tmp/react-native-tmp -type f -name "*.tar.gz")
-          echo "Hermes path is $HERMES_PATH"
-
           # For stable branches, we want to use the stable branch of the template
           # In all the other cases, we want to use "main"
           BRANCH=${{ github.ref_name }}
@@ -278,7 +180,7 @@ jobs:
           export RCT_USE_LOCAL_RN_DEP=/tmp/third-party/ReactNativeDependencies${{ matrix.flavor }}.xcframework.tar.gz
           # Disable prebuilds for now, as they are causing issues with E2E tests for 0.82-stable branch
           # export RCT_TESTONLY_RNCORE_TARBALL_PATH="/tmp/ReactCore/ReactCore${{ matrix.flavor }}.xcframework.tar.gz"
-          HERMES_ENGINE_TARBALL_PATH=$HERMES_PATH RCT_NEW_ARCH_ENABLED=$NEW_ARCH_ENABLED bundle exec pod install
+          RCT_NEW_ARCH_ENABLED=$NEW_ARCH_ENABLED bundle exec pod install
 
           xcodebuild \
             -scheme "RNTestProject" \
@@ -364,27 +266,11 @@ jobs:
           flavor: ${{ matrix.flavor }}
           working-directory: /tmp/RNTestProject
 
-  build_hermesc_linux:
-    runs-on: ubuntu-latest
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: /tmp/hermes
-      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Linux
-        uses: ./.github/actions/build-hermesc-linux
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
   run_fantom_tests:
     runs-on: 8-core-ubuntu
     needs: [set_release_type]
     container:
-      # Version is pinned to v18.0 to unblock `run_fantom_tests` - see https://github.com/react-native-community/docker-android/pull/242#issuecomment-3280029122
-      image: reactnativecommunity/react-native-android:v18.0
+      image: reactnativecommunity/react-native-android:latest
       env:
         TERM: "dumb"
         GRADLE_OPTS: "-Dorg.gradle.daemon=false"
@@ -399,25 +285,6 @@ jobs:
           release-type: ${{ needs.set_release_type.outputs.RELEASE_TYPE }}
           gradle-cache-encryption-key: ${{ secrets.GRADLE_CACHE_ENCRYPTION_KEY }}
 
-  build_hermesc_windows:
-    runs-on: windows-2025
-    needs: prepare_hermes_workspace
-    env:
-      HERMES_WS_DIR: 'C:\tmp\hermes'
-      HERMES_TARBALL_ARTIFACTS_DIR: 'C:\tmp\hermes\hermes-runtime-darwin'
-      HERMES_OSXBIN_ARTIFACTS_DIR: 'C:\tmp\hermes\osx-bin'
-      ICU_URL: "https://github.com/unicode-org/icu/releases/download/release-64-2/icu4c-64_2-Win64-MSVC2017.zip"
-      MSBUILD_DIR: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin'
-      CMAKE_DIR: 'C:\Program Files\CMake\bin'
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build HermesC Windows
-        uses: ./.github/actions/build-hermesc-windows
-        with:
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
-
   build_android:
     runs-on: 8-core-ubuntu
     needs: [set_release_type]
@@ -472,10 +339,6 @@ jobs:
     needs:
       [
         set_release_type,
-        prepare_hermes_workspace,
-        build_hermes_macos,
-        build_hermesc_linux,
-        build_hermesc_windows,
         build_android,
         prebuild_apple_dependencies,
         prebuild_react_native_core,
@@ -485,15 +348,12 @@ jobs:
       env:
         TERM: "dumb"
         GRADLE_OPTS: "-Dorg.gradle.daemon=false"
-    env:
-      HERMES_WS_DIR: /tmp/hermes
     steps:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Build NPM Package
         uses: ./.github/actions/build-npm-package
         with:
-          hermes-ws-dir: ${{ env.HERMES_WS_DIR }}
           release-type: ${{ needs.set_release_type.outputs.RELEASE_TYPE }}
           gradle-cache-encryption-key: ${{ secrets.GRADLE_CACHE_ENCRYPTION_KEY }}
 
@@ -536,6 +396,12 @@ jobs:
           cache-encryption-key: ${{ secrets.GRADLE_CACHE_ENCRYPTION_KEY }}
       - name: Run yarn install
         uses: ./.github/actions/yarn-install
+      - name: Set nightly Hermes versions
+        shell: bash
+        run: |
+          node ./scripts/releases/use-hermes-nightly.js
+      - name: Run yarn install again, with the correct hermes version
+        uses: ./.github/actions/yarn-install
       - name: Prepare the Helloworld application
         shell: bash
         run: node ./scripts/e2e/init-project-e2e.js --useHelloWorld --pathToLocalReactNative "$GITHUB_WORKSPACE/build/$(cat build/react-native-package-version)"
@@ -556,11 +422,10 @@ jobs:
           compression-level: 0
 
   test_ios_helloworld_with_ruby_3_2_0:
-    runs-on: macos-14
-    needs: [prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies, prebuild_react_native_core] # prepare_hermes_workspace must be there because we need its reference to retrieve a couple of outputs
+    runs-on: macos-15
+    needs: [prebuild_apple_dependencies, prebuild_react_native_core]
     env:
       PROJECT_NAME: iOSTemplateProject
-      HERMES_WS_DIR: /tmp/hermes
       YARN_ENABLE_IMMUTABLE_INSTALLS: false
     steps:
       - name: Checkout
@@ -569,12 +434,10 @@ jobs:
         with:
           ruby-version: 3.2.0
           flavor: Debug
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
 
   test_ios_helloworld:
-    runs-on: macos-14
-    needs: [prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies, prebuild_react_native_core] # prepare_hermes_workspace must be there because we need its reference to retrieve a couple of outputs
+    runs-on: macos-15
+    needs: [prebuild_apple_dependencies, prebuild_react_native_core]
     strategy:
       matrix:
         flavor: [Debug, Release]
@@ -585,7 +448,6 @@ jobs:
             use_frameworks: StaticLibraries
     env:
       PROJECT_NAME: iOSTemplateProject
-      HERMES_WS_DIR: /tmp/hermes
       YARN_ENABLE_IMMUTABLE_INSTALLS: false
     steps:
       - name: Checkout
@@ -594,8 +456,6 @@ jobs:
         with:
           flavor: ${{ matrix.flavor }}
           use-frameworks: ${{ matrix.use_frameworks }}
-          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
-          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
 
   test_js:
     runs-on: ubuntu-latest

.gitignore

@@ -133,6 +133,7 @@ vendor/
 # Swift Package build folder
 /packages/react-native/.build
 /packages/react-native/.swiftpm
+/packages/react-native/React/includes/
 
 # @react-native/codegen
 /packages/react-native/React/FBReactNativeSpec/

CHANGELOG-0.7x.md

@@ -1,5 +1,14 @@
 # Changelog (pre 0.80)
 
+## v0.79.7
+
+### Fixed
+
+#### Android specific
+
+- **Layout:** Make missing parent view state in updateLayout a soft error ([56ad8d9bfd](https://github.com/facebook/react-native/commit/56ad8d9bfd08ea70bc6f5726a2b4a6afb6d2d7c2) by [@javache](https://github.com/javache))
+- **Layout:** Make missing parent view state in updateLayout a soft error ([f2e47d8dab](https://github.com/facebook/react-native/commit/f2e47d8dabcd61621ea81c86cd1e2488948c4229) by [@cipolleschi](https://github.com/cipolleschi))
+
 ## v0.79.6
 
 ### Added

CHANGELOG.md

@@ -1,62 +1,18 @@
 # Changelog
 
-## v0.81.3
-
-### Fixed
-
-#### iOS specific
-
-- Reverted "Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source" ([537e3ad930](https://github.com/facebook/react-native/commit/537e3ad93041c0cef959f0d20586fe97818900a6) by [@gabrieldonadel](https://github.com/gabrieldonadel))
-
-## v0.81.2
-
-### Added
-
-#### Android specific
-
-- Create a debugOptimized buildType for Android ([5e3edafec6](https://github.com/facebook/react-native/commit/5e3edafec6c69558521061dced7a6bcd046576b0) by [@cortinico](https://github.com/cortinico))
-- Add `useNativeEqualsInNativeReadableArrayAndroid` and `useNativeTransformHelperAndroid` feature flag to the experimental channel. This should alleviate some of the perf issue users are seeing on Android + Reanimated + NewArch on 0.81([a346096da8](https://github.com/facebook/react-native/commit/a346096da81fccf5fbc82d83bfc128695e6ec3a5) by [@cortinico](https://github.com/cortinico))
-
-### Fixed
-
-#### iOS specific
-
-- Fix Node scripts related to prebuilt tarball extraction for paths containing whitespaces ([366f2ad505](https://github.com/facebook/react-native/commit/366f2ad5057ffecc1f5b211f6aae29567ae6b7e5) by [@kitten](https://github.com/kitten))
-- Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source ([a2eb29e5e7](https://github.com/facebook/react-native/commit/a2eb29e5e7aef8bbdf4c647c8467b5292b013b20) by [@kitten](https://github.com/kitten))
-
-## v0.82.0-rc.1
-
-### Added
-
-#### Android specific
-
-- **Hermes V1:** Added opt-in to use the new Hermes ([3e9990f860](https://github.com/facebook/react-native/commit/3e9990f860eb9380837ef431ca02def32c4261ad) by [@j-piasecki](https://github.com/j-piasecki))
-
-#### iOS specific
-
-- **Hermes V1:** Added opt-in to use the new Hermes ([e9cdc308b4](https://github.com/facebook/react-native/commit/e9cdc308b4c04753d85757e8877ac00c3c687b95) by [@j-piasecki](https://github.com/j-piasecki))
-
-### Changed
-
-- **Hermes V1:** Changed the source of hermesc binary to be an npm package ([2e0bd13a25](https://github.com/facebook/react-native/commit/2e0bd13a2533fe7ab64125a95b9215b806018c6e) by [@j-piasecki](https://github.com/j-piasecki))
-
-### Deprecated
-
-- **APIs:** Deprecate legacy javascript react native apis ([e7aeea26bd](https://github.com/facebook/react-native/commit/e7aeea26bde6e9cda0a3a0a55fc2a0421fb0c0e5) by [@RSNara](https://github.com/RSNara))
+## v0.82.1
 
 ### Fixed
 
 #### Android specific
 
-- **Build From Source:** Fix build from source due to missing folder error on Gradle 9.0 ([9fbce3eff1](https://github.com/facebook/react-native/commit/9fbce3eff18060f16e796badc415ba733ede19af) by [@cortinico](https://github.com/cortinico))
+- Fixed representation of transforms when view is originally zero-sized ([a81e94a40c](https://github.com/facebook/react-native/commit/a81e94a40ca8dca9e57b562db21f8f235c5b25a0) by [@javache](https://github.com/javache))
 
 #### iOS specific
 
-- **RCTAlertController:** Simplify RCTAlertController, don't create additional UIWindow ([05c4321b19](https://github.com/facebook/react-native/commit/05c4321b194c3d0e146b6085bcaccc75acd3fd67) by [@okwasniewski](https://github.com/okwasniewski))
-- **Prebuild:** Fix Node scripts related to prebuilt tarball extraction for paths containing whitespaces ([9731e8ebc5](https://github.com/facebook/react-native/commit/9731e8ebc5ea87526a91b9903172639e062cd920) by [@kitten](https://github.com/kitten))
-- **Prebuild:** Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source ([f170db412b](https://github.com/facebook/react-native/commit/f170db412b3ab46fd0894d5d66431d9c230cd3a8) by [@kitten](https://github.com/kitten))
+- Fixed issue when using gnu coreutils cp command when using precompiled binaries causing compilation error ([068ec39aea](https://github.com/facebook/react-native/commit/068ec39aea543617e5159fe22274b294bfb29026) by [@chrfalch](https://github.com/chrfalch))
 
-## v0.82.0-rc.0
+## v0.82.0
 
 ### Breaking
 
@@ -64,8 +20,10 @@
 - **`CxxSharedModuleWrapper`:** Removed CxxSharedModuleWrapper ([fafbee2402](https://github.com/facebook/react-native/commit/fafbee240235ea0e63eb01abd31ce32d6a576429) by [@javache](https://github.com/javache))
 - **DOM API:** Enable DOM APIs in host component refs ([2ad845ccb2](https://github.com/facebook/react-native/commit/2ad845ccb2fea277e05513dcf41407026a8224f0) by [@rubennorte](https://github.com/rubennorte))
 - **Error Handling:** Unhandled promises are now handled by ExceptionsManager.handleException, instead of being swallowed as Logbox Warnings. ([c4082c9ce2](https://github.com/facebook/react-native/commit/c4082c9ce208a324c2d011823ca2ba432411aafc) by [@krystofwoldrich](https://github.com/krystofwoldrich))
+- **InteractionManager:** InteractionManager has been deprecated and no longer respects interaction handles. Instead, it is now recommended to avoid executing long-running JavaScript tasks by breaking them up into smaller tasks and scheduling them using `requestIdleCallback()`. ([03d9f34a82](https://github.com/facebook/react-native/commit/03d9f34a8252456d389d9f9a3bd04b99a2828c16) by [@yungsters](https://github.com/yungsters))
 - **`shouldEmitW3CPointerEvents`:** Migrate `shouldPressibilityUseW3CPointerEventsForHover` to common private feature flags and remove `shouldEmitW3CPointerEvents` flag. ([fb4587780e](https://github.com/facebook/react-native/commit/fb4587780e8d6111139d73598a9a26ff392dee28) by [@coado](https://github.com/coado))
 - **TurboModuleUtils:** Remove unused ReactCommon/TurboModuleUtils functions #deepCopyJSIObject and #deepCopyJSIArray ([ead669ade3](https://github.com/facebook/react-native/commit/ead669ade31ee703c407f96c0ce98d8f2991bdc8) by [@christophpurrer](https://github.com/christophpurrer))
+- **TurboModules:** Delete old location of CallbackWrapper.h / LongLivedObject.h by ([cb94e71](https://github.com/facebook/react-native/commit/cb94e71845259ae7fa823eb4d21cde74fccd7435) [@christophpurrer](https://github.com/christophpurrer))
 
 #### Android specific
 
@@ -80,12 +38,13 @@
 
 ### Added
 
-- **Animated:** `Animated.CompositeAnomation` is now exposed when using `"react-native-strict-api"` ([024d25794a](https://github.com/facebook/react-native/commit/024d25794a51c94c877c1dfa115a82ebbf559614) by [@huntie](https://github.com/huntie))
+- **Animated:** `Animated.CompositeAnimation` is now exposed when using `"react-native-strict-api"` ([024d25794a](https://github.com/facebook/react-native/commit/024d25794a51c94c877c1dfa115a82ebbf559614) by [@huntie](https://github.com/huntie))
 - **Animated:** Allow calling createAnimatedNode without batching ([d9d9a49e18](https://github.com/facebook/react-native/commit/d9d9a49e18f3c51caa18cf7da0a1fcd62f1ecf18) by [@zeyap](https://github.com/zeyap))
 - **Animated:** Allow filter usage with native animated driver. ([138d0eb01d](https://github.com/facebook/react-native/commit/138d0eb01dbe597261459a37d364d1780c3ef228) by [@intergalacticspacehighway](https://github.com/intergalacticspacehighway))
 - **API:** Expose NativeComponentRegistry API as JavaScript root export ([f936780cd5](https://github.com/facebook/react-native/commit/f936780cd5c0c17797f9d2bbc8f5cee81c2eefce) by [@zhongwuzw](https://github.com/zhongwuzw))
 - **API:** Expose `ReactNativeVersion` API as JavaScript root export ([ec5638abd0](https://github.com/facebook/react-native/commit/ec5638abd0e872be62b6ea5d8df9bed6335c2191) by [@huntie](https://github.com/huntie))
 - **Codegen:** Added getDebugProps to codegen ([e547f466ee](https://github.com/facebook/react-native/commit/e547f466ee41415a75ec6b6f910171285ee7bfc3) by [@cipolleschi](https://github.com/cipolleschi))
+- **Hermes V1:** Added a dependency on hermes-compiler ([0caf8e70d5](https://github.com/facebook/react-native/commit/0caf8e70d53f611a73ad9b55879dfe0a5f036371) by [@j-piasecki](https://github.com/j-piasecki))
 - **Pressable:** Allow setting `blockNativeResponder` on Pressable ([6e4d23ded2](https://github.com/facebook/react-native/commit/6e4d23ded2da4a717bafcc032e3d7a0a5fbe3731) by [@zeyap](https://github.com/zeyap))
 - **Yoga/API:** Make yoga/Yoga.h an umbrell header ([8ed2cee80e](https://github.com/facebook/react-native/commit/8ed2cee80e0aaac2f2a6a897ba450888f274a5a4) by [@rudybear](https://github.com/rudybear))
 
@@ -95,18 +54,23 @@
 - **DevMenu:** Add long-press back as an option to open the DevMenu for devices that lack menu & fast-forward. ([32d37f03ad](https://github.com/facebook/react-native/commit/32d37f03ad05290205a4f04d756f6e1880c4ff89) by [@sbuggay](https://github.com/sbuggay))
 - **DevTools:** `DevSupportManager::openDebugger` now supports an optional `panel` param determining the starting panel ([7eb3536728](https://github.com/facebook/react-native/commit/7eb3536728c4a20f7e51245f4f7b64aa505bd799) by [@huntie](https://github.com/huntie))
 - **DevTools:** Adds a landing view parameter to opening RNDT, enabling arbitrary view focus on launch. ([635c707eec](https://github.com/facebook/react-native/commit/635c707eec18f6d2ceceac2dcee9f458f17f8aab) by [@sbuggay](https://github.com/sbuggay))
+- **Hermes V1:** Added opt-in to use the new Hermes ([3e9990f860](https://github.com/facebook/react-native/commit/3e9990f860eb9380837ef431ca02def32c4261ad) by [@j-piasecki](https://github.com/j-piasecki))
 - **HWInput:** Channel up/down hardware events. ([c2a3e4420e](https://github.com/facebook/react-native/commit/c2a3e4420e07147f9a040a665da98dbe22b87a2a) by [@sbuggay](https://github.com/sbuggay))
 - **Manifest:** Add support to specify a single Manifest rather than 2 (main/debug) by using the `usesCleartextTraffic` manifest placeholder which is autoconfigured by RNGP. ([d89acc1596](https://github.com/facebook/react-native/commit/d89acc1596345534882938d2bbf40275a6cb89bd) by [@cortinico](https://github.com/cortinico))
 
