renamed release testing scripts

.editorconfig

@@ -9,3 +9,12 @@ end_of_line = lf
 insert_final_newline = true
 indent_style = space
 indent_size = 2
+
+[*.gradle]
+indent_size = 4
+
+[*.kts]
+indent_size = 4
+
+[BUCK]
+indent_size = 4

.flowconfig

@@ -104,4 +104,4 @@ untyped-import
 untyped-type-import
 
 [version]
-^0.277.1
+^0.275.0

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

@@ -4,6 +4,9 @@ inputs:
   release-type:
     required: true
     description: The type of release we are building. It could be nightly, release or dry-run
+  run-e2e-tests:
+    default: 'false'
+    description: If we need to build to run E2E tests. If yes, we need to build also x86.
   gradle-cache-encryption-key:
     description: "The encryption key needed to store the Gradle Configuration cache"
 runs:
@@ -28,11 +31,10 @@ runs:
       uses: actions/cache/restore@v4
       with:
         path: /github/home/.cache/ccache
-        key: v2-ccache-android-${{ github.job }}-${{ github.ref }}-${{ hashFiles('packages/react-native/ReactAndroid/**/*.cpp', 'packages/react-native/ReactAndroid/**/*.h', 'packages/react-native/ReactCommon/**/*.cpp', 'packages/react-native/ReactAndroid/**/CMakeLists.txt', 'packages/react-native/ReactCommon/**/CMakeLists.txt') }}
+        key: v1-ccache-android-${{ github.job }}-${{ github.ref }}
         restore-keys: |
-          v2-ccache-android-${{ github.job }}-${{ github.ref }}-
-          v2-ccache-android-${{ github.job }}-
-          v2-ccache-android-
+          v1-ccache-android-${{ github.job }}-
+          v1-ccache-android-
     - name: Show ccache stats
       shell: bash
       run: ccache -s -v
@@ -41,7 +43,11 @@ runs:
       run: |
         if [[ "${{ inputs.release-type }}" == "dry-run" ]]; then
           # dry-run: we only build ARM64 to save time/resources. For release/nightlies the default is to build all archs.
-          export ORG_GRADLE_PROJECT_reactNativeArchitectures="arm64-v8a,x86" # x86 is required for E2E testing
+          if [[ "${{ inputs.run-e2e-tests }}" == 'true' ]]; then
+            export ORG_GRADLE_PROJECT_reactNativeArchitectures="arm64-v8a,x86" # x86 is required for E2E testing
+          else
+            export ORG_GRADLE_PROJECT_reactNativeArchitectures="arm64-v8a"
+          fi
           TASKS="publishAllToMavenTempLocal build"
         elif [[ "${{ inputs.release-type }}" == "nightly" ]]; then
           # nightly: we set isSnapshot to true so artifacts are sent to the right repository on Maven Central.
@@ -57,7 +63,7 @@ runs:
       uses: actions/cache/save@v4
       with:
         path: /github/home/.cache/ccache
-        key: v2-ccache-android-${{ github.job }}-${{ github.ref }}-${{ hashFiles('packages/react-native/ReactAndroid/**/*.cpp', 'packages/react-native/ReactAndroid/**/*.h', 'packages/react-native/ReactCommon/**/*.cpp', 'packages/react-native/ReactAndroid/**/CMakeLists.txt', 'packages/react-native/ReactCommon/**/CMakeLists.txt') }}
+        key: v1-ccache-android-${{ github.job }}-${{ github.ref }}
     - name: Show ccache stats
       shell: bash
       run: ccache -s -v

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

@@ -15,6 +15,8 @@ runs:
   steps:
     - name: Setup xcode
       uses: ./.github/actions/setup-xcode
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
     - name: Restore Hermes workspace
       uses: ./.github/actions/restore-hermes-workspace
     - name: Restore Cached Artifacts
@@ -43,8 +45,6 @@ runs:
           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

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

@@ -14,23 +14,23 @@ runs:
       uses: actions/download-artifact@v4
       with:
         name: hermes-workspace
-        path: 'C:\tmp\hermes'
+        path: 'D:\tmp\hermes'
     - name: Set up workspace
       shell: powershell
       run: |
-        mkdir -p C:\tmp\hermes\osx-bin
+        mkdir -p D:\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 D:\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\
+          D:\tmp\hermes\win64-bin\
+          D:\tmp\hermes\hermes\icu\
+          D:\tmp\hermes\hermes\deps\
+          D:\tmp\hermes\hermes\build_release\
     - name: setup-msbuild
       uses: microsoft/setup-msbuild@v1.3.2
     - name: Set up workspace
@@ -83,4 +83,4 @@ runs:
       uses: actions/upload-artifact@v4.3.4
       with:
         name: hermes-win64-bin
-        path: C:\tmp\hermes\win64-bin\
+        path: D:\tmp\hermes\win64-bin\

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

@@ -116,12 +116,12 @@ runs:
     - name: Print Artifacts Directory
       shell: bash
       run: ls -lR ./packages/react-native/ReactAndroid/external-artifacts/artifacts/
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
     - name: Setup gradle
       uses: ./.github/actions/setup-gradle
       with:
         cache-encryption-key: ${{ inputs.gradle-cache-encryption-key }}
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
     - name: Install dependencies
       uses: ./.github/actions/yarn-install
     - name: Build packages