 #### iOS specific
 
 - **API:** Add deprecation message for RCTAppdelegate APIs ([d503ea4efc](https://github.com/facebook/react-native/commit/d503ea4efc84b6511cef2a46421a16e044862e88) by [@cipolleschi](https://github.com/cipolleschi))
+- **Fabric:** Add invalidation callback for non-recycled component instances ([dc4a6d2c7e](https://github.com/facebook/react-native/commit/dc4a6d2c7e2ed421b61929896f60b1a864a60d97) by [@kkafar](https://github.com/kkafar))
+- **Hermes V1:** Added opt-in to use the new Hermes ([e9cdc308b4](https://github.com/facebook/react-native/commit/e9cdc308b4c04753d85757e8877ac00c3c687b95) by [@j-piasecki](https://github.com/j-piasecki))
 - **New Architecture:** Add warning if RCT_NEW_ARCH_ENABLED is set to 0 ([7d0bef2f25](https://github.com/facebook/react-native/commit/7d0bef2f25a206d917e7f5cc2b9a6c088f13a832) by [@cipolleschi](https://github.com/cipolleschi))
+- **New Architecture:** Crash the app if they force the legacy architecture. ([dc132a4fd4](https://github.com/facebook/react-native/commit/dc132a4fd4ca8dc28dc7dbb2406ac67dac1a0ee7) by [@cipolleschi](https://github.com/cipolleschi))
 
 ### Changed
 
 - **Font:** Enabled `enableFontScaleChangesUpdatingLayout` feature flag by default ([686d14f1d1](https://github.com/facebook/react-native/commit/686d14f1d16c2f02720104ddd395f7d27c908350) by [@j-piasecki](https://github.com/j-piasecki))
 - **Hermes:** Changed names of hermes binaries ([776fca1e7c](https://github.com/facebook/react-native/commit/776fca1e7c978a2d8f817d042836073e4dcb4e0e) by [@j-piasecki](https://github.com/j-piasecki))
+- **Hermes V1:** Changed the source of hermesc binary to be an npm package ([2e0bd13a25](https://github.com/facebook/react-native/commit/2e0bd13a2533fe7ab64125a95b9215b806018c6e) by [@j-piasecki](https://github.com/j-piasecki))
 - **Metro:** Bump Metro to ^0.83.1 ([840fd6c83f](https://github.com/facebook/react-native/commit/840fd6c83f45326a796bf2823f8c2fa942aed06c) by [@robhogan](https://github.com/robhogan))
 - **React:** Bumped React to 19.1.1 ([ec5a98b1f5](https://github.com/facebook/react-native/commit/ec5a98b1f5c2137f5f6ff5f5f6706f20384c44df) by [@cipolleschi](https://github.com/cipolleschi))
 - **Runtime:** CDP backend now accepts `addBinding` and `removeBinding` methods earlier, before a Runtime exists. ([3271e57c75](https://github.com/facebook/react-native/commit/3271e57c751e7d1193c1e9f7b53e545231511b9d) by [@motiz88](https://github.com/motiz88))
@@ -117,7 +81,7 @@
 
 - **AGP:** AGP to 8.12.0 ([742ef3d661](https://github.com/facebook/react-native/commit/742ef3d6615c8c1202e9f683e6127ac97d7a9e23) by [@cortinico](https://github.com/cortinico))
 - **DevSupportManager:** DevSupport `openDebugger()` methods now accept a `panel: String?` param. Frameworks directly implementing `DevSupportManager` will need to adjust call signatures. ([9dba7112cf](https://github.com/facebook/react-native/commit/9dba7112cfd09b02300869a77dba3dca16f49a28) by [@huntie](https://github.com/huntie))
-- **Kotlin:**Migrated TextAttributeProps to Kotlin. You might need to update your property access to use camelCase instead of Hungarian notation. ([fa921b3c7b](https://github.com/facebook/react-native/commit/fa921b3c7b289800a79196468f993a0eb0bf693f) by [@mateoguzmana](https://github.com/mateoguzmana))
+- **Kotlin:** Migrated TextAttributeProps to Kotlin. You might need to update your property access to use camelCase instead of Hungarian notation. ([fa921b3c7b](https://github.com/facebook/react-native/commit/fa921b3c7b289800a79196468f993a0eb0bf693f) by [@mateoguzmana](https://github.com/mateoguzmana))
 - **Kotlin:** Migrated ReactBaseTextShadowNode to Kotlin. You might need to update your property access to use camelCase instead of Hungarian notation. ([8ccfff9a46](https://github.com/facebook/react-native/commit/8ccfff9a46f317fd78f478c8b3f180441535d1ca) by [@mateoguzmana](https://github.com/mateoguzmana))
 - **Kotlin:** Migrated com.facebook.react.bridge.Arguments to Kotlin. ([2534aeaddb](https://github.com/facebook/react-native/commit/2534aeaddb0490b69dfaba6b8d316616c7e10a9c) by [@mateoguzmana](https://github.com/mateoguzmana))
 - **Kotlin:** Migrate `YogaConfig` to Kotlin ([4d5caef76b](https://github.com/facebook/react-native/commit/4d5caef76b83eb7e983364ecc81abb6027e5f98e) by [@mateoguzmana](https://github.com/mateoguzmana))
@@ -140,6 +104,7 @@
 
 ### Deprecated
 
+- **APIs:** Deprecate legacy javascript react native apis ([e7aeea26bd](https://github.com/facebook/react-native/commit/e7aeea26bde6e9cda0a3a0a55fc2a0421fb0c0e5) by [@RSNara](https://github.com/RSNara))
 - **StyleSheet:** `StyleSheet.absoluteFillObject` is deprecated in favor of `StyleSheet.absoluteFill` (equivalent). ([83e19813ff](https://github.com/facebook/react-native/commit/83e19813ff5498ab3497d97fe38dba63a5554425) by [@huntie](https://github.com/huntie))
 - Deprecate all the c++ classes not used by interop, or the new architecture. ([9539cd2626](https://github.com/facebook/react-native/commit/9539cd26261aef646379104833c7f719e3d83d02) by [@RSNara](https://github.com/RSNara))
 
@@ -193,6 +158,7 @@
 - **Casting:** Casting rawValue to int was incorrectly truncating ([31b9f10364](https://github.com/facebook/react-native/commit/31b9f103645e67586bdfc5c2f590c28c04ca3871) by [@javache](https://github.com/javache))
 - **Codegen:** Help Codegen find library's package.json if some libraries using `exports` field in their package.json file and the `./package.json` subpath is not explicitly defined ([739dfd2141](https://github.com/facebook/react-native/commit/739dfd2141015a8126448bda64a559f5bf22672e) by [@RakaDoank](https://github.com/RakaDoank))
 - **Hermes:** Change leftover references to `hermes.framework` to `hermesvm.framework` ([7f051c5470](https://github.com/facebook/react-native/commit/7f051c54701b3585f76f63846abbf7e68e2688d2) by [@j-piasecki](https://github.com/j-piasecki))
+- **Hermes V1:** Fixed coordinates for Hermes V1 artifacts ([674fb77d93](https://github.com/facebook/react-native/commit/674fb77d93dfe67a5fe90449dc71b195b1851e13) by [@j-piasecki](https://github.com/j-piasecki))
 - **Performance Panel:** Fix typo in Performance.js type checking condition ([6caf2dfa38](https://github.com/facebook/react-native/commit/6caf2dfa382fd4f1184b8d21b030c36687a256e4) by [@YangJonghun](https://github.com/YangJonghun))
 - **Performance Panel:** Add default cases to switch statements in headers ([323fe3a5d4](https://github.com/facebook/react-native/commit/323fe3a5d471ae5a2f94d5c2bd13cc97feffe0a5) by [@NSProgrammer](https://github.com/NSProgrammer))
 - **ReactCommon:** Bring back ContextContainer::Shared = std::shared_ptr<const ContextContainer> alias ([daeb6e99ab](https://github.com/facebook/react-native/commit/daeb6e99abbca2b6395a9a703d2b0bb9e5091fb7) by [@christophpurrer](https://github.com/christophpurrer))
@@ -204,11 +170,13 @@
 #### Android specific
 
 - **Accessability:** Stabilize custom accessibility action IDs to prevent "incompatible action" errors in TalkBack. ([626568f9a3](https://github.com/facebook/react-native/commit/626568f9a3f956a52f6c55df1dc3bc5cd017e353) by [@leg234-png](https://github.com/leg234-png))
+- **Build From Source:** Fix build from source due to missing folder error on Gradle 9.0 ([9fbce3eff1](https://github.com/facebook/react-native/commit/9fbce3eff18060f16e796badc415ba733ede19af) by [@cortinico](https://github.com/cortinico))
 - **Determinism:** Turned off build IDs for native libraries, fixing issues with reproducibility ([4b8dbe7642](https://github.com/facebook/react-native/commit/4b8dbe7642be53d0ccfc68ca8c9b3f5e750a68c0) by [@Rexogamer](https://github.com/Rexogamer))
 - **DevTools:** Fix stack trace linkifying failing when using Android emulator and other situations where the device and debugger have different bundle urls ([794df48ad6](https://github.com/facebook/react-native/commit/794df48ad6a259022e66de1a38ff54b5ec67c3e4) by [@vzaidman](https://github.com/vzaidman))
 - **Edge to Edge:** Fix `Dimensions` `window` values on Android < 15 when edge-to-edge is enabled ([3b185e4bce](https://github.com/facebook/react-native/commit/3b185e4bcef24e0689cccd4cf250d469b114d4da) by [@zoontek](https://github.com/zoontek))
 - **Fonts:** Update font scale when recreating `RootView` ([5cda3065ce](https://github.com/facebook/react-native/commit/5cda3065ce635460a7458cbab5c10e24bea3bfe2) by [@j-piasecki](https://github.com/j-piasecki))
 - **Fonts:** Fix incorrect positioning of inline view at the end of string when RTL text in LTR container ([7f224941bb](https://github.com/facebook/react-native/commit/7f224941bb807919b487d8e1634dd2124f9258b8) by [@NickGerleman](https://github.com/NickGerleman))
+- **Hermes V1:** Changed the coordinates of hermes artifacts when using Hermes V1 ([d0fb33822d](https://github.com/facebook/react-native/commit/d0fb33822de38183895c8b3421f46966909beaf3) by [@j-piasecki](https://github.com/j-piasecki))
 - **Locale:** Use the first available locale instead of the default one to decide `isDevicePreferredLanguageRTL` ([a03780d279](https://github.com/facebook/react-native/commit/a03780d279d0944e0dcbbf5a93680775006598b0) by Kaining Zhong)
 - **New Architecture:** Correctly account for insets on first render of Modals on New Arch ([2e76fc8e8e](https://github.com/facebook/react-native/commit/2e76fc8e8ea01fbce5bd131f675364e688f49088) by [@cortinico](https://github.com/cortinico))
 - **Performance:** Fix mounting is very slow on Android by shipping native transform optimizations ([c557311ed8](https://github.com/facebook/react-native/commit/c557311ed836cded8548c5bca32f3eded0abc7ff) by [@cortinico](https://github.com/cortinico))
@@ -221,13 +189,18 @@
 - **Build:** Non-UTF8 crashes Info.plist local frameworks ([91e69b5d4c](https://github.com/facebook/react-native/commit/91e69b5d4c768278680a8d9ae979bc267624ce98) by [@philipheinser](https://github.com/philipheinser))
 - **Build:** Fixed variable naming error in `set_fast_float_config` method in `react_native_pods.rb` ([327057fad5](https://github.com/facebook/react-native/commit/327057fad5c78a95e6c039bfe380d78672e83a43) by [@eliotfallon213](https://github.com/eliotfallon213))
 - **Build:** Fix pure cocoapods dynamic framework build ([aa4555eaf1](https://github.com/facebook/react-native/commit/aa4555eaf1b6aab83660c600e867fa6c2da4128e) by [@cipolleschi](https://github.com/cipolleschi))
+- **Codegen:** Fix regression that skips artifacts code generation ([f6f5ea0b2e](https://github.com/facebook/react-native/commit/f6f5ea0b2eed894725d8f6e8bd045c99c3182026) by [@kitten](https://github.com/kitten))
 - **Native Modules:** Fix concurrent calls into resolve/reject inside native modules ([dc879950d1](https://github.com/facebook/react-native/commit/dc879950d196dfd429229f1c4c8e743ef1799d11) by [@RSNara](https://github.com/RSNara))
 - **New Architecture:** Fix overriding (xc)framework Info.plist files with RCTNewArchEnabled field ([f84514a88b](https://github.com/facebook/react-native/commit/f84514a88be00f8dcae7972f84aa89d829392a58) by [@msynowski](https://github.com/msynowski))
+- **Prebuild:** Fix Node scripts related to prebuilt tarball extraction for paths containing whitespaces ([9731e8ebc5](https://github.com/facebook/react-native/commit/9731e8ebc5ea87526a91b9903172639e062cd920) by [@kitten](https://github.com/kitten))
+- **Prebuild:** Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source ([f170db412b](https://github.com/facebook/react-native/commit/f170db412b3ab46fd0894d5d66431d9c230cd3a8) by [@kitten](https://github.com/kitten))
+- **RCTAlertController:** Simplify RCTAlertController, don't create additional UIWindow ([05c4321b19](https://github.com/facebook/react-native/commit/05c4321b194c3d0e146b6085bcaccc75acd3fd67) by [@okwasniewski](https://github.com/okwasniewski))
 - **RCTPullToRefreshViewComponentView:** Properly initialize the `RCTPullToRefreshViewComponentView` ([27217e8bd6](https://github.com/facebook/react-native/commit/27217e8bd601757b5db6efc022db428b552a2aa4) by [@cipolleschi](https://github.com/cipolleschi))
 - **RCTReactNativeFactory:** Ask the delegate for `getModuleForClass` and `getModuleInstanceFromClass` ([85b47afb48](https://github.com/facebook/react-native/commit/85b47afb48e50b036d2c2c79a008f571d3bfcb43) by [@cipolleschi](https://github.com/cipolleschi))
 - **ScrollView:** Correctly propagate `ScrollView` props to `RefreshControl` ([09daad27ea](https://github.com/facebook/react-native/commit/09daad27ea22b83fab65176ea3c7f5f1488ba408) by [@cipolleschi](https://github.com/cipolleschi))
 - **ScrollView:** Make sure that `ScrollView` recycled refresh control have the right props setup. ([21b93d8d7d](https://github.com/facebook/react-native/commit/21b93d8d7d46a26f728df19764f85a8aebf318bb) by [@cipolleschi](https://github.com/cipolleschi))
 - **Switch:** Fixed a crash when rendering the `Switch` component ([28275a0f7b](https://github.com/facebook/react-native/commit/28275a0f7b182a215010d47fb841d9c2c36bb24c) by [@cipolleschi](https://github.com/cipolleschi))
+- **Switch:** Fix Switch layout to work with iOS26 ([91d427fe52](https://github.com/facebook/react-native/commit/91d427fe52a307f9aa8579912ef956d61808dad2) by [@cipolleschi](https://github.com/cipolleschi))
 - **Text:** Fix selectable prop not working correctly ([f004cd39bc](https://github.com/facebook/react-native/commit/f004cd39bc4b632006085cbcf61df52bc5d25242) by [@iamAbhi-916](https://github.com/iamAbhi-916))
 - **TextInput:** Update TextInput recycling logic to clean up the `inputAccessoryView` dependency. ([eb08f54594](https://github.com/facebook/react-native/commit/eb08f545948de9e2eca91ab3cb7569670c553b15) by [@ArturKalach](https://github.com/ArturKalach))
 - **TextInput:** Fixed TextInput behavior when `maxLength={null}` is passed ([56ad53cb14](https://github.com/facebook/react-native/commit/56ad53cb14b5c842714fcf976b6ba81f68c140f2) by [@cipolleschi](https://github.com/cipolleschi))
@@ -237,6 +210,39 @@
 
 - **Network:** Fixed vulnerability on undici and on-headers ([dd00c9055a](https://github.com/facebook/react-native/commit/dd00c9055a8f0c9ceac1716385a8a9874f7a4c2e) by [@cipolleschi](https://github.com/cipolleschi))
 
+## v0.81.4
+
+### Fixed
+
+#### iOS specific
+
+- Fix regression that skips artifacts code generation ([f6f5ea0b2e](https://github.com/facebook/react-native/commit/f6f5ea0b2eed894725d8f6e8bd045c99c3182026) by [@kitten](https://github.com/kitten))
+- Reapplied "Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source" ([bb73315a3f](https://github.com/facebook/react-native/commit/bb73315a3fd8cd203c4ddb3ffa10bfec307c7e92) by [@kitten](https://github.com/kitten))
+
+## v0.81.3
+
+### Fixed
+
+#### iOS specific
+
+- Reverted "Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source" ([537e3ad930](https://github.com/facebook/react-native/commit/537e3ad93041c0cef959f0d20586fe97818900a6) by [@gabrieldonadel](https://github.com/gabrieldonadel))
+
+## v0.81.2
+
+### Added
+
+#### Android specific
+
+- Create a debugOptimized buildType for Android ([5e3edafec6](https://github.com/facebook/react-native/commit/5e3edafec6c69558521061dced7a6bcd046576b0) by [@cortinico](https://github.com/cortinico))
+- Add `useNativeEqualsInNativeReadableArrayAndroid` and `useNativeTransformHelperAndroid` feature flag to the experimental channel. This should alleviate some of the perf issue users are seeing on Android + Reanimated + NewArch on 0.81([a346096da8](https://github.com/facebook/react-native/commit/a346096da81fccf5fbc82d83bfc128695e6ec3a5) by [@cortinico](https://github.com/cortinico))
+
+### Fixed
+
+#### iOS specific
+
+- Fix Node scripts related to prebuilt tarball extraction for paths containing whitespaces ([366f2ad505](https://github.com/facebook/react-native/commit/366f2ad5057ffecc1f5b211f6aae29567ae6b7e5) by [@kitten](https://github.com/kitten))
+- Use autolinking-generated react-native-config output in second step of cocoapods linking that generates artifacts and generated source ([a2eb29e5e7](https://github.com/facebook/react-native/commit/a2eb29e5e7aef8bbdf4c647c8467b5292b013b20) by [@kitten](https://github.com/kitten))
+
 ## v0.81.1
 
 ### Added
@@ -251,7 +257,6 @@
 - **Infra:** Add missing Babel dependencies ([bf2c3af93b](https://github.com/facebook/react-native/commit/bf2c3af93b146943cb35866fa9badcd188e63f5b) by [@tido64](https://github.com/tido64))
 - **Accessibility:** fix `aria-label` on `TextInput` ([6965d57e75](https://github.com/facebook/react-native/commit/6965d57e75ed0cf9f265c6020d478ddb9af4bf10) by [@mdjastrzebski](https://github.com/mdjastrzebski))
 
-
 #### iOS specific
 
 - **TextInput:** Setting maxLength to 0 in TextInput now correctly blocks typing ([c5956da8c0](https://github.com/facebook/react-native/commit/c5956da8c0b735d47761af51019ed25b49001c00) by [@riteshshukla04](https://github.com/riteshshukla04))
@@ -265,7 +270,6 @@
 - **Prebuild:** Fix "file exists" error in `ReactNativeDependencies.podspec` ([4c570b5d31](https://github.com/facebook/react-native/commit/4c570b5d31ef46e04e5fa26fa92d7f7090bf15e2) by [@vonovak](https://github.com/vonovak))
 - **Prebuild:** added explicit handling of ReactCodegen ([6526a98d68](https://github.com/facebook/react-native/commit/6526a98d68dbc8578ea15cbf117c0a216c6e9af0) by [@cipolleschi](https://github.com/cipolleschi))
 
-
 ## v0.81.0
 
 ### Breaking
@@ -820,6 +824,10 @@
 - **Text:** Selection range not respected when changing text or selection when selection is forced ([d32ea66e6a](https://github.com/facebook/react-native/commit/d32ea66e6a945dd84092532401b265b12d482668) by Olivier Bouillet)
 - **TextInput:** Fix TextInput `onContentSizeChange` event being dispatched only once on iOS on the new architecture ([5fd5188172](https://github.com/facebook/react-native/commit/5fd51881727b2d86f87abf04db032940ac0ec8c4) by [@j-piasecki](https://github.com/j-piasecki))
 
+## v0.79.7
+
+See [CHANGELOG-0.7x](./CHANGELOG-0.7x.md#v0797)
+
 ## v0.79.6
 
 See [CHANGELOG-0.7x](./CHANGELOG-0.7x.md#v0796)

build.gradle.kts

@@ -104,10 +104,6 @@ tasks.register("build") {
 tasks.register("publishAllToMavenTempLocal") {
   description = "Publish all the artifacts to be available inside a Maven Local repository on /tmp."
   dependsOn(":packages:react-native:ReactAndroid:publishAllPublicationsToMavenTempLocalRepository")
-  // We don't publish the external-artifacts to Maven Local as ci is using it via workspace.
-  dependsOn(
-      ":packages:react-native:ReactAndroid:hermes-engine:publishAllPublicationsToMavenTempLocalRepository"
-  )
 }
 
 tasks.register("publishAndroidToSonatype") {
@@ -128,15 +124,14 @@ if (project.findProperty("react.internal.useHermesNightly")?.toString()?.toBoole
 
       That's fine for local development, but you should not commit this change.
       ********************************************************************************
-  """
+      """
           .trimIndent()
   )
   allprojects {
     configurations.all {
       resolutionStrategy.dependencySubstitution {
         substitute(project(":packages:react-native:ReactAndroid:hermes-engine"))
-            // TODO: T237406039 update coordinates
-            .using(module("com.facebook.react:hermes-android:0.+"))
+            .using(module("com.facebook.hermes:hermes-android:0.+"))
             .because("Users opted to use hermes from nightly")
       }
     }

flow-typed/environment/node.js

@@ -3057,30 +3057,30 @@ type util$InspectOptions = {
 };
 
 declare type util$ParseArgsOption =
-  | {|
+  | $ReadOnly<{|
       type: 'boolean',
       multiple?: false,
       short?: string,
       default?: boolean,
-    |}
-  | {|
+    |}>
+  | $ReadOnly<{|
       type: 'boolean',
       multiple: true,
       short?: string,
       default?: Array<boolean>,
-    |}
-  | {|
+    |}>
+  | $ReadOnly<{|
       type: 'string',
       multiple?: false,
       short?: string,
       default?: string,
-    |}
-  | {|
+    |}>
+  | $ReadOnly<{|
       type: 'string',
       multiple: true,
       short?: string,
       default?: Array<string>,
-    |};
+    |}>;
 
 type util$ParseArgsOptionToValue<TOption> = TOption['type'] extends 'boolean'
   ? TOption['multiple'] extends true
@@ -3137,7 +3137,7 @@ declare module 'util' {
   declare function stripVTControlCharacters(str: string): string;
 
   declare function parseArgs<
-    TOptions: {[string]: util$ParseArgsOption} = {||},
+    TOptions: {+[string]: util$ParseArgsOption} = {||},
   >(config: {|
     args?: Array<string>,
     options?: TOptions,
@@ -3995,13 +3995,16 @@ declare class Process extends events$EventEmitter {
   initgroups?: (user: number | string, extra_group: number | string) => void;
   kill(pid: number, signal?: string | number): void;
   mainModule: Object;
-  memoryUsage(): {
-    arrayBuffers: number,
-    rss: number,
-    heapTotal: number,
-    heapUsed: number,
-    external: number,
-    ...
+  memoryUsage: {
+    (): {
+      arrayBuffers: number,
+      rss: number,
+      heapTotal: number,
+      heapUsed: number,
+      external: number,
+      ...
+    },
+    rss: () => number,
   };
   nextTick: <T>(cb: (...T) => mixed, ...T) => void;
   pid: number;

flow-typed/npm/electron-store_v8.x.x.js

@@ -1,41 +0,0 @@
-/**
- * Copyright (c) Meta Platforms, Inc. and affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @flow
- * @format
- */
-
-declare module 'electron-store' {
-  declare export type Schema = any;
-
-  declare export type Options = {
-    +name?: string,
-    defaults?: Object,
-    schema?: any,
-    migrations?: any,
-    beforeEachMigration?: any,
-    clearInvalidConfig?: boolean,
-    serialize?: any,
-    deserialize?: any,
-    accessPropertiesByDotNotation?: boolean,
-    watch?: boolean,
-    encryptionKey?: string | Buffer | $ReadOnlyArray<number>,
-    ...
-  };
-
-  declare class ElectronStore {
-    constructor(options?: Options): this;
-    get(key: string): any;
-    get(key: string, defaultValue: any): any;
-    set(key: string, value: any): void;
-    set(object: Object): void;
-    has(key: string): boolean;
-    delete(key: string): void;
-    clear(): void;
-  }
-
-  declare module.exports: Class<ElectronStore>;
-}

gradle.properties

@@ -4,6 +4,13 @@ org.gradle.caching=true
 
 android.useAndroidX=true
 
+# Those 2 properties are needed to make our project compatible with
+# AGP 9.0.0 for the time being. Ideally we should not opt-out of
+# builtInKotlin and newDsl once AGP 9.0.0 hits stable.
+# More on this: https://developer.android.com/build/releases/agp-preview#android-gradle-plugin-built-in-kotlin
+android.builtInKotlin=false
+android.newDsl=false
+
 # Use this property to specify which architecture you want to build.
 # You can also override it from the CLI using
 # ./gradlew <task> -PreactNativeArchitectures=x86_64

package.json

@@ -58,8 +58,8 @@
     "@jest/create-cache-key-function": "^29.7.0",
     "@microsoft/api-extractor": "^7.52.2",
     "@octokit/rest": "^22.0.0",
-    "@react-native/metro-babel-transformer": "0.82.0-main",
-    "@react-native/metro-config": "0.82.0-main",
+    "@react-native/metro-babel-transformer": "0.83.0-main",
+    "@react-native/metro-config": "0.83.0-main",
     "@tsconfig/node22": "22.0.2",
     "@types/react": "^19.1.0",
     "@typescript-eslint/parser": "^8.36.0",
@@ -86,7 +86,7 @@
     "eslint-plugin-relay": "^1.8.3",
     "fb-dotslash": "0.5.8",
     "flow-api-translator": "0.32.0",
-    "flow-bin": "^0.281.0",
+    "flow-bin": "^0.289.0",
     "glob": "^7.1.1",
     "hermes-eslint": "0.32.0",
     "hermes-transform": "0.32.0",
@@ -101,15 +101,15 @@
     "markdownlint-cli2": "^0.17.2",
     "markdownlint-rule-relative-links": "^3.0.0",
     "memfs": "^4.38.2",
-    "metro-babel-register": "^0.83.1",
-    "metro-transform-plugins": "^0.83.1",
+    "metro-babel-register": "^0.83.3",
+    "metro-transform-plugins": "^0.83.3",
     "micromatch": "^4.0.4",
     "node-fetch": "^2.2.0",
     "nullthrows": "^1.1.1",
     "prettier": "3.6.2",
     "prettier-plugin-hermes-parser": "0.32.0",
-    "react": "19.1.1",
-    "react-test-renderer": "19.1.1",
+    "react": "19.2.0",
+    "react-test-renderer": "19.2.0",
     "rimraf": "^3.0.2",
     "shelljs": "^0.8.5",
     "signedsource": "^2.0.0",
@@ -120,8 +120,7 @@
     "ws": "^7.5.10"
   },
   "resolutions": {
-    "eslint-plugin-react-hooks": "6.1.0-canary-12bc60f5-20250613",
-    "react-is": "19.1.1",
+    "react-is": "19.2.0",
     "on-headers": "1.1.0",
     "compression": "1.8.1"
   }

packages/assets/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/assets-registry",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Asset support code for React Native.",
   "license": "MIT",
   "repository": {

packages/babel-plugin-codegen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/babel-plugin-codegen",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Babel plugin to generate native module and view manager code for React Native.",
   "license": "MIT",
   "repository": {
@@ -26,7 +26,7 @@
   ],
   "dependencies": {
     "@babel/traverse": "^7.25.3",
-    "@react-native/codegen": "0.82.0-main"
+    "@react-native/codegen": "0.83.0-main"
   },
   "devDependencies": {
     "@babel/core": "^7.25.2"

packages/community-cli-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/community-cli-plugin",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Core CLI commands for React Native",
   "keywords": [
     "react-native",
@@ -22,16 +22,16 @@
     "dist"
   ],
   "dependencies": {
-    "@react-native/dev-middleware": "0.82.0-main",
+    "@react-native/dev-middleware": "0.83.0-main",
     "debug": "^4.4.0",
     "invariant": "^2.2.4",
-    "metro": "^0.83.1",
-    "metro-config": "^0.83.1",
-    "metro-core": "^0.83.1",
+    "metro": "^0.83.3",
+    "metro-config": "^0.83.3",
+    "metro-core": "^0.83.3",
     "semver": "^7.1.3"
   },
   "devDependencies": {
-    "metro-resolver": "^0.83.1"
+    "metro-resolver": "^0.83.3"
   },
   "peerDependencies": {
     "@react-native-community/cli": "*",

packages/community-cli-plugin/src/commands/start/runServer.js

@@ -119,7 +119,6 @@ async function runServer(
     watchFolders,
   });
   const {middleware, websocketEndpoints} = createDevMiddleware({
-    projectRoot,
     serverBaseUrl: devServerUrl,
     logger: createDevMiddlewareLogger(terminalReporter),
   });

packages/core-cli-utils/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/core-cli-utils",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "React Native CLI library for Frameworks to build on",
   "license": "MIT",
   "main": "./src/index.flow.js",

packages/debugger-frontend/BUILD_INFO

@@ -1,5 +1,5 @@
-@generated SignedSource<<0b54f75686e4893a5444839bf621a317>>
-Git revision: 5a792db1225adda206313e9bf751198a1ca7851a
+@generated SignedSource<<dc58cf17e902cabe1ef88730ce9e056e>>
+Git revision: 96e6bb8ecdff166816e2a469b7594f1276bda8c1
 Built with --nohooks: false
 Is local checkout: false
 Remote URL: https://github.com/facebook/react-native-devtools-frontend

packages/debugger-frontend/dist/third-party/front_end/panels/timeline/components/components.js

@@ -983,7 +983,7 @@ import*as e from"../../../services/trace_bounds/trace_bounds.js";import*as t fro
 
         <p class="tooltip">${Ai(Oi.feedbackTooltip)}</p>
       </div>
-    `,n=s.Directives.repeat([i],(()=>this.#ve),(e=>e));s.render(n,this.#e,{host:this})}}customElements.define("devtools-performance-sidebar-insights",Ui);var Bi=Object.freeze({__proto__:null,SidebarInsightsTab:Ui});class qi extends Event{removedAnnotation;static eventName="removeannotation";constructor(e){super(qi.eventName,{bubbles:!0,composed:!0}),this.removedAnnotation=e}}class Vi extends Event{annotation;static eventName="revealannotation";constructor(e){super(Vi.eventName,{bubbles:!0,composed:!0}),this.annotation=e}}class ji extends r.Widget.VBox{#ri=new r.TabbedPane.TabbedPane;#tn=new Wi;#in=new Ki;#nn=a.Settings.Settings.instance().createSetting("timeline-user-has-opened-sidebar-once",!1);userHasOpenedSidebarOnce(){return this.#nn.get()}constructor(){super(),this.setMinimumSize(170,0),this.#ri.appendTab("insights","Insights",this.#tn,void 0,void 0,!1,!1,0,"timeline.insights-tab"),this.#ri.appendTab("annotations","Annotations",this.#in,void 0,void 0,!1,!1,1,"timeline.annotations-tab"),this.#ri.selectTab("insights")}wasShown(){this.#nn.set(!0),this.#ri.show(this.element),this.#rn(),"insights"===this.#ri.selectedTabId&&this.#ri.tabIsDisabled("insights")&&this.#ri.selectTab("annotations")}setAnnotations(e,t){this.#in.setAnnotations(e,t),this.#rn()}#rn(){const e=this.#in.deduplicatedAnnotations();this.#ri.setBadge("annotations",e.length>0?e.length.toString():null)}setParsedTrace(e,t){this.#tn.setParsedTrace(e,t)}setInsights(e){this.#tn.setInsights(e),this.#ri.setTabEnabled("insights",null!==e)}setActiveInsight(e){this.#tn.setActiveInsight(e),e&&this.#ri.selectTab("insights")}}class Wi extends r.Widget.VBox{#sn=new Ui;constructor(){super(),this.element.classList.add("sidebar-insights"),this.element.appendChild(this.#sn)}setParsedTrace(e,t){this.#sn.parsedTrace=e,this.#sn.traceMetadata=t}setInsights(e){this.#sn.insights=e}setActiveInsight(e){this.#sn.activeInsight=e}}class Ki extends r.Widget.VBox{#sn=new xi;constructor(){super(),this.element.classList.add("sidebar-annotations"),this.element.appendChild(this.#sn)}setAnnotations(e,t){this.#sn.annotationEntryToColorMap=t,this.#sn.annotations=e}deduplicatedAnnotations(){return this.#sn.deduplicatedAnnotations()}}var Gi=Object.freeze({__proto__:null,DEFAULT_SIDEBAR_TAB:"insights",DEFAULT_SIDEBAR_WIDTH_PX:240,RemoveAnnotation:qi,RevealAnnotation:Vi,SidebarWidget:ji}),Yi={cssText:`:host{max-height:100%;overflow:hidden auto;scrollbar-width:thin}.timeline-summary{font-size:var(--sys-typescale-body4-size);flex-direction:column;padding:0 var(--sys-size-6) var(--sys-size-4) var(--sys-size-8)}.summary-range{font-weight:var(--ref-typeface-weight-medium);height:24.5px;line-height:22px}.category-summary{gap:var(--sys-size-4);display:flex;flex-direction:column}.category-row{min-height:16px;line-height:16px}.category-swatch{display:inline-block;width:var(--sys-size-6);height:var(--sys-size-6);margin-right:var(--sys-size-4);top:var(--sys-size-1);position:relative;border:var(--sys-size-1) solid var(--sys-color-neutral-outline)}.category-name{display:inline;word-break:break-all}.category-value{text-align:right;position:relative;float:right;z-index:0;width:var(--sys-size-19)}.background-bar-container{position:absolute;inset:0 0 0 var(--sys-size-3);z-index:-1}.background-bar{width:100%;float:right;height:var(--sys-size-8);background-color:var(--sys-color-surface-yellow);border-bottom:var(--sys-size-1) solid var(--sys-color-yellow-outline)}\n/*# sourceURL=${import.meta.resolve("./timelineSummary.css")} */\n`};const{render:Xi,html:Ji}=s,Zi={total:"Total",rangeSS:"Range:  {PH1} – {PH2}"},Qi=t.i18n.registerUIStrings("panels/timeline/components/TimelineSummary.ts",Zi),en=t.i18n.getLocalizedString.bind(void 0,Qi);class tn extends HTMLElement{#e=r.UIUtils.createShadowRootWithCoreStyles(this,{cssFile:Yi,delegatesFocus:void 0});#on=0;#an=0;#ln=0;#dn=[];set data(e){this.#ln=e.total,this.#dn=e.categories,this.#on=e.rangeStart,this.#an=e.rangeEnd,this.#i()}#i(){const e=Ji`
+    `,n=s.Directives.repeat([i],(()=>this.#ve),(e=>e));s.render(n,this.#e,{host:this})}}customElements.define("devtools-performance-sidebar-insights",Ui);var Bi=Object.freeze({__proto__:null,SidebarInsightsTab:Ui});class qi extends Event{removedAnnotation;static eventName="removeannotation";constructor(e){super(qi.eventName,{bubbles:!0,composed:!0}),this.removedAnnotation=e}}class Vi extends Event{annotation;static eventName="revealannotation";constructor(e){super(Vi.eventName,{bubbles:!0,composed:!0}),this.annotation=e}}class ji extends r.Widget.VBox{#ri=new r.TabbedPane.TabbedPane;#tn=new Wi;#in=new Ki;#nn=a.Settings.Settings.instance().createSetting("timeline-user-has-opened-sidebar-once",!1);userHasOpenedSidebarOnce(){return this.#nn.get()}constructor(){super(),this.setMinimumSize(170,0);const e=!S.Runtime.experiments.isEnabled("react-native-specific-ui");e&&this.#ri.appendTab("insights","Insights",this.#tn,void 0,void 0,!1,!1,0,"timeline.insights-tab"),this.#ri.appendTab("annotations","Annotations",this.#in,void 0,void 0,!1,!1,1,"timeline.annotations-tab"),this.#ri.selectTab(e?"insights":"annotations")}wasShown(){this.#nn.set(!0),this.#ri.show(this.element),this.#rn(),"insights"===this.#ri.selectedTabId&&this.#ri.tabIsDisabled("insights")&&this.#ri.selectTab("annotations")}setAnnotations(e,t){this.#in.setAnnotations(e,t),this.#rn()}#rn(){const e=this.#in.deduplicatedAnnotations();this.#ri.setBadge("annotations",e.length>0?e.length.toString():null)}setParsedTrace(e,t){this.#tn.setParsedTrace(e,t)}setInsights(e){this.#tn.setInsights(e),this.#ri.setTabEnabled("insights",null!==e)}setActiveInsight(e){this.#tn.setActiveInsight(e),e&&this.#ri.selectTab("insights")}}class Wi extends r.Widget.VBox{#sn=new Ui;constructor(){super(),this.element.classList.add("sidebar-insights"),this.element.appendChild(this.#sn)}setParsedTrace(e,t){this.#sn.parsedTrace=e,this.#sn.traceMetadata=t}setInsights(e){this.#sn.insights=e}setActiveInsight(e){this.#sn.activeInsight=e}}class Ki extends r.Widget.VBox{#sn=new xi;constructor(){super(),this.element.classList.add("sidebar-annotations"),this.element.appendChild(this.#sn)}setAnnotations(e,t){this.#sn.annotationEntryToColorMap=t,this.#sn.annotations=e}deduplicatedAnnotations(){return this.#sn.deduplicatedAnnotations()}}var Gi=Object.freeze({__proto__:null,DEFAULT_SIDEBAR_TAB:"insights",DEFAULT_SIDEBAR_WIDTH_PX:240,RemoveAnnotation:qi,RevealAnnotation:Vi,SidebarWidget:ji}),Yi={cssText:`:host{max-height:100%;overflow:hidden auto;scrollbar-width:thin}.timeline-summary{font-size:var(--sys-typescale-body4-size);flex-direction:column;padding:0 var(--sys-size-6) var(--sys-size-4) var(--sys-size-8)}.summary-range{font-weight:var(--ref-typeface-weight-medium);height:24.5px;line-height:22px}.category-summary{gap:var(--sys-size-4);display:flex;flex-direction:column}.category-row{min-height:16px;line-height:16px}.category-swatch{display:inline-block;width:var(--sys-size-6);height:var(--sys-size-6);margin-right:var(--sys-size-4);top:var(--sys-size-1);position:relative;border:var(--sys-size-1) solid var(--sys-color-neutral-outline)}.category-name{display:inline;word-break:break-all}.category-value{text-align:right;position:relative;float:right;z-index:0;width:var(--sys-size-19)}.background-bar-container{position:absolute;inset:0 0 0 var(--sys-size-3);z-index:-1}.background-bar{width:100%;float:right;height:var(--sys-size-8);background-color:var(--sys-color-surface-yellow);border-bottom:var(--sys-size-1) solid var(--sys-color-yellow-outline)}\n/*# sourceURL=${import.meta.resolve("./timelineSummary.css")} */\n`};const{render:Xi,html:Ji}=s,Zi={total:"Total",rangeSS:"Range:  {PH1} – {PH2}"},Qi=t.i18n.registerUIStrings("panels/timeline/components/TimelineSummary.ts",Zi),en=t.i18n.getLocalizedString.bind(void 0,Qi);class tn extends HTMLElement{#e=r.UIUtils.createShadowRootWithCoreStyles(this,{cssFile:Yi,delegatesFocus:void 0});#on=0;#an=0;#ln=0;#dn=[];set data(e){this.#ln=e.total,this.#dn=e.categories,this.#on=e.rangeStart,this.#an=e.rangeEnd,this.#i()}#i(){const e=Ji`
           <div class="timeline-summary">
               <div class="summary-range">${en(Zi.rangeSS,{PH1:t.TimeUtilities.millisToString(this.#on),PH2:t.TimeUtilities.millisToString(this.#an)})}</div>
               <div class="category-summary">

packages/debugger-frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/debugger-frontend",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Debugger frontend for React Native based on Chrome DevTools",
   "keywords": [
     "react-native",

packages/debugger-shell/bin/react-native-devtools

@@ -1,71 +1,71 @@
 #!/usr/bin/env dotslash
 
-// @generated SignedSource<<9df662721aea6e3774a8677e2a6065e4>>
+// @generated SignedSource<<8b06371489dc8b79c23cbf095568c91a>>
 
 
 {
     "name": "React Native DevTools",
     "platforms": {
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             "hash": "sha256",
-            "digest": "26b190c0f85249dee91999e020b8fe7ffd5c007458a2103ed3822558861dbe87",
+            "digest": "7f560e6d68b4b917c53ba0518a778a20e267cce55474ad972d345b2738746a52",
             "providers": [
                 {
                     "type": "http",
-                    "url": "https://scontent.xx.fbcdn.net/mci_ab/uap/?ab_b=m&ab_page=react_native_devtools_binaries&ab_entry=AQO0mdIJx1eYiSDJNiAZ2soaeECILayWnvOeiey-fpS4ydDTreAMfwL4QZ5GZo4-AsGwOXCSdF3hBMM2ufnvw6BDFg5UEiTc4DALJu7o6YBBG4wlVZbI-2kkaXd7u8RhBQPjmhsdcX3sDmCGmSr3WK9EkTRKStE2lb6ilOn-969h4dYWekwUUCSX"
+                    "url": "https://scontent.xx.fbcdn.net/mci_ab/uap/?ab_b=m&ab_page=react_native_devtools_binaries&ab_entry=AQPZzccNNBkp1OKt_SPZ-iDoK5LDWyvZhFMgz4oTf9Ja9PlKU7i_5ydAVd714waJteCM1cdAidPN6PumBRs1uK12E9moytEskWXlMPbQObFpaTnkxLn6xp3N5EAKbAXvPfecX41Tz_7HRqh19_hW3XpwXF-VNsAdtn59ApMtX1fpN0peB1l4o57P"
                 }
             ],
             "format": "tar.gz",

packages/debugger-shell/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@react-native/debugger-shell",
   "productName": "React Native DevTools",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Experimental debugger shell for React Native for use with @react-native/debugger-frontend",
   "keywords": [
     "react-native",
@@ -35,7 +35,6 @@
   },
   "devDependencies": {
     "electron": "37.2.6",
-    "electron-store": "^8.2.0",
     "semver": "^7.1.3"
   },
   "files": [

packages/debugger-shell/src/electron/MainInstanceEntryPoint.js

@@ -8,13 +8,15 @@
  * @format
  */
 
-// $FlowFixMe[unclear-type] We have no Flow types for the Electron API.
-const {BrowserWindow, Menu, app, shell, ipcMain} = require('electron') as any;
-const Store = require('electron-store');
+import SettingsStore from './SettingsStore.js';
+
 const path = require('path');
 const util = require('util');
 
-const appSettings = new Store();
+// $FlowFixMe[unclear-type] We have no Flow types for the Electron API.
+const {BrowserWindow, Menu, app, shell, ipcMain} = require('electron') as any;
+
+const appSettings = new SettingsStore();
 const windowMetadata = new WeakMap<
   typeof BrowserWindow,
   $ReadOnly<{

packages/debugger-shell/src/electron/SettingsStore.js

@@ -0,0 +1,128 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow
+ * @format
+ * @oncall react_native
+ */
+
+// $FlowFixMe[unclear-type] We have no Flow types for the Electron API.
+const {app} = require('electron') as any;
+const fs = require('fs');
+const path = require('path');
+
+type Options = $ReadOnly<{
+  name?: string,
+  defaults?: Object,
+}>;
+
+/**
+ * A data persistence layer for storing application settings, modelled after
+ * [`electron-store`](https://www.npmjs.com/package/electron-store).
+ *
+ * Values are saved in a `config.json` file in `app.getPath('userData')`.
+ *
+ * Compatibility:
+ * - Maintains API and file format compatibility with `electron-store@8.2.0`.
+ * - Supports the Electron main process only.
+ */
+export default class SettingsStore {
+  #defaultValues: Object = {};
+  path: string;
+
+  constructor(options: Options = {}) {
+    options = {
+      name: 'config',
+      ...options,
+    };
+    this.#defaultValues = {
+      ...this.#defaultValues,
+      ...options.defaults,
+    };
+    this.path = path.resolve(
+      app.getPath('userData'),
+      `${options.name ?? 'config'}.json`,
+    );
+  }
+
+  get(key: string, defaultValue?: any): any {
+    const store = this.store;
+    return store[key] !== undefined ? store[key] : defaultValue;
+  }
+
+  set(key: string, value: any): void {
+    const {store} = this;
+    if (typeof key === 'object') {
+      const object = key;
+      for (const [k, v] of Object.entries(object)) {
+        store[k] = v;
+      }
+    } else {
+      store[key] = value;
+    }
+    this.store = store;
+  }
+
+  has(key: string): boolean {
+    return key in this.store;
+  }
+
+  reset(...keys: Array<string>): void {
+    for (const key of keys) {
+      if (this.#defaultValues[key] != null) {
+        this.set(key, this.#defaultValues[key]);
+      }
+    }
+  }
+
+  delete(key: string): void {
+    const {store} = this;
+    delete store[key];
+    this.store = store;
+  }
+
+  clear(): void {
+    this.store = {};
+    for (const key of Object.keys(this.#defaultValues)) {
+      this.reset(key);
+    }
+  }
+
+  get store(): {[string]: mixed} {
+    try {
+      const data = fs.readFileSync(this.path, 'utf8');
+      const deserializedData = this._deserialize(data);
+      return {
+        ...((deserializedData: any): {[string]: mixed}),
+      };
+    } catch (error) {
+      if (error?.code === 'ENOENT') {
+        this._ensureDirectory();
+        return {};
+      }
+      throw error;
+    }
+  }
+
+  set store(value: mixed): void {
+    this._ensureDirectory();
+    this._write(value);
+  }
+
+  _deserialize = (value: string): mixed => JSON.parse(value);
+  _serialize = (value: mixed): string =>
+    JSON.stringify(value, undefined, '\t') ?? '';
+
+  _ensureDirectory(): void {
+    fs.mkdirSync(path.dirname(this.path), {recursive: true});
+  }
+
+  _write(value: mixed): void {
+    const data = this._serialize(value);
+
+    fs.writeFileSync(this.path, data, {mode: 0o666});
+  }
+}

packages/debugger-shell/src/electron/index.flow.js

@@ -25,7 +25,9 @@ app.setVersion(pkg.version + '-' + buildInfo.revision);
 const {
   values: {version = false},
 } = util.parseArgs({
-  options: {version: {type: 'boolean'}},
+  options: {
+    version: {type: 'boolean'},
+  },
   args: process.argv.slice(app.isPackaged ? 1 : 2),
   strict: false,
 });

packages/debugger-shell/src/node/index.flow.js

@@ -30,6 +30,7 @@ async function unstable_spawnDebuggerShellWithArgs(
   {
     mode = 'detached',
     flavor = 'prebuilt',
+    prebuiltBinaryPath,
   }: $ReadOnly<{
     // In 'syncAndExit' mode, the current process will block until the spawned process exits, and then it will exit
     // with the same exit code as the spawned process.
@@ -37,9 +38,13 @@ async function unstable_spawnDebuggerShellWithArgs(
     // continue to run normally.
     mode?: 'syncThenExit' | 'detached',
     flavor?: DebuggerShellFlavor,
+    prebuiltBinaryPath?: string,
   }> = {},
 ): Promise<void> {
-  const [binaryPath, baseArgs] = getShellBinaryAndArgs(flavor);
+  const [binaryPath, baseArgs] = getShellBinaryAndArgs(
+    flavor,
+    prebuiltBinaryPath,
+  );
 
   return new Promise((resolve, reject) => {
     const child = spawn(binaryPath, [...baseArgs, ...args], {
@@ -109,14 +114,13 @@ export type DebuggerShellPreparationResult = $ReadOnly<{
  */
 async function unstable_prepareDebuggerShell(
   flavor: DebuggerShellFlavor,
+  {prebuiltBinaryPath}: {prebuiltBinaryPath?: string} = {},
 ): Promise<DebuggerShellPreparationResult> {
-  const [binaryPath, baseArgs] = getShellBinaryAndArgs(flavor);
-
   try {
     switch (flavor) {
       case 'prebuilt':
         const prebuiltResult = await prepareDebuggerShellFromDotSlashFile(
-          DEVTOOLS_BINARY_DOTSLASH_FILE,
+          prebuiltBinaryPath ?? DEVTOOLS_BINARY_DOTSLASH_FILE,
         );
         if (prebuiltResult.code !== 'success') {
           return prebuiltResult;
@@ -128,6 +132,11 @@ async function unstable_prepareDebuggerShell(
         flavor as empty;
         throw new Error(`Unknown flavor: ${flavor}`);
     }
+
+    const [binaryPath, baseArgs] = getShellBinaryAndArgs(
+      flavor,
+      prebuiltBinaryPath,
+    );
     const {code, stderr} = await spawnAndGetStderr(binaryPath, [
       ...baseArgs,
       '--version',
@@ -149,10 +158,14 @@ async function unstable_prepareDebuggerShell(
 
 function getShellBinaryAndArgs(
   flavor: DebuggerShellFlavor,
+  prebuiltBinaryPath: ?string,
 ): [string, Array<string>] {
   switch (flavor) {
     case 'prebuilt':
-      return [require('fb-dotslash'), [DEVTOOLS_BINARY_DOTSLASH_FILE]];
+      return [
+        require('fb-dotslash'),
+        [prebuiltBinaryPath ?? DEVTOOLS_BINARY_DOTSLASH_FILE],
+      ];
     case 'dev':
       return [
         // NOTE: Internally at Meta, this is aliased to a workspace that is

packages/dev-middleware/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/dev-middleware",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Dev server middleware for React Native",
   "keywords": [
     "react-native",
@@ -23,8 +23,8 @@
   ],
   "dependencies": {
     "@isaacs/ttlcache": "^1.4.1",
-    "@react-native/debugger-frontend": "0.82.0-main",
-    "@react-native/debugger-shell": "0.82.0-main",
+    "@react-native/debugger-frontend": "0.83.0-main",
+    "@react-native/debugger-shell": "0.83.0-main",
     "chrome-launcher": "^0.15.2",
     "chromium-edge-launcher": "^0.2.0",
     "connect": "^3.6.5",
@@ -39,7 +39,7 @@
     "node": ">= 20.19.4"
   },
   "devDependencies": {
-    "@react-native/debugger-shell": "0.82.0-main",
+    "@react-native/debugger-shell": "0.83.0-main",
     "selfsigned": "^2.4.1",
     "undici": "^5.29.0",
     "wait-for-expect": "^3.0.2"

packages/dev-middleware/src/__tests__/InspectorProxyCdpRewritingHacks-test.js

@@ -21,10 +21,6 @@ import {
   withServerForEachTest,
 } from './ServerUtils';
 import {createHash} from 'crypto';
-import fs from 'fs';
-import path from 'path';
-
-const fsPromise = fs.promises;
 
 // WebSocket is unreliable when using fake timers.
 jest.useRealTimers();
@@ -47,7 +43,6 @@ describe.each(['HTTP', 'HTTPS'])(
 
     const serverRef = withServerForEachTest({
       logger: undefined,
-      projectRoot: __dirname,
       secure: protocol === 'HTTPS',
     });
 
@@ -472,14 +467,7 @@ describe.each(['HTTP', 'HTTPS'])(
         }
       });
 
-      test('reads source from disk', async () => {
-        // Should be just 'foo\n', but the newline can get mangled by the OS
-        // and/or SCM, so let's read the source of truth from disk.
-        const fileRealContents = await fsPromise.readFile(
-          path.join(__dirname, '__fixtures__', 'mock-source-file.txt'),
-          'utf8',
-        );
-
+      test('throws when attempting to pass a filesystem url', async () => {
         const {device, debugger_} = await createAndConnectTarget(
           serverRef,
           autoCleanup.signal,
@@ -490,6 +478,7 @@ describe.each(['HTTP', 'HTTPS'])(
             vm: 'bar-vm',
           },
         );
+
         try {
           await sendFromTargetToDebugger(device, debugger_, 'page1', {
             method: 'Debugger.scriptParsed',
@@ -500,7 +489,7 @@ describe.each(['HTTP', 'HTTPS'])(
               endLine: 0,
               startColumn: 0,
               endColumn: 0,
-              hash: createHash('sha256').update(fileRealContents).digest('hex'),
+              hash: createHash('sha256').update('').digest('hex'),
             },
           });
           const response = await debugger_.sendAndGetResponse({
@@ -511,8 +500,15 @@ describe.each(['HTTP', 'HTTPS'])(
             },
           });
           expect(response.result).toEqual(
-            expect.objectContaining({scriptSource: fileRealContents}),
+            expect.objectContaining({
+              error: {
+                message: expect.stringContaining(
+                  'Can\'t parse requested URL "__fixtures__/mock-source-file.txt"',
+                ),
+              },
+            }),
           );
+
           // The device does not receive the getScriptSource request, since it
           // is handled by the proxy.
           expect(device.wrappedEventParsed).not.toBeCalledWith({

packages/dev-middleware/src/__tests__/InspectorProxyCdpTransport-test.js

@@ -33,7 +33,6 @@ describe.each(['HTTP', 'HTTPS'])(
   protocol => {
     const serverRef = withServerForEachTest({
       logger: undefined,
-      projectRoot: '',
       secure: protocol === 'HTTPS',
     });
     const autoCleanup = withAbortSignalForEachTest();

packages/dev-middleware/src/__tests__/InspectorProxyCustomMessageHandler-test.js

@@ -39,7 +39,6 @@ describe('inspector proxy device message middleware', () => {
     const createCustomMessageHandler = jest.fn().mockImplementation(() => null);
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: createCustomMessageHandler,
     });
 
@@ -83,7 +82,6 @@ describe('inspector proxy device message middleware', () => {
     const createCustomMessageHandler = jest.fn().mockImplementation(() => null);
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: createCustomMessageHandler,
     });
     const {serverBaseUrl, serverBaseWsUrl} = serverRefUrls(server);
@@ -169,7 +167,6 @@ describe('inspector proxy device message middleware', () => {
 
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: createCustomMessageHandler,
     });
 
@@ -231,7 +228,6 @@ describe('inspector proxy device message middleware', () => {
     const handleDeviceMessage = jest.fn();
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: () => ({
         handleDeviceMessage,
         handleDebuggerMessage() {},
@@ -264,7 +260,6 @@ describe('inspector proxy device message middleware', () => {
     const handleDeviceMessage = jest.fn();
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: () => ({
         handleDeviceMessage,
         handleDebuggerMessage() {},
@@ -304,7 +299,6 @@ describe('inspector proxy device message middleware', () => {
     const handleDebuggerMessage = jest.fn();
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: () => ({
         handleDeviceMessage() {},
         handleDebuggerMessage,
@@ -341,7 +335,6 @@ describe('inspector proxy device message middleware', () => {
     const handleDebuggerMessage = jest.fn();
     const {server} = await createServer({
       logger: undefined,
-      projectRoot: '',
       unstable_customInspectorMessageHandler: () => ({
         handleDeviceMessage() {},
         handleDebuggerMessage,

packages/dev-middleware/src/__tests__/InspectorProxyDeviceHandoff-test.js

@@ -37,7 +37,6 @@ const PAGE_DEFAULTS = {
 describe('inspector-proxy device socket handoff', () => {
   const serverRef = withServerForEachTest({
     logger: undefined,
-    projectRoot: '',
   });
   const autoCleanup = withAbortSignalForEachTest();
   afterEach(() => {

packages/dev-middleware/src/__tests__/InspectorProxyHttpApi-test.js

@@ -27,7 +27,6 @@ jest.useFakeTimers();
 describe('inspector proxy HTTP API', () => {
   const serverRef = withServerForEachTest({
     logger: undefined,
-    projectRoot: '',
   });
   const autoCleanup = withAbortSignalForEachTest();
   afterEach(() => {
@@ -261,7 +260,6 @@ describe('inspector proxy HTTP API', () => {
     describe('HTTP vs HTTPS', () => {
       const secureServerRef = withServerForEachTest({
         logger: undefined,
-        projectRoot: '',
         secure: true,
       });
 

packages/dev-middleware/src/__tests__/InspectorProxyReactNativeReloads-test.js

@@ -25,7 +25,6 @@ jest.setTimeout(10000);
 describe('inspector proxy React Native reloads', () => {
   const serverRef = withServerForEachTest({
     logger: undefined,
-    projectRoot: '',
   });
   const autoCleanup = withAbortSignalForEachTest();
   afterEach(() => {

packages/dev-middleware/src/__tests__/StandaloneFuseboxShell-test.js

@@ -34,7 +34,6 @@ describe('enableStandaloneFuseboxShell experiment', () => {
   };
   const serverRef = withServerForEachTest({
     logger: undefined,
-    projectRoot: '',
     unstable_browserLauncher: BrowserLauncherWithFuseboxShell,
     unstable_experiments: {
       enableStandaloneFuseboxShell: true,

packages/dev-middleware/src/__tests__/__fixtures__/mock-source-file.txt

@@ -1 +0,0 @@
-foo

packages/dev-middleware/src/__tests__/embedderScriptStub-test.js

@@ -17,7 +17,6 @@ jest.setTimeout(10000);
 describe('embedder script', () => {
   const serverRef = withServerForEachTest({
     logger: undefined,
-    projectRoot: '',
   });
 
   test('is always served', async () => {

packages/dev-middleware/src/createDevMiddleware.js

@@ -24,8 +24,6 @@ import path from 'path';
 import serveStaticMiddleware from 'serve-static';
 
 type Options = $ReadOnly<{
-  projectRoot: string,
-
   /**
    * The base URL to the dev server, as reachable from the machine on which
    * dev-middleware is hosted. Typically `http://localhost:${metroPort}`.
@@ -78,7 +76,6 @@ type DevMiddlewareAPI = $ReadOnly<{
 }>;
 
 export default function createDevMiddleware({
-  projectRoot,
   serverBaseUrl,
   logger,
   // $FlowFixMe[incompatible-type]
@@ -96,7 +93,6 @@ export default function createDevMiddleware({
   );
 
   const inspectorProxy = new InspectorProxy(
-    projectRoot,
     serverBaseUrl,
     eventReporter,
     experiments,

packages/dev-middleware/src/inspector-proxy/Device.js

@@ -28,9 +28,7 @@ import type {
 
 import CdpDebugLogging from './CdpDebugLogging';
 import DeviceEventReporter from './DeviceEventReporter';
-import * as fs from 'fs';
 import invariant from 'invariant';
-import * as path from 'path';
 import WS from 'ws';
 
 const debug = require('debug')('Metro:InspectorProxy');
@@ -75,7 +73,6 @@ export type DeviceOptions = $ReadOnly<{
   name: string,
   app: string,
   socket: WS,
-  projectRoot: string,
   eventReporter: ?EventReporter,
   createMessageMiddleware: ?CreateCustomMessageHandlerFn,
   deviceRelativeBaseUrl: URL,
@@ -120,9 +117,6 @@ export default class Device {
   // Mapping built from scriptParsed events and used to fetch file content in `Debugger.getScriptSource`.
   #scriptIdToSourcePathMapping: Map<string, string> = new Map();
 
-  // Root of the project used for relative to absolute source path conversion.
-  #projectRoot: string;
-
   #deviceEventReporter: ?DeviceEventReporter;
 
   #pagesPollingIntervalId: ReturnType<typeof setInterval>;
@@ -151,7 +145,6 @@ export default class Device {
     name,
     app,
     socket,
-    projectRoot,
     eventReporter,
     createMessageMiddleware,
     serverRelativeBaseUrl,
@@ -163,7 +156,6 @@ export default class Device {
     this.#name = name;
     this.#app = app;
     this.#deviceSocket = socket;
-    this.#projectRoot = projectRoot;
     this.#serverRelativeBaseUrl = serverRelativeBaseUrl;
     this.#deviceRelativeBaseUrl = deviceRelativeBaseUrl;
     this.#deviceEventReporter = eventReporter
@@ -880,7 +872,7 @@ export default class Device {
         return this.#processDebuggerSetBreakpointByUrl(req, debuggerInfo);
       case 'Debugger.getScriptSource':
         // Sends response to debugger via side-effect
-        this.#processDebuggerGetScriptSource(req, socket);
+        void this.#processDebuggerGetScriptSource(req, socket);
         return null;
       case 'Network.loadNetworkResource':
         // If we're rewriting URLs (to frontend-relative), we don't want to
@@ -965,10 +957,10 @@ export default class Device {
     return processedReq;
   }
 
-  #processDebuggerGetScriptSource(
+  async #processDebuggerGetScriptSource(
     req: CDPRequest<'Debugger.getScriptSource'>,
     socket: WS,
-  ): void {
+  ): Promise<void> {
     const sendSuccessResponse = (scriptSource: string) => {
       const result: {
         scriptSource: string,
@@ -1005,33 +997,23 @@ export default class Device {
     const pathToSource = this.#scriptIdToSourcePathMapping.get(
       req.params.scriptId,
     );
-    if (pathToSource != null) {
-      const httpURL = this.#tryParseHTTPURL(pathToSource);
-      if (httpURL) {
-        // URL is server-relatve, so we should be able to fetch it from here.
-        this.#fetchText(httpURL).then(
-          text => sendSuccessResponse(text),
-          err =>
-            sendErrorResponse(
-              `Failed to fetch source url ${pathToSource}: ${err.message}`,
-            ),
+
+    try {
+      const httpURL =
+        pathToSource == null ? null : this.#tryParseHTTPURL(pathToSource);
+      if (!httpURL) {
+        throw new Error(
+          `Can't parse requested URL ${pathToSource === undefined ? 'undefined' : JSON.stringify(pathToSource)}`,
         );
-      } else {
-        let file;
-        try {
-          file = fs.readFileSync(
-            path.resolve(this.#projectRoot, pathToSource),
-            'utf8',
-          );
-        } catch (err) {
-          sendErrorResponse(
-            `Failed to fetch source file ${pathToSource}: ${err.message}`,
-          );
-        }
-        if (file != null) {
-          sendSuccessResponse(file);
-        }
       }
+
+      const text = await this.#fetchText(httpURL);
+
+      sendSuccessResponse(text);
+    } catch (err) {
+      sendErrorResponse(
+        `Failed to fetch source url ${pathToSource === undefined ? 'undefined' : JSON.stringify(pathToSource)} for scriptId ${req.params.scriptId}: ${err.message}`,
+      );
     }
   }
 

packages/dev-middleware/src/inspector-proxy/InspectorProxy.js

@@ -75,9 +75,6 @@ export interface InspectorProxyQueries {
  * Main Inspector Proxy class that connects JavaScript VM inside Android/iOS apps and JS debugger.
  */
 export default class InspectorProxy implements InspectorProxyQueries {
-  // Root of the project used for relative to absolute source path conversion.
-  #projectRoot: string;
-
   // The base URL to the dev server from the dev-middleware host.
   #serverBaseUrl: URL;
 
@@ -101,7 +98,6 @@ export default class InspectorProxy implements InspectorProxyQueries {
   #eventLoopPerfTracker: EventLoopPerfTracker;
 
   constructor(
-    projectRoot: string,
     serverBaseUrl: string,
     eventReporter: ?EventReporter,
     experiments: Experiments,
@@ -109,7 +105,6 @@ export default class InspectorProxy implements InspectorProxyQueries {
     customMessageHandler: ?CreateCustomMessageHandlerFn,
     trackEventLoopPerf?: boolean = false,
   ) {
-    this.#projectRoot = projectRoot;
     this.#serverBaseUrl = new URL(serverBaseUrl);
     this.#devices = new Map();
     this.#eventReporter = eventReporter;
@@ -355,7 +350,6 @@ export default class InspectorProxy implements InspectorProxyQueries {
           name: deviceName,
           app: appName,
           socket,
-          projectRoot: this.#projectRoot,
           eventReporter: this.#eventReporter,
           createMessageMiddleware: this.#customMessageHandler,
           deviceRelativeBaseUrl,
@@ -372,12 +366,6 @@ export default class InspectorProxy implements InspectorProxyQueries {
 
         this.#devices.set(deviceId, newDevice);
 
-        this.#logger?.info(
-          "Connection established to app='%s' on device='%s'.",
-          appName,
-          deviceName,
-        );
-
         debug(
           "Got new device connection: name='%s', app=%s, device=%s, via=%s",
           deviceName,
@@ -450,7 +438,7 @@ export default class InspectorProxy implements InspectorProxyQueries {
         );
 
         socket.on('close', (code: number, reason: string) => {
-          this.#logger?.info(
+          debug(
             "Connection closed to device='%s' for app='%s' with code='%s' and reason='%s'.",
             deviceName,
             appName,
@@ -526,7 +514,7 @@ export default class InspectorProxy implements InspectorProxyQueries {
           throw new Error(INTERNAL_ERROR_MESSAGES.UNREGISTERED_DEVICE);
         }
 
-        this.#logger?.info(
+        debug(
           "Connection established to DevTools for app='%s' on device='%s'.",
           device.getApp() || 'unknown',
           device.getName() || 'unknown',
@@ -594,7 +582,7 @@ export default class InspectorProxy implements InspectorProxyQueries {
         });
 
         socket.on('close', (code: number, reason: string) => {
-          this.#logger?.info(
+          debug(
             "Connection closed to DevTools for app='%s' on device='%s' with code='%s' and reason='%s'.",
             device.getApp() || 'unknown',
             device.getName() || 'unknown',

packages/dev-middleware/src/middleware/openDebuggerMiddleware.js

@@ -21,6 +21,7 @@ import type {NextHandleFunction} from 'connect';
 import type {IncomingMessage, ServerResponse} from 'http';
 
 import getDevToolsFrontendUrl from '../utils/getDevToolsFrontendUrl';
+import {createHash} from 'crypto';
 import url from 'url';
 
 const LEGACY_SYNTHETIC_PAGE_TITLE =
@@ -190,11 +191,15 @@ export default function openDebuggerMiddleware({
               }
             }
             if (shouldUseStandaloneFuseboxShell) {
-              const windowKey = [
-                serverBaseUrl,
-                target.webSocketDebuggerUrl,
-                target.appId,
-              ].join('-');
+              const windowKey = createHash('sha256')
+                .update(
+                  [
+                    serverBaseUrl,
+                    target.webSocketDebuggerUrl,
+                    target.appId,
+                  ].join('-'),
+                )
+                .digest('hex');
               if (!browserLauncher.unstable_showFuseboxShell) {
                 throw new Error(
                   'Fusebox shell is not supported by the current browser launcher',

packages/eslint-config-react-native/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/eslint-config",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "ESLint config for React Native",
   "license": "MIT",
   "repository": {
@@ -22,7 +22,7 @@
   "dependencies": {
     "@babel/core": "^7.25.2",
     "@babel/eslint-parser": "^7.25.1",
-    "@react-native/eslint-plugin": "0.82.0-main",
+    "@react-native/eslint-plugin": "0.83.0-main",
     "@typescript-eslint/eslint-plugin": "^8.36.0",
     "@typescript-eslint/parser": "^8.36.0",
     "eslint-config-prettier": "^8.5.0",
@@ -30,7 +30,7 @@
     "eslint-plugin-ft-flow": "^2.0.1",
     "eslint-plugin-jest": "^29.0.1",
     "eslint-plugin-react": "^7.30.1",
-    "eslint-plugin-react-hooks": "^5.2.0",
+    "eslint-plugin-react-hooks": "^7.0.1",
     "eslint-plugin-react-native": "^4.0.0"
   },
   "peerDependencies": {

packages/eslint-plugin-react-native/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/eslint-plugin",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "ESLint rules for @react-native/eslint-config",
   "license": "MIT",
   "repository": {

packages/eslint-plugin-specs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/eslint-plugin-specs",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "ESLint rules to validate NativeModule and Component Specs",
   "license": "MIT",
   "repository": {
@@ -26,7 +26,7 @@
   "dependencies": {
     "@babel/core": "^7.25.2",
     "@babel/plugin-transform-flow-strip-types": "^7.25.2",
-    "@react-native/codegen": "0.82.0-main",
+    "@react-native/codegen": "0.83.0-main",
     "make-dir": "^2.1.0",
     "pirates": "^4.0.1",
     "source-map-support": "0.5.0"

packages/gradle-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/gradle-plugin",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Gradle Plugin for React Native",
   "license": "MIT",
   "repository": {

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/ReactRootProjectPlugin.kt

@@ -67,18 +67,18 @@ class ReactRootProjectPlugin : Plugin<Project> {
     ) {
       project.logger.error(
           """
-      ********************************************************************************
+          ********************************************************************************
 
-      WARNING: Setting `newArchEnabled=false` in your `gradle.properties` file is not
-      supported anymore since React Native 0.82.
-      
-      You can remove the line from your `gradle.properties` file.
-      
-      The application will run with the New Architecture enabled by default.
+          WARNING: Setting `newArchEnabled=false` in your `gradle.properties` file is not
+          supported anymore since React Native 0.82.
 
-      ********************************************************************************
+          You can remove the line from your `gradle.properties` file.
 
-      """
+          The application will run with the New Architecture enabled by default.
+
+          ********************************************************************************
+
+          """
               .trimIndent()
       )
     }

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/TaskConfiguration.kt

@@ -14,7 +14,6 @@ import com.facebook.react.utils.KotlinStdlibCompatUtils.capitalizeCompat
 import com.facebook.react.utils.NdkConfiguratorUtils.configureJsEnginePackagingOptions
 import com.facebook.react.utils.NdkConfiguratorUtils.configureNewArchPackagingOptions
 import com.facebook.react.utils.ProjectUtils.isHermesEnabled
-import com.facebook.react.utils.ProjectUtils.isHermesV1Enabled
 import com.facebook.react.utils.ProjectUtils.useThirdPartyJSC
 import com.facebook.react.utils.detectedCliFile
 import com.facebook.react.utils.detectedEntryFile
@@ -49,7 +48,6 @@ internal fun Project.configureReactTasks(variant: Variant, config: ReactExtensio
       } else {
         isHermesEnabledInProject
       }
-  val isHermesV1Enabled = project.isHermesV1Enabled || rootProject.isHermesV1Enabled
   val isDebuggableVariant =
       config.debuggableVariants.get().any { it.equals(variant.name, ignoreCase = true) }
   val useThirdPartyJSC = project.useThirdPartyJSC
@@ -80,7 +78,6 @@ internal fun Project.configureReactTasks(variant: Variant, config: ReactExtensio
           task.jsBundleDir.set(jsBundleDir)
           task.resourcesDir.set(resourcesDir)
           task.hermesEnabled.set(isHermesEnabledInThisVariant)
-          task.hermesV1Enabled.set(isHermesV1Enabled)
           task.minifyEnabled.set(!isHermesEnabledInThisVariant)
           task.devEnabled.set(false)
           task.jsIntermediateSourceMapsDir.set(jsIntermediateSourceMapsDir)

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/BundleHermesCTask.kt

@@ -63,8 +63,6 @@ abstract class BundleHermesCTask : DefaultTask() {
 
   @get:Input abstract val hermesEnabled: Property<Boolean>
 
-  @get:Input abstract val hermesV1Enabled: Property<Boolean>
-
   @get:Input abstract val devEnabled: Property<Boolean>
 
   @get:Input abstract val extraPackagerArgs: ListProperty<String>
@@ -96,8 +94,7 @@ abstract class BundleHermesCTask : DefaultTask() {
     runCommand(bundleCommand)
 
     if (hermesEnabled.get()) {
-      val detectedHermesCommand =
-          detectOSAwareHermesCommand(root.get().asFile, hermesCommand.get(), hermesV1Enabled.get())
+      val detectedHermesCommand = detectOSAwareHermesCommand(root.get().asFile, hermesCommand.get())
       val bytecodeFile = File("${bundleFile}.hbc")
       val outputSourceMap = resolveOutputSourceMap(bundleAssetFilename)
       val compilerSourceMap = resolveCompilerSourceMap(bundleAssetFilename)

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateAutolinkingNewArchitecturesFileTask.kt

@@ -168,13 +168,13 @@ abstract class GenerateAutolinkingNewArchitecturesFileTask : DefaultTask() {
         # This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin)
         cmake_minimum_required(VERSION 3.13)
         set(CMAKE_VERBOSE_MAKEFILE on)
-        
+
         # We set REACTNATIVE_MERGED_SO so libraries/apps can selectively decide to depend on either libreactnative.so
         # or link against a old prefab target (this is needed for React Native 0.76 on).
         set(REACTNATIVE_MERGED_SO true)
-        
+
         {{ libraryIncludes }}
-        
+
         set(AUTOLINKED_LIBRARIES
           {{ libraryModules }}
         )
@@ -191,28 +191,28 @@ abstract class GenerateAutolinkingNewArchitecturesFileTask : DefaultTask() {
          * once the code is regenerated.
          *
          */
-        
+
         #include "autolinking.h"
         {{ autolinkingCppIncludes }}
-        
+
         namespace facebook {
         namespace react {
-        
+
         std::shared_ptr<TurboModule> autolinking_ModuleProvider(const std::string moduleName, const JavaTurboModule::InitParams &params) {
         {{ autolinkingCppTurboModuleJavaProviders }}
           return nullptr;
         }
-        
+
         std::shared_ptr<TurboModule> autolinking_cxxModuleProvider(const std::string moduleName, const std::shared_ptr<CallInvoker>& jsInvoker) {
         {{ autolinkingCppTurboModuleCxxProviders }}
           return nullptr;
         }
-        
+
         void autolinking_registerProviders(std::shared_ptr<ComponentDescriptorProviderRegistry const> providerRegistry) {
         {{ autolinkingCppComponentDescriptors }}
           return;
         }
-        
+
         } // namespace react
         } // namespace facebook
         """
@@ -228,22 +228,22 @@ abstract class GenerateAutolinkingNewArchitecturesFileTask : DefaultTask() {
          * once the code is regenerated.
          *
          */
-        
+
         #pragma once
-        
+
         #include <ReactCommon/CallInvoker.h>
         #include <ReactCommon/JavaTurboModule.h>
         #include <ReactCommon/TurboModule.h>
         #include <jsi/jsi.h>
         #include <react/renderer/componentregistry/ComponentDescriptorProviderRegistry.h>
-        
+
         namespace facebook {
         namespace react {
-        
+
         std::shared_ptr<TurboModule> autolinking_ModuleProvider(const std::string moduleName, const JavaTurboModule::InitParams &params);
         std::shared_ptr<TurboModule> autolinking_cxxModuleProvider(const std::string moduleName, const std::shared_ptr<CallInvoker>& jsInvoker);
         void autolinking_registerProviders(std::shared_ptr<ComponentDescriptorProviderRegistry const> providerRegistry);
-        
+
         } // namespace react
         } // namespace facebook
         """

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateEntryPointTask.kt

@@ -65,19 +65,19 @@ abstract class GenerateEntryPointTask : DefaultTask() {
     val generatedFileContentsTemplate =
         """
         package com.facebook.react;
-        
+
         import android.app.Application;
         import android.content.Context;
         import android.content.res.Resources;
-        
+
         import com.facebook.react.defaults.DefaultNewArchitectureEntryPoint;
         import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
         import com.facebook.react.views.view.WindowUtilKt;
         import com.facebook.react.soloader.OpenSourceMergedSoMapping;
         import com.facebook.soloader.SoLoader;
-        
+
         import java.io.IOException;
-        
+
         /**
           * This class is the entry point for loading React Native using the configuration
           * that the users specifies in their .gradle files.
@@ -102,7 +102,7 @@ abstract class GenerateEntryPointTask : DefaultTask() {
             }
           }
         }
-              """
+        """
             .trimIndent()
   }
 }

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GeneratePackageListTask.kt

@@ -137,61 +137,61 @@ abstract class GeneratePackageListTask : DefaultTask() {
     val generatedFileContentsTemplate =
         """
         package com.facebook.react;
-        
+
         import android.app.Application;
         import android.content.Context;
         import android.content.res.Resources;
-        
+
         import com.facebook.react.ReactPackage;
         import com.facebook.react.shell.MainPackageConfig;
         import com.facebook.react.shell.MainReactPackage;
         import java.util.Arrays;
         import java.util.ArrayList;
-        
+
         {{ packageImports }}
-        
+
         @SuppressWarnings("deprecation")
         public class PackageList {
           private Application application;
           private ReactNativeHost reactNativeHost;
           private MainPackageConfig mConfig;
-        
+
           public PackageList(ReactNativeHost reactNativeHost) {
             this(reactNativeHost, null);
           }
-        
+
           public PackageList(Application application) {
             this(application, null);
           }
-        
+
           public PackageList(ReactNativeHost reactNativeHost, MainPackageConfig config) {
             this.reactNativeHost = reactNativeHost;
             mConfig = config;
           }
-        
+
           public PackageList(Application application, MainPackageConfig config) {
             this.reactNativeHost = null;
             this.application = application;
             mConfig = config;
           }
-        
+
           private ReactNativeHost getReactNativeHost() {
             return this.reactNativeHost;
           }
-        
+
           private Resources getResources() {
             return this.getApplication().getResources();
           }
-        
+
           private Application getApplication() {
             if (this.reactNativeHost == null) return this.application;
             return this.reactNativeHost.getApplication();
           }
-        
+
           private Context getApplicationContext() {
             return this.getApplication().getApplicationContext();
           }
-        
+
           public ArrayList<ReactPackage> getPackages() {
             return new ArrayList<>(Arrays.<ReactPackage>asList(
               new MainReactPackage(mConfig){{ packageClassInstances }}

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/utils/AgpConfiguratorUtils.kt

@@ -44,12 +44,8 @@ internal object AgpConfiguratorUtils {
                   maybeCreate("debugOptimized").apply {
                     manifestPlaceholders["usesCleartextTraffic"] = "true"
                     initWith(debug)
-                    externalNativeBuild {
-                      cmake {
-                        arguments("-DCMAKE_BUILD_TYPE=Release")
-                        matchingFallbacks += listOf("release")
-                      }
-                    }
+                    matchingFallbacks += listOf("release")
+                    externalNativeBuild { cmake { arguments("-DCMAKE_BUILD_TYPE=Release") } }
                   }
                 }
               }
@@ -100,6 +96,7 @@ internal object AgpConfiguratorUtils {
           project.extensions
               .getByType(ApplicationAndroidComponentsExtension::class.java)
               .finalizeDsl { ext ->
+                ext.buildFeatures.resValues = true
                 ext.defaultConfig.resValue(
                     "string",
                     "react_native_dev_server_ip",

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/utils/BackwardCompatUtils.kt

@@ -21,24 +21,24 @@ internal object BackwardCompatUtils {
       if (reactMap.isNotEmpty()) {
         project.logger.error(
             """
-          ********************************************************************************
- 
-          ERROR: Using old project.ext.react configuration.
-          We identified that your project is using a old configuration block as:
-          
-          project.ext.react = [
-              // ...
-          ]
-          
-          You should migrate to the new configuration:
-          
-          react {
-              // ...
-          }
-          You can find documentation inside `android/app/build.gradle` on how to use it.
-        
-          ********************************************************************************
-          """
+            ********************************************************************************
+
+            ERROR: Using old project.ext.react configuration.
+            We identified that your project is using a old configuration block as:
+
+            project.ext.react = [
+                // ...
+            ]
+
+            You should migrate to the new configuration:
+
+            react {
+                // ...
+            }
+            You can find documentation inside `android/app/build.gradle` on how to use it.
+
+            ********************************************************************************
+            """
                 .trimIndent()
         )
       }

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/utils/DependencyUtils.kt

@@ -14,6 +14,7 @@ import com.facebook.react.utils.PropertyUtils.INCLUDE_JITPACK_REPOSITORY
 import com.facebook.react.utils.PropertyUtils.INCLUDE_JITPACK_REPOSITORY_DEFAULT
 import com.facebook.react.utils.PropertyUtils.INTERNAL_HERMES_PUBLISHING_GROUP
 import com.facebook.react.utils.PropertyUtils.INTERNAL_HERMES_V1_VERSION_NAME
+import com.facebook.react.utils.PropertyUtils.INTERNAL_HERMES_VERSION_NAME
 import com.facebook.react.utils.PropertyUtils.INTERNAL_REACT_NATIVE_MAVEN_LOCAL_REPO
 import com.facebook.react.utils.PropertyUtils.INTERNAL_REACT_PUBLISHING_GROUP
 import com.facebook.react.utils.PropertyUtils.INTERNAL_USE_HERMES_NIGHTLY
@@ -139,11 +140,7 @@ internal object DependencyUtils {
           // Contributors only: The hermes-engine version is forced only if the user has
           // not opted into using nightlies for local development.
           configuration.resolutionStrategy.force(
-              // TODO: T237406039 update coordinates
-              if (hermesV1Enabled)
-                  "${coordinates.hermesGroupString}:hermes-android:${coordinates.hermesV1VersionString}"
-              else
-                  "${coordinates.reactGroupString}:hermes-android:${coordinates.hermesVersionString}"
+              "${coordinates.hermesGroupString}:hermes-android:${if (hermesV1Enabled) coordinates.hermesV1VersionString else coordinates.hermesVersionString}"
           )
         }
       }
@@ -154,13 +151,10 @@ internal object DependencyUtils {
       coordinates: Coordinates,
       hermesV1Enabled: Boolean = false,
   ): List<Triple<String, String, String>> {
-    // TODO: T231755027 update coordinates and versioning
     val dependencySubstitution = mutableListOf<Triple<String, String, String>>()
-    // TODO: T237406039 update coordinates
-    val hermesVersionString =
-        if (hermesV1Enabled)
-            "${coordinates.hermesGroupString}:hermes-android:${coordinates.hermesV1VersionString}"
-        else "${coordinates.reactGroupString}:hermes-android:${coordinates.hermesVersionString}"
+    val hermesVersion =
+        if (hermesV1Enabled) coordinates.hermesV1VersionString else coordinates.hermesVersionString
+    val hermesVersionString = "${coordinates.hermesGroupString}:hermes-android:${hermesVersion}"
     dependencySubstitution.add(
         Triple(
             "com.facebook.react:react-native",
@@ -175,6 +169,13 @@ internal object DependencyUtils {
             "The hermes-engine artifact was deprecated in favor of hermes-android due to https://github.com/facebook/react-native/issues/35210.",
         )
     )
+    dependencySubstitution.add(
+        Triple(
+            "com.facebook.react:hermes-android",
+            hermesVersionString,
+            "The hermes-android artifact was moved to com.facebook.hermes publishing group.",
+        )
+    )
     if (coordinates.reactGroupString != DEFAULT_INTERNAL_REACT_PUBLISHING_GROUP) {
       dependencySubstitution.add(
           Triple(
@@ -183,7 +184,6 @@ internal object DependencyUtils {
               "The react-android dependency was modified to use the correct Maven group.",
           )
       )
-      // TODO: T237406039 update coordinates
       dependencySubstitution.add(
           Triple(
               "com.facebook.react:hermes-android",
@@ -192,6 +192,15 @@ internal object DependencyUtils {
           )
       )
     }
+    if (coordinates.hermesGroupString != DEFAULT_INTERNAL_HERMES_PUBLISHING_GROUP) {
+      dependencySubstitution.add(
+          Triple(
+              "com.facebook.hermes:hermes-android",
+              hermesVersionString,
+              "The hermes-android dependency was modified to use the correct Maven group.",
+          )
+      )
+    }
     return dependencySubstitution
   }
 
@@ -213,11 +222,19 @@ internal object DependencyUtils {
     val hermesGroupString =
         reactAndroidProperties[INTERNAL_HERMES_PUBLISHING_GROUP] as? String
             ?: DEFAULT_INTERNAL_HERMES_PUBLISHING_GROUP
-    // TODO: T237406039 read both versions from the same file
+
     val hermesVersionProperties = Properties()
     hermesVersionFile.inputStream().use { hermesVersionProperties.load(it) }
 
-    val hermesVersion = versionString
+    val hermesVersionString =
+        (hermesVersionProperties[INTERNAL_HERMES_VERSION_NAME] as? String).orEmpty()
+    val hermesVersion =
+        if (hermesVersionString.startsWith("0.0.0") || "-commitly-" in hermesVersionString) {
+          "$hermesVersionString-SNAPSHOT"
+        } else {
+          hermesVersionString
+        }
+
     val hermesV1Version =
         (hermesVersionProperties[INTERNAL_HERMES_V1_VERSION_NAME] as? String).orEmpty()
 

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/utils/PathUtils.kt

@@ -105,11 +105,11 @@ private fun detectCliFile(reactNativeRoot: File, preconfiguredCliFile: File?): F
 
   error(
       """
-        Couldn't determine CLI location!
+      Couldn't determine CLI location!
 
-        Please set `react { cliFile = file(...) }` inside your
-        build.gradle to the path of the react-native cli.js file.
-        This file typically resides in `node_modules/react-native/cli.js`
+      Please set `react { cliFile = file(...) }` inside your
+      build.gradle to the path of the react-native cli.js file.
+      This file typically resides in `node_modules/react-native/cli.js`
       """
           .trimIndent()
   )
@@ -130,7 +130,6 @@ private fun detectCliFile(reactNativeRoot: File, preconfiguredCliFile: File?): F
 internal fun detectOSAwareHermesCommand(
     projectRoot: File,
     hermesCommand: String,
-    hermesV1Enabled: Boolean = false,
 ): String { // 1. If the project specifies a Hermes command, don't second guess it.
   if (hermesCommand.isNotBlank()) {
     val osSpecificHermesCommand =
@@ -151,13 +150,9 @@ internal fun detectOSAwareHermesCommand(
     return builtHermesc.cliPath(projectRoot)
   }
 
-  // 3. If Hermes V1 is enabled, use hermes-compiler from npm, otherwise, if the
-  // react-native contains a pre-built hermesc, use it.
-  // TODO: T237406039 use hermes-compiler from npm for both
-  val hermesCPath = if (hermesV1Enabled) HERMES_COMPILER_NPM_DIR else HERMESC_IN_REACT_NATIVE_DIR
+  // 3. Use hermes-compiler from npm
   val prebuiltHermesPath =
-      hermesCPath
-          .plus(getHermesCBin())
+      HERMES_COMPILER_NPM_DIR.plus(getHermesCBin())
           .replace("%OS-BIN%", getHermesOSBin())
           // Execution on Windows fails with / as separator
           .replace('/', File.separatorChar)
@@ -242,7 +237,6 @@ internal fun readPackageJsonFile(
   return packageJson?.let { JsonUtils.fromPackageJson(it) }
 }
 
-private const val HERMES_COMPILER_NPM_DIR = "node_modules/hermes-compiler/%OS-BIN%/"
-private const val HERMESC_IN_REACT_NATIVE_DIR = "node_modules/react-native/sdks/hermesc/%OS-BIN%/"
+private const val HERMES_COMPILER_NPM_DIR = "node_modules/hermes-compiler/hermesc/%OS-BIN%/"
 private const val HERMESC_BUILT_FROM_SOURCE_DIR =
     "node_modules/react-native/ReactAndroid/hermes-engine/build/hermes/bin/"

packages/gradle-plugin/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/utils/PropertyUtils.kt

@@ -81,8 +81,9 @@ object PropertyUtils {
   const val INTERNAL_VERSION_NAME = "VERSION_NAME"
 
   /**
-   * Internal property, shared with iOS, used to control the version name of Hermes Engine. This is
-   * stored in sdks/hermes-engine/version.properties
+   * Internal properties, shared with iOS, used to control the version name of Hermes Engine. They
+   * are stored in sdks/hermes-engine/version.properties
    */
+  const val INTERNAL_HERMES_VERSION_NAME = "HERMES_VERSION_NAME"
   const val INTERNAL_HERMES_V1_VERSION_NAME = "HERMES_V1_VERSION_NAME"
 }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateAutolinkingNewArchitecturesFileTaskTest.kt

@@ -120,20 +120,20 @@ class GenerateAutolinkingNewArchitecturesFileTaskTest {
     assertThat(output)
         .isEqualTo(
             """
-      # This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin)
-      cmake_minimum_required(VERSION 3.13)
-      set(CMAKE_VERBOSE_MAKEFILE on)
-      
-      # We set REACTNATIVE_MERGED_SO so libraries/apps can selectively decide to depend on either libreactnative.so
-      # or link against a old prefab target (this is needed for React Native 0.76 on).
-      set(REACTNATIVE_MERGED_SO true)
-      
-      
-      
-      set(AUTOLINKED_LIBRARIES
-        
-      )
-    """
+            # This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin)
+            cmake_minimum_required(VERSION 3.13)
+            set(CMAKE_VERBOSE_MAKEFILE on)
+
+            # We set REACTNATIVE_MERGED_SO so libraries/apps can selectively decide to depend on either libreactnative.so
+            # or link against a old prefab target (this is needed for React Native 0.76 on).
+            set(REACTNATIVE_MERGED_SO true)
+
+
+
+            set(AUTOLINKED_LIBRARIES
+              
+            )
+            """
                 .trimIndent()
         )
   }
@@ -147,24 +147,24 @@ class GenerateAutolinkingNewArchitecturesFileTaskTest {
     assertThat(output)
         .isEqualTo(
             """
-      # This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin)
-      cmake_minimum_required(VERSION 3.13)
-      set(CMAKE_VERBOSE_MAKEFILE on)
-      
-      # We set REACTNATIVE_MERGED_SO so libraries/apps can selectively decide to depend on either libreactnative.so
-      # or link against a old prefab target (this is needed for React Native 0.76 on).
-      set(REACTNATIVE_MERGED_SO true)
-      
-      add_subdirectory("./a/directory/" aPackage_autolinked_build)
-      add_subdirectory("./another/directory/with\ spaces/" anotherPackage_autolinked_build)
-      add_subdirectory("./another/directory/cxx/" anotherPackage_cxxmodule_autolinked_build)
-      
-      set(AUTOLINKED_LIBRARIES
-        react_codegen_aPackage
-        react_codegen_anotherPackage
-      another_cxxModule
-      )
-    """
+            # This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin)
+            cmake_minimum_required(VERSION 3.13)
+            set(CMAKE_VERBOSE_MAKEFILE on)
+
+            # We set REACTNATIVE_MERGED_SO so libraries/apps can selectively decide to depend on either libreactnative.so
+            # or link against a old prefab target (this is needed for React Native 0.76 on).
+            set(REACTNATIVE_MERGED_SO true)
+
+            add_subdirectory("./a/directory/" aPackage_autolinked_build)
+            add_subdirectory("./another/directory/with\ spaces/" anotherPackage_autolinked_build)
+            add_subdirectory("./another/directory/cxx/" anotherPackage_cxxmodule_autolinked_build)
+
+            set(AUTOLINKED_LIBRARIES
+              react_codegen_aPackage
+              react_codegen_anotherPackage
+            another_cxxModule
+            )
+            """
                 .trimIndent()
         )
   }
@@ -178,38 +178,38 @@ class GenerateAutolinkingNewArchitecturesFileTaskTest {
     assertThat(output)
         .isEqualTo(
             """
-      /**
-       * This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin).
-       *
-       * Do not edit this file as changes may cause incorrect behavior and will be lost
-       * once the code is regenerated.
-       *
-       */
+            /**
+             * This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin).
+             *
+             * Do not edit this file as changes may cause incorrect behavior and will be lost
+             * once the code is regenerated.
+             *
+             */
 
-      #include "autolinking.h"
+            #include "autolinking.h"
 
 
-      namespace facebook {
-      namespace react {
+            namespace facebook {
+            namespace react {
 
-      std::shared_ptr<TurboModule> autolinking_ModuleProvider(const std::string moduleName, const JavaTurboModule::InitParams &params) {
+            std::shared_ptr<TurboModule> autolinking_ModuleProvider(const std::string moduleName, const JavaTurboModule::InitParams &params) {
 
-        return nullptr;
-      }
+              return nullptr;
+            }
 
-      std::shared_ptr<TurboModule> autolinking_cxxModuleProvider(const std::string moduleName, const std::shared_ptr<CallInvoker>& jsInvoker) {
+            std::shared_ptr<TurboModule> autolinking_cxxModuleProvider(const std::string moduleName, const std::shared_ptr<CallInvoker>& jsInvoker) {
 
-        return nullptr;
-      }
+              return nullptr;
+            }
 
-      void autolinking_registerProviders(std::shared_ptr<ComponentDescriptorProviderRegistry const> providerRegistry) {
+            void autolinking_registerProviders(std::shared_ptr<ComponentDescriptorProviderRegistry const> providerRegistry) {
 
-        return;
-      }
+              return;
+            }
 
-      } // namespace react
-      } // namespace facebook
-    """
+            } // namespace react
+            } // namespace facebook
+            """
                 .trimIndent()
         )
   }
@@ -223,50 +223,50 @@ class GenerateAutolinkingNewArchitecturesFileTaskTest {
     assertThat(output)
         .isEqualTo(
             """
-      /**
-       * This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin).
-       *
-       * Do not edit this file as changes may cause incorrect behavior and will be lost
-       * once the code is regenerated.
-       *
-       */
+            /**
+             * This code was generated by [React Native](https://www.npmjs.com/package/@react-native/gradle-plugin).
+             *
+             * Do not edit this file as changes may cause incorrect behavior and will be lost
+             * once the code is regenerated.
+             *
+             */
 
-      #include "autolinking.h"
-      #include <aPackage.h>
-      #include <anotherPackage.h>
-      #include <react/renderer/components/anotherPackage/ComponentDescriptors.h>
-      #include <AnotherCxxModule.h>
+            #include "autolinking.h"
+            #include <aPackage.h>
+            #include <anotherPackage.h>
+            #include <react/renderer/components/anotherPackage/ComponentDescriptors.h>
+            #include <AnotherCxxModule.h>
 
-      namespace facebook {
-      namespace react {
+            namespace facebook {
+            namespace react {
 
-      std::shared_ptr<TurboModule> autolinking_ModuleProvider(const std::string moduleName, const JavaTurboModule::InitParams &params) {
-      auto module_aPackage = aPackage_ModuleProvider(moduleName, params);
-      if (module_aPackage != nullptr) {
-      return module_aPackage;
-      }
-      auto module_anotherPackage = anotherPackage_ModuleProvider(moduleName, params);
-      if (module_anotherPackage != nullptr) {
-      return module_anotherPackage;
-      }
-        return nullptr;
-      }
+            std::shared_ptr<TurboModule> autolinking_ModuleProvider(const std::string moduleName, const JavaTurboModule::InitParams &params) {
+            auto module_aPackage = aPackage_ModuleProvider(moduleName, params);
+            if (module_aPackage != nullptr) {
+            return module_aPackage;
+            }
+            auto module_anotherPackage = anotherPackage_ModuleProvider(moduleName, params);
+            if (module_anotherPackage != nullptr) {
+            return module_anotherPackage;
+            }
+              return nullptr;
+            }
 
-      std::shared_ptr<TurboModule> autolinking_cxxModuleProvider(const std::string moduleName, const std::shared_ptr<CallInvoker>& jsInvoker) {
-      if (moduleName == AnotherCxxModule::kModuleName) {
-      return std::make_shared<AnotherCxxModule>(jsInvoker);
-      }
-        return nullptr;
-      }
+            std::shared_ptr<TurboModule> autolinking_cxxModuleProvider(const std::string moduleName, const std::shared_ptr<CallInvoker>& jsInvoker) {
+            if (moduleName == AnotherCxxModule::kModuleName) {
+            return std::make_shared<AnotherCxxModule>(jsInvoker);
+            }
+              return nullptr;
+            }
 
-      void autolinking_registerProviders(std::shared_ptr<ComponentDescriptorProviderRegistry const> providerRegistry) {
-      providerRegistry->add(concreteComponentDescriptorProvider<AnotherPackageComponentDescriptor>());
-        return;
-      }
+            void autolinking_registerProviders(std::shared_ptr<ComponentDescriptorProviderRegistry const> providerRegistry) {
+            providerRegistry->add(concreteComponentDescriptorProvider<AnotherPackageComponentDescriptor>());
+              return;
+            }
 
-      } // namespace react
-      } // namespace facebook
-    """
+            } // namespace react
+            } // namespace facebook
+            """
                 .trimIndent()
         )
   }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateCodegenArtifactsTaskTest.kt

@@ -138,16 +138,16 @@ class GenerateCodegenArtifactsTaskTest {
           // language=JSON
           writeText(
               """
-        {
-            "name": "@a/library",
-            "codegenConfig": {
-                "name": "an-awesome-library",
-                "android": {
-                  "javaPackageName": "com.awesome.package"
-                }
-            }
-        }
-        """
+              {
+                  "name": "@a/library",
+                  "codegenConfig": {
+                      "name": "an-awesome-library",
+                      "android": {
+                        "javaPackageName": "com.awesome.package"
+                      }
+                  }
+              }
+              """
                   .trimIndent()
           )
         }
@@ -172,12 +172,12 @@ class GenerateCodegenArtifactsTaskTest {
           // language=JSON
           writeText(
               """
-        {
-            "name": "@a/library",
-            "codegenConfig": {
-            }
-        }
-        """
+              {
+                  "name": "@a/library",
+                  "codegenConfig": {
+                  }
+              }
+              """
                   .trimIndent()
           )
         }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateEntryPointTaskTest.kt

@@ -47,45 +47,45 @@ class GenerateEntryPointTaskTest {
     assertThat(result)
         .isEqualTo(
             """
-        package com.facebook.react;
-        
-        import android.app.Application;
-        import android.content.Context;
-        import android.content.res.Resources;
-        
-        import com.facebook.react.defaults.DefaultNewArchitectureEntryPoint;
-        import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
-        import com.facebook.react.views.view.WindowUtilKt;
-        import com.facebook.react.soloader.OpenSourceMergedSoMapping;
-        import com.facebook.soloader.SoLoader;
-        
-        import java.io.IOException;
-        
-        /**
-          * This class is the entry point for loading React Native using the configuration
-          * that the users specifies in their .gradle files.
-          *
-          * The `loadReactNative(this)` method invocation should be called inside the
-          * application onCreate otherwise the app won't load correctly.            
-          */
-        public class ReactNativeApplicationEntryPoint {
-          public static void loadReactNative(Context context) {
-            try {
-               SoLoader.init(context, OpenSourceMergedSoMapping.INSTANCE);
-            } catch (IOException error) {
-              throw new RuntimeException(error);
+            package com.facebook.react;
+
+            import android.app.Application;
+            import android.content.Context;
+            import android.content.res.Resources;
+
+            import com.facebook.react.defaults.DefaultNewArchitectureEntryPoint;
+            import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
+            import com.facebook.react.views.view.WindowUtilKt;
+            import com.facebook.react.soloader.OpenSourceMergedSoMapping;
+            import com.facebook.soloader.SoLoader;
+
+            import java.io.IOException;
+
+            /**
+              * This class is the entry point for loading React Native using the configuration
+              * that the users specifies in their .gradle files.
+              *
+              * The `loadReactNative(this)` method invocation should be called inside the
+              * application onCreate otherwise the app won't load correctly.            
+              */
+            public class ReactNativeApplicationEntryPoint {
+              public static void loadReactNative(Context context) {
+                try {
+                   SoLoader.init(context, OpenSourceMergedSoMapping.INSTANCE);
+                } catch (IOException error) {
+                  throw new RuntimeException(error);
+                }
+                
+                if (com.facebook.react.BuildConfig.IS_NEW_ARCHITECTURE_ENABLED) {
+                  DefaultNewArchitectureEntryPoint.load();
+                }
+                
+                if (com.facebook.react.BuildConfig.IS_EDGE_TO_EDGE_ENABLED) {
+                  WindowUtilKt.setEdgeToEdgeFeatureFlagOn();
+                }
+              }
             }
-            
-            if (com.facebook.react.BuildConfig.IS_NEW_ARCHITECTURE_ENABLED) {
-              DefaultNewArchitectureEntryPoint.load();
-            }
-            
-            if (com.facebook.react.BuildConfig.IS_EDGE_TO_EDGE_ENABLED) {
-              WindowUtilKt.setEdgeToEdgeFeatureFlagOn();
-            }
-          }
-        }
-    """
+            """
                 .trimIndent()
         )
   }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GeneratePackageListTaskTest.kt

@@ -59,11 +59,11 @@ class GeneratePackageListTaskTest {
     assertThat(result)
         .isEqualTo(
             """
-      // @react-native/a-package
-      import com.facebook.react.aPackage;
-      // @react-native/another-package
-      import com.facebook.react.anotherPackage;
-    """
+            // @react-native/a-package
+            import com.facebook.react.aPackage;
+            // @react-native/another-package
+            import com.facebook.react.anotherPackage;
+            """
                 .trimIndent()
         )
   }
@@ -85,10 +85,10 @@ class GeneratePackageListTaskTest {
     assertThat(result)
         .isEqualTo(
             """
-      ,
-            new APackage(),
-            new AnotherPackage()
-    """
+            ,
+                  new APackage(),
+                  new AnotherPackage()
+            """
                 .trimIndent()
         )
   }
@@ -234,69 +234,69 @@ class GeneratePackageListTaskTest {
     assertThat(result)
         .isEqualTo(
             """
-    package com.facebook.react;
+            package com.facebook.react;
 
-    import android.app.Application;
-    import android.content.Context;
-    import android.content.res.Resources;
+            import android.app.Application;
+            import android.content.Context;
+            import android.content.res.Resources;
 
-    import com.facebook.react.ReactPackage;
-    import com.facebook.react.shell.MainPackageConfig;
-    import com.facebook.react.shell.MainReactPackage;
-    import java.util.Arrays;
-    import java.util.ArrayList;
+            import com.facebook.react.ReactPackage;
+            import com.facebook.react.shell.MainPackageConfig;
+            import com.facebook.react.shell.MainReactPackage;
+            import java.util.Arrays;
+            import java.util.ArrayList;
 
 
 
-    @SuppressWarnings("deprecation")
-    public class PackageList {
-      private Application application;
-      private ReactNativeHost reactNativeHost;
-      private MainPackageConfig mConfig;
+            @SuppressWarnings("deprecation")
+            public class PackageList {
+              private Application application;
+              private ReactNativeHost reactNativeHost;
+              private MainPackageConfig mConfig;
 
-      public PackageList(ReactNativeHost reactNativeHost) {
-        this(reactNativeHost, null);
-      }
+              public PackageList(ReactNativeHost reactNativeHost) {
+                this(reactNativeHost, null);
+              }
 
-      public PackageList(Application application) {
-        this(application, null);
-      }
+              public PackageList(Application application) {
+                this(application, null);
+              }
 
-      public PackageList(ReactNativeHost reactNativeHost, MainPackageConfig config) {
-        this.reactNativeHost = reactNativeHost;
-        mConfig = config;
-      }
+              public PackageList(ReactNativeHost reactNativeHost, MainPackageConfig config) {
+                this.reactNativeHost = reactNativeHost;
+                mConfig = config;
+              }
 
-      public PackageList(Application application, MainPackageConfig config) {
-        this.reactNativeHost = null;
-        this.application = application;
-        mConfig = config;
-      }
+              public PackageList(Application application, MainPackageConfig config) {
+                this.reactNativeHost = null;
+                this.application = application;
+                mConfig = config;
+              }
 
-      private ReactNativeHost getReactNativeHost() {
-        return this.reactNativeHost;
-      }
+              private ReactNativeHost getReactNativeHost() {
+                return this.reactNativeHost;
+              }
 
-      private Resources getResources() {
-        return this.getApplication().getResources();
-      }
+              private Resources getResources() {
+                return this.getApplication().getResources();
+              }
 
-      private Application getApplication() {
-        if (this.reactNativeHost == null) return this.application;
-        return this.reactNativeHost.getApplication();
-      }
+              private Application getApplication() {
+                if (this.reactNativeHost == null) return this.application;
+                return this.reactNativeHost.getApplication();
+              }
 
-      private Context getApplicationContext() {
-        return this.getApplication().getApplicationContext();
-      }
+              private Context getApplicationContext() {
+                return this.getApplication().getApplicationContext();
+              }
 
-      public ArrayList<ReactPackage> getPackages() {
-        return new ArrayList<>(Arrays.<ReactPackage>asList(
-          new MainReactPackage(mConfig)
-        ));
-      }
-    }
-    """
+              public ArrayList<ReactPackage> getPackages() {
+                return new ArrayList<>(Arrays.<ReactPackage>asList(
+                  new MainReactPackage(mConfig)
+                ));
+              }
+            }
+            """
                 .trimIndent()
         )
   }
@@ -312,74 +312,74 @@ class GeneratePackageListTaskTest {
     assertThat(result)
         .isEqualTo(
             """
-    package com.facebook.react;
+            package com.facebook.react;
 
-    import android.app.Application;
-    import android.content.Context;
-    import android.content.res.Resources;
+            import android.app.Application;
+            import android.content.Context;
+            import android.content.res.Resources;
 
-    import com.facebook.react.ReactPackage;
-    import com.facebook.react.shell.MainPackageConfig;
-    import com.facebook.react.shell.MainReactPackage;
-    import java.util.Arrays;
-    import java.util.ArrayList;
+            import com.facebook.react.ReactPackage;
+            import com.facebook.react.shell.MainPackageConfig;
+            import com.facebook.react.shell.MainReactPackage;
+            import java.util.Arrays;
+            import java.util.ArrayList;
 
-    // @react-native/a-package
-    import com.facebook.react.aPackage;
-    // @react-native/another-package
-    import com.facebook.react.anotherPackage;
-    
-    @SuppressWarnings("deprecation")
-    public class PackageList {
-      private Application application;
-      private ReactNativeHost reactNativeHost;
-      private MainPackageConfig mConfig;
+            // @react-native/a-package
+            import com.facebook.react.aPackage;
+            // @react-native/another-package
+            import com.facebook.react.anotherPackage;
 
-      public PackageList(ReactNativeHost reactNativeHost) {
-        this(reactNativeHost, null);
-      }
+            @SuppressWarnings("deprecation")
+            public class PackageList {
+              private Application application;
+              private ReactNativeHost reactNativeHost;
+              private MainPackageConfig mConfig;
 
-      public PackageList(Application application) {
-        this(application, null);
-      }
+              public PackageList(ReactNativeHost reactNativeHost) {
+                this(reactNativeHost, null);
+              }
 
-      public PackageList(ReactNativeHost reactNativeHost, MainPackageConfig config) {
-        this.reactNativeHost = reactNativeHost;
-        mConfig = config;
-      }
+              public PackageList(Application application) {
+                this(application, null);
+              }
 
-      public PackageList(Application application, MainPackageConfig config) {
-        this.reactNativeHost = null;
-        this.application = application;
-        mConfig = config;
-      }
+              public PackageList(ReactNativeHost reactNativeHost, MainPackageConfig config) {
+                this.reactNativeHost = reactNativeHost;
+                mConfig = config;
+              }
 
-      private ReactNativeHost getReactNativeHost() {
-        return this.reactNativeHost;
-      }
+              public PackageList(Application application, MainPackageConfig config) {
+                this.reactNativeHost = null;
+                this.application = application;
+                mConfig = config;
+              }
 
-      private Resources getResources() {
-        return this.getApplication().getResources();
-      }
+              private ReactNativeHost getReactNativeHost() {
+                return this.reactNativeHost;
+              }
 
-      private Application getApplication() {
-        if (this.reactNativeHost == null) return this.application;
-        return this.reactNativeHost.getApplication();
-      }
+              private Resources getResources() {
+                return this.getApplication().getResources();
+              }
 
-      private Context getApplicationContext() {
-        return this.getApplication().getApplicationContext();
-      }
+              private Application getApplication() {
+                if (this.reactNativeHost == null) return this.application;
+                return this.reactNativeHost.getApplication();
+              }
 
-      public ArrayList<ReactPackage> getPackages() {
-        return new ArrayList<>(Arrays.<ReactPackage>asList(
-          new MainReactPackage(mConfig),
-          new APackage(),
-          new AnotherPackage()
-        ));
-      }
-    }
-    """
+              private Context getApplicationContext() {
+                return this.getApplication().getApplicationContext();
+              }
+
+              public ArrayList<ReactPackage> getPackages() {
+                return new ArrayList<>(Arrays.<ReactPackage>asList(
+                  new MainReactPackage(mConfig),
+                  new APackage(),
+                  new AnotherPackage()
+                ));
+              }
+            }
+            """
                 .trimIndent()
         )
   }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/utils/AgpConfiguratorUtilsTest.kt

@@ -34,9 +34,9 @@ class AgpConfiguratorUtilsTest {
           writeText(
               // language=xml
               """
-          <manifest xmlns:android="http://schemas.android.com/apk/res/android">
-          </manifest>
-          """
+              <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+              </manifest>
+              """
                   .trimIndent()
           )
         }
@@ -53,9 +53,9 @@ class AgpConfiguratorUtilsTest {
           writeText(
               // language=xml
               """
-          <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.facebook.react" >
-          </manifest>
-          """
+              <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.facebook.react" >
+              </manifest>
+              """
                   .trimIndent()
           )
         }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/utils/DependencyUtilsTest.kt

@@ -289,7 +289,7 @@ class DependencyUtilsTest {
     val forcedModules = project.configurations.first().resolutionStrategy.forcedModules
     assertThat(forcedModules.any { it.toString() == "com.facebook.react:react-android:1.2.3" })
         .isTrue()
-    assertThat(forcedModules.any { it.toString() == "com.facebook.react:hermes-android:4.5.6" })
+    assertThat(forcedModules.any { it.toString() == "com.facebook.hermes:hermes-android:4.5.6" })
         .isTrue()
   }
 
@@ -324,11 +324,11 @@ class DependencyUtilsTest {
     val libForcedModules = libProject.configurations.first().resolutionStrategy.forcedModules
     assertThat(appForcedModules.any { it.toString() == "com.facebook.react:react-android:1.2.3" })
         .isTrue()
-    assertThat(appForcedModules.any { it.toString() == "com.facebook.react:hermes-android:4.5.6" })
+    assertThat(appForcedModules.any { it.toString() == "com.facebook.hermes:hermes-android:4.5.6" })
         .isTrue()
     assertThat(libForcedModules.any { it.toString() == "com.facebook.react:react-android:1.2.3" })
         .isTrue()
-    assertThat(libForcedModules.any { it.toString() == "com.facebook.react:hermes-android:4.5.6" })
+    assertThat(libForcedModules.any { it.toString() == "com.facebook.hermes:hermes-android:4.5.6" })
         .isTrue()
   }
 
@@ -381,11 +381,15 @@ class DependencyUtilsTest {
     val libForcedModules = libProject.configurations.first().resolutionStrategy.forcedModules
     assertThat(appForcedModules.any { it.toString() == "io.github.test:react-android:1.2.3" })
         .isTrue()
-    assertThat(appForcedModules.any { it.toString() == "io.github.test:hermes-android:4.5.6" })
+    assertThat(
+            appForcedModules.any { it.toString() == "io.github.test.hermes:hermes-android:4.5.6" }
+        )
         .isTrue()
     assertThat(libForcedModules.any { it.toString() == "io.github.test:react-android:1.2.3" })
         .isTrue()
-    assertThat(libForcedModules.any { it.toString() == "io.github.test:hermes-android:4.5.6" })
+    assertThat(
+            libForcedModules.any { it.toString() == "io.github.test.hermes:hermes-android:4.5.6" }
+        )
         .isTrue()
   }
 
@@ -438,7 +442,7 @@ class DependencyUtilsTest {
         )
         .isEqualTo(dependencySubstitutions[0].third)
     assertThat("com.facebook.react:hermes-engine").isEqualTo(dependencySubstitutions[1].first)
-    assertThat("com.facebook.react:hermes-android:0.42.0")
+    assertThat("com.facebook.hermes:hermes-android:0.42.0")
         .isEqualTo(dependencySubstitutions[1].second)
     assertThat(
             "The hermes-engine artifact was deprecated in favor of hermes-android due to https://github.com/facebook/react-native/issues/35210."
@@ -490,19 +494,26 @@ class DependencyUtilsTest {
         )
         .isEqualTo(dependencySubstitutions[0].third)
     assertThat("com.facebook.react:hermes-engine").isEqualTo(dependencySubstitutions[1].first)
-    assertThat("io.github.test:hermes-android:0.42.0").isEqualTo(dependencySubstitutions[1].second)
+    assertThat("io.github.test.hermes:hermes-android:0.42.0")
+        .isEqualTo(dependencySubstitutions[1].second)
     assertThat(
             "The hermes-engine artifact was deprecated in favor of hermes-android due to https://github.com/facebook/react-native/issues/35210."
         )
         .isEqualTo(dependencySubstitutions[1].third)
-    assertThat("com.facebook.react:react-android").isEqualTo(dependencySubstitutions[2].first)
-    assertThat("io.github.test:react-android:0.42.0").isEqualTo(dependencySubstitutions[2].second)
-    assertThat("The react-android dependency was modified to use the correct Maven group.")
+    assertThat("com.facebook.react:hermes-android").isEqualTo(dependencySubstitutions[2].first)
+    assertThat("io.github.test.hermes:hermes-android:0.42.0")
+        .isEqualTo(dependencySubstitutions[2].second)
+    assertThat("The hermes-android artifact was moved to com.facebook.hermes publishing group.")
         .isEqualTo(dependencySubstitutions[2].third)
-    assertThat("com.facebook.react:hermes-android").isEqualTo(dependencySubstitutions[3].first)
-    assertThat("io.github.test:hermes-android:0.42.0").isEqualTo(dependencySubstitutions[3].second)
-    assertThat("The hermes-android dependency was modified to use the correct Maven group.")
+    assertThat("com.facebook.react:react-android").isEqualTo(dependencySubstitutions[3].first)
+    assertThat("io.github.test:react-android:0.42.0").isEqualTo(dependencySubstitutions[3].second)
+    assertThat("The react-android dependency was modified to use the correct Maven group.")
         .isEqualTo(dependencySubstitutions[3].third)
+    assertThat("com.facebook.react:hermes-android").isEqualTo(dependencySubstitutions[4].first)
+    assertThat("io.github.test.hermes:hermes-android:0.42.0")
+        .isEqualTo(dependencySubstitutions[4].second)
+    assertThat("The hermes-android dependency was modified to use the correct Maven group.")
+        .isEqualTo(dependencySubstitutions[4].third)
   }
 
   @Test
@@ -532,15 +543,20 @@ class DependencyUtilsTest {
             "The hermes-engine artifact was deprecated in favor of hermes-android due to https://github.com/facebook/react-native/issues/35210."
         )
         .isEqualTo(dependencySubstitutions[1].third)
-    assertThat("com.facebook.react:react-android").isEqualTo(dependencySubstitutions[2].first)
-    assertThat("io.github.test:react-android:0.42.0").isEqualTo(dependencySubstitutions[2].second)
-    assertThat("The react-android dependency was modified to use the correct Maven group.")
-        .isEqualTo(dependencySubstitutions[2].third)
-    assertThat("com.facebook.react:hermes-android").isEqualTo(dependencySubstitutions[3].first)
+    assertThat("com.facebook.react:hermes-android").isEqualTo(dependencySubstitutions[2].first)
     assertThat("io.github.test.hermes:hermes-android:0.43.0")
-        .isEqualTo(dependencySubstitutions[3].second)
-    assertThat("The hermes-android dependency was modified to use the correct Maven group.")
+        .isEqualTo(dependencySubstitutions[2].second)
+    assertThat("The hermes-android artifact was moved to com.facebook.hermes publishing group.")
+        .isEqualTo(dependencySubstitutions[2].third)
+    assertThat("com.facebook.react:react-android").isEqualTo(dependencySubstitutions[3].first)
+    assertThat("io.github.test:react-android:0.42.0").isEqualTo(dependencySubstitutions[3].second)
+    assertThat("The react-android dependency was modified to use the correct Maven group.")
         .isEqualTo(dependencySubstitutions[3].third)
+    assertThat("com.facebook.react:hermes-android").isEqualTo(dependencySubstitutions[4].first)
+    assertThat("io.github.test.hermes:hermes-android:0.43.0")
+        .isEqualTo(dependencySubstitutions[4].second)
+    assertThat("The hermes-android dependency was modified to use the correct Maven group.")
+        .isEqualTo(dependencySubstitutions[4].third)
   }
 
   @Test
@@ -549,9 +565,9 @@ class DependencyUtilsTest {
         tempFolder.newFile("gradle.properties").apply {
           writeText(
               """
-        VERSION_NAME=1000.0.0
-        ANOTHER_PROPERTY=true
-      """
+              VERSION_NAME=1000.0.0
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -560,9 +576,10 @@ class DependencyUtilsTest {
         tempFolder.newFile("version.properties").apply {
           writeText(
               """
-        HERMES_V1_VERSION_NAME=1000.0.0
-        ANOTHER_PROPERTY=true
-      """
+              HERMES_VERSION_NAME=1000.0.0
+              HERMES_V1_VERSION_NAME=1000.0.0
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -583,11 +600,11 @@ class DependencyUtilsTest {
         tempFolder.newFile("gradle.properties").apply {
           writeText(
               """
-        VERSION_NAME=0.0.0-20221101-2019-cfe811ab1
-        HERMES_VERSION_NAME=0.12.0-commitly-20221101-2019-cfe811ab1
-        HERMES_V1_VERSION_NAME=250829098.0.0-stable
-        ANOTHER_PROPERTY=true
-      """
+              VERSION_NAME=0.0.0-20221101-2019-cfe811ab1
+              HERMES_VERSION_NAME=0.12.0-commitly-20221101-2019-cfe811ab1
+              HERMES_V1_VERSION_NAME=250829098.0.0-stable
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -596,9 +613,10 @@ class DependencyUtilsTest {
         tempFolder.newFile("version.properties").apply {
           writeText(
               """
-        HERMES_V1_VERSION_NAME=250829098.0.0-stable
-        ANOTHER_PROPERTY=true
-      """
+              HERMES_VERSION_NAME=0.14.0
+              HERMES_V1_VERSION_NAME=250829098.0.0-stable
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -609,7 +627,7 @@ class DependencyUtilsTest {
     val hermesV1VersionString = strings.hermesV1VersionString
 
     assertThat(versionString).isEqualTo("0.0.0-20221101-2019-cfe811ab1-SNAPSHOT")
-    assertThat(hermesVersionString).isEqualTo("0.0.0-20221101-2019-cfe811ab1-SNAPSHOT")
+    assertThat(hermesVersionString).isEqualTo("0.14.0")
     assertThat(hermesV1VersionString).isEqualTo("250829098.0.0-stable")
   }
 
@@ -619,8 +637,8 @@ class DependencyUtilsTest {
         tempFolder.newFile("gradle.properties").apply {
           writeText(
               """
-        ANOTHER_PROPERTY=true
-      """
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -629,8 +647,8 @@ class DependencyUtilsTest {
         tempFolder.newFile("version.properties").apply {
           writeText(
               """
-        ANOTHER_PROPERTY=true
-      """
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -650,9 +668,9 @@ class DependencyUtilsTest {
         tempFolder.newFile("gradle.properties").apply {
           writeText(
               """
-        VERSION_NAME=
-        ANOTHER_PROPERTY=true
-      """
+              VERSION_NAME=
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -661,9 +679,10 @@ class DependencyUtilsTest {
         tempFolder.newFile("version.properties").apply {
           writeText(
               """
-        HERMES_V1_VERSION_NAME=
-        ANOTHER_PROPERTY=true
-      """
+              HERMES_VERSION_NAME=
+              HERMES_V1_VERSION_NAME=
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -683,10 +702,10 @@ class DependencyUtilsTest {
         tempFolder.newFile("gradle.properties").apply {
           writeText(
               """
-        react.internal.publishingGroup=io.github.test
-        react.internal.hermesPublishingGroup=io.github.test
-        ANOTHER_PROPERTY=true
-      """
+              react.internal.publishingGroup=io.github.test
+              react.internal.hermesPublishingGroup=io.github.test
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -695,9 +714,10 @@ class DependencyUtilsTest {
         tempFolder.newFile("version.properties").apply {
           writeText(
               """
-        HERMES_V1_VERSION_NAME=
-        ANOTHER_PROPERTY=true
-      """
+              HERMES_VERSION_NAME=
+              HERMES_V1_VERSION_NAME=
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -716,8 +736,8 @@ class DependencyUtilsTest {
         tempFolder.newFile("gradle.properties").apply {
           writeText(
               """
-        ANOTHER_PROPERTY=true
-      """
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }
@@ -726,9 +746,10 @@ class DependencyUtilsTest {
         tempFolder.newFile("version.properties").apply {
           writeText(
               """
-        HERMES_V1_VERSION_NAME=
-        ANOTHER_PROPERTY=true
-      """
+              HERMES_VERSION_NAME=
+              HERMES_V1_VERSION_NAME=
+              ANOTHER_PROPERTY=true
+              """
                   .trimIndent()
           )
         }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/utils/PathUtilsTest.kt

@@ -155,23 +155,13 @@ class PathUtilsTest {
 
   @Test
   @WithOs(OS.MAC)
-  fun detectOSAwareHermesCommand_withBundledHermescInsideRN() {
-    tempFolder.newFolder("node_modules/react-native/sdks/hermesc/osx-bin/")
-    val expected = tempFolder.newFile("node_modules/react-native/sdks/hermesc/osx-bin/hermesc")
+  fun detectOSAwareHermesCommand_withHermescFromNPM() {
+    tempFolder.newFolder("node_modules/hermes-compiler/hermesc/osx-bin/")
+    val expected = tempFolder.newFile("node_modules/hermes-compiler/hermesc/osx-bin/hermesc")
 
     assertThat(detectOSAwareHermesCommand(tempFolder.root, "")).isEqualTo(expected.toString())
   }
 
-  @Test
-  @WithOs(OS.MAC)
-  fun detectOSAwareHermesCommand_withHermesV1Enabled() {
-    tempFolder.newFolder("node_modules/hermes-compiler/osx-bin/")
-    val expected = tempFolder.newFile("node_modules/hermes-compiler/osx-bin/hermesc")
-
-    assertThat(detectOSAwareHermesCommand(tempFolder.root, "", hermesV1Enabled = true))
-        .isEqualTo(expected.toString())
-  }
-
   @Test(expected = IllegalStateException::class)
   @WithOs(OS.MAC)
   fun detectOSAwareHermesCommand_failsIfNotFound() {
@@ -320,11 +310,11 @@ class PathUtilsTest {
       writeText(
           // language=json
           """
-      {
-        "name": "a-library",
-        "codegenConfig": {}
-      }
-      """
+          {
+            "name": "a-library",
+            "codegenConfig": {}
+          }
+          """
               .trimIndent()
       )
     }

packages/gradle-plugin/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/utils/ProjectUtilsTest.kt

@@ -150,11 +150,11 @@ class ProjectUtilsTest {
       writeText(
           // language=json
           """
-      {
-        "name": "a-library",
-        "codegenConfig": {}
-      }
-      """
+          {
+            "name": "a-library",
+            "codegenConfig": {}
+          }
+          """
               .trimIndent()
       )
     }
@@ -170,10 +170,10 @@ class ProjectUtilsTest {
       writeText(
           // language=json
           """
-      {
-        "name": "a-library"
-      }
-      """
+          {
+            "name": "a-library"
+          }
+          """
               .trimIndent()
       )
     }

packages/gradle-plugin/settings-plugin/src/test/kotlin/com/facebook/react/ReactSettingsExtensionTest.kt

@@ -238,30 +238,30 @@ class ReactSettingsExtensionTest {
         File(generatedFolder, "autolinking.json").apply {
           writeText(
               """
-      {
-        "root": "/",
-        "reactNativePath": "/node_modules/react-native",
-        "reactNativeVersion": "0.75",
-        "dependencies": {},
-        "healthChecks": [],
-        "platforms": {
-          "ios": {},
-          "android": {}
-        },
-        "assets": [],
-        "project": {
-          "ios": {},
-          "android": {
-            "sourceDir": "/",
-            "appName": "app",
-            "packageName": "com.TestApp",
-            "applicationId": "com.TestApp",
-            "mainActivity": ".MainActivity",
-            "assets": []
-          }
-        }
-      }
-    """
+              {
+                "root": "/",
+                "reactNativePath": "/node_modules/react-native",
+                "reactNativeVersion": "0.75",
+                "dependencies": {},
+                "healthChecks": [],
+                "platforms": {
+                  "ios": {},
+                  "android": {}
+                },
+                "assets": [],
+                "project": {
+                  "ios": {},
+                  "android": {
+                    "sourceDir": "/",
+                    "appName": "app",
+                    "packageName": "com.TestApp",
+                    "applicationId": "com.TestApp",
+                    "mainActivity": ".MainActivity",
+                    "assets": []
+                  }
+                }
+              }
+              """
                   .trimIndent()
           )
         }
@@ -309,13 +309,13 @@ class ReactSettingsExtensionTest {
         File(generatedFolder, "autolinking.json").apply {
           writeText(
               """
-      {
-        "project": {
-          "ios": {},
-          "android": {}
-        }
-      }
-    """
+              {
+                "project": {
+                  "ios": {},
+                  "android": {}
+                }
+              }
+              """
                   .trimIndent()
           )
         }

packages/gradle-plugin/shared/src/test/kotlin/com/facebook/react/utils/JsonUtilsTest.kt

@@ -197,10 +197,10 @@ class JsonUtilsTest {
     val validJson =
         createJsonFile(
             """
-            
+
             > AwesomeProject@0.0.1 npx
             > rnc-cli config
-            
+
              {
               "reactNativeVersion": "1000.0.0",
               "project": {

packages/metro-config/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/metro-config",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Metro configuration for React Native.",
   "license": "MIT",
   "repository": {
@@ -26,9 +26,9 @@
     "dist"
   ],
   "dependencies": {
-    "@react-native/js-polyfills": "0.82.0-main",
-    "@react-native/metro-babel-transformer": "0.82.0-main",
-    "metro-config": "^0.83.1",
-    "metro-runtime": "^0.83.1"
+    "@react-native/js-polyfills": "0.83.0-main",
+    "@react-native/metro-babel-transformer": "0.83.0-main",
+    "metro-config": "^0.83.3",
+    "metro-runtime": "^0.83.3"
   }
 }

packages/new-app-screen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/new-app-screen",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "NewAppScreen component for React Native",
   "keywords": [
     "react-native"

packages/new-app-screen/src/NewAppScreen.js

@@ -123,7 +123,8 @@ function getHermesLabel(): React.Node {
 
   return (
     <ThemedText color="secondary" style={styles.label}>
-      JS Engine: Hermes
+      JS Engine: Hermes (
+      {global.HermesInternal.getRuntimeProperties?.()['OSS Release Version']})
     </ThemedText>
   );
 }

packages/normalize-color/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/normalize-colors",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Color normalization for React Native.",
   "license": "MIT",
   "repository": {

packages/polyfills/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/js-polyfills",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Polyfills for React Native.",
   "license": "MIT",
   "repository": {

packages/react-native-babel-preset/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/babel-preset",
-  "version": "0.82.0-main",
+  "version": "0.83.0-main",
   "description": "Babel preset for React Native applications",
   "repository": {
     "type": "git",
@@ -66,7 +66,7 @@
     "@babel/plugin-transform-typescript": "^7.25.2",
     "@babel/plugin-transform-unicode-regex": "^7.24.7",
     "@babel/template": "^7.25.0",
-    "@react-native/babel-plugin-codegen": "0.82.0-main",
+    "@react-native/babel-plugin-codegen": "0.83.0-main",
     "babel-plugin-syntax-hermes-parser": "0.32.0",
     "babel-plugin-transform-flow-enums": "^0.0.2",
     "react-refresh": "^0.14.0"

packages/react-native-babel-preset/src/configs/main.js

@@ -20,6 +20,10 @@ const EXCLUDED_FIRST_PARTY_PATHS = [
   /[/\\]private[/\\]react-native-fantom[/\\]/,
 ];
 
+// customTransformOptions may be strings from URL params, or booleans passed
+// programatically. For strings, handle them as Metro does when parsing URLs.
+const TRUE_VALS = new Set([true, 'true', '1']);
+
 function isTypeScriptSource(fileName) {
   return !!fileName && fileName.endsWith('.ts');
 }
@@ -55,6 +59,9 @@ const getPreset = (src, options) => {
 
   const isNull = src == null;
   const hasClass = isNull || src.indexOf('class') !== -1;
+  const preserveClasses = TRUE_VALS.has(
+    options?.customTransformOptions?.unstable_preserveClasses,
+  );
 
   const extraPlugins = [];
   const firstPartyPlugins = [];
@@ -91,7 +98,7 @@ const getPreset = (src, options) => {
     );
   }
 
-  if (hasClass) {
+  if (hasClass && !preserveClasses) {
     extraPlugins.push([require('@babel/plugin-transform-classes')]);
   }
 
@@ -235,7 +242,9 @@ const getPreset = (src, options) => {
           ],
           [require('babel-plugin-transform-flow-enums')],
           [require('@babel/plugin-transform-block-scoping')],
-          [require('@babel/plugin-transform-class-properties'), {loose}],
+          ...(preserveClasses
+            ? []
+            : [[require('@babel/plugin-transform-class-properties'), {loose}]]),
           [require('@babel/plugin-transform-private-methods'), {loose}],
           [
             require('@babel/plugin-transform-private-property-in-object'),