.github/actions/create-release/action.yml

@@ -14,8 +14,6 @@ inputs:
 runs:
   using: composite
   steps:
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
     - name: Yarn install
       uses: ./.github/actions/yarn-install
     - name: Configure Git

.github/actions/maestro-ios/action.yml

@@ -35,8 +35,6 @@ runs:
       with:
         java-version: '17'
         distribution: 'zulu'
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
     - name: Run yarn install
       uses: ./.github/actions/yarn-install
     - name: Start Metro in Debug

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

@@ -17,6 +17,9 @@ outputs:
 runs:
   using: composite
   steps:
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
+
     - name: Setup hermes version
       shell: bash
       id: hermes-version
@@ -64,8 +67,6 @@ runs:
           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

.github/actions/run-fantom-tests/action.yml

@@ -1,83 +0,0 @@
-name: Run Fantom Tests
-inputs:
-  release-type:
-    required: true
-    description: The type of release we are building. It could be nightly, release or dry-run
-  gradle-cache-encryption-key:
-    description: "The encryption key needed to store the Gradle Configuration cache"
-
-runs:
-  using: composite
-  steps:
-    - name: Install dependencies
-      shell: bash
-      run: |
-        sudo apt update
-        sudo apt install -y git cmake openssl libssl-dev clang
-    - name: Setup git safe folders
-      shell: bash
-      run: git config --global --add safe.directory '*'
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
-    - name: Install node dependencies
-      uses: ./.github/actions/yarn-install
-    - name: Setup gradle
-      uses: ./.github/actions/setup-gradle
-      with:
-        cache-read-only: "false"
-        cache-encryption-key: ${{ inputs.gradle-cache-encryption-key }}
-    - name: Restore Fantom ccache
-      uses: actions/cache/restore@v4
-      with:
-        path: /github/home/.cache/ccache
-        key: v2-ccache-fantom-${{ github.job }}-${{ github.ref }}-${{ hashFiles(
-            'packages/react-native/ReactAndroid/**/*.cpp',
-            'packages/react-native/ReactAndroid/**/*.h',
-            'packages/react-native/ReactAndroid/**/CMakeLists.txt',
-            'packages/react-native/ReactCommon/**/*.cpp',
-            'packages/react-native/ReactCommon/**/*.h',
-            'packages/react-native/ReactCommon/**/CMakeLists.txt',
-            'private/react-native-fantom/tester/**/*.cpp',
-            'private/react-native-fantom/tester/**/*.h',
-            'private/react-native-fantom/tester/**/CMakeLists.txt'
-          ) }}
-        restore-keys: |
-          v2-ccache-fantom-${{ github.job }}-${{ github.ref }}-
-          v2-ccache-fantom-${{ github.job }}-
-          v2-ccache-fantom-
-    - name: Show ccache stats
-      shell: bash
-      run: ccache -s -v
-    - name: Run Fantom Tests
-      shell: bash
-      run: yarn fantom
-      env:
-        CC: clang
-        CXX: clang++
-    - name: Save Fantom ccache
-      if: ${{ github.ref == 'refs/heads/main' || contains(github.ref, '-stable') }}
-      uses: actions/cache/save@v4
-      with:
-        path: /github/home/.cache/ccache
-        key: v2-ccache-fantom-${{ github.job }}-${{ github.ref }}-${{ hashFiles(
-            'packages/react-native/ReactAndroid/**/*.cpp',
-            'packages/react-native/ReactAndroid/**/*.h',
-            'packages/react-native/ReactAndroid/**/CMakeLists.txt',
-            'packages/react-native/ReactCommon/**/*.cpp',
-            'packages/react-native/ReactCommon/**/*.h',
-            'packages/react-native/ReactCommon/**/CMakeLists.txt',
-            'private/react-native-fantom/tester/**/*.cpp',
-            'private/react-native-fantom/tester/**/*.h',
-            'private/react-native-fantom/tester/**/CMakeLists.txt'
-          ) }}
-    - name: Show ccache stats
-      shell: bash
-      run: ccache -s -v
-    - name: Upload test results
-      if: ${{ always() }}
-      uses: actions/upload-artifact@v4.3.4
-      with:
-        name: run-fantom-tests-results
-        compression-level: 1
-        path: |
-          private/react-native-fantom/build/reports

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

@@ -23,8 +23,6 @@ runs:
       uses: ./.github/actions/setup-xcode
     - 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 "$HERMES_WS_DIR"
@@ -36,6 +34,8 @@ runs:
     - name: Print Downloaded hermes
       shell: bash
       run: ls -lR "$HERMES_WS_DIR"
+    - name: Run yarn
+      uses: ./.github/actions/yarn-install
     - name: Setup ruby
       uses: ruby/setup-ruby@v1
       with:
@@ -48,14 +48,6 @@ runs:
     - name: Print third-party folder
       shell: bash
       run: ls -lR /tmp/third-party
-    - name: Download React Native Prebuilds
-      uses: actions/download-artifact@v4
-      with:
-        name: ReactCore${{ inputs.flavor }}.xcframework.tar.gz
-        path: /tmp/ReactCore
-    - name: Print ReactCore folder
-      shell: bash
-      run: ls -lR /tmp/ReactCore
     - name: Install iOS dependencies - Configuration ${{ inputs.flavor }};
       shell: bash
       run: |
@@ -81,7 +73,6 @@ runs:
         TARBALL_FILENAME=$(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"
 
         yarn bootstrap ios "${args[@]}" | cat
 

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

@@ -94,14 +94,6 @@ runs:
     - name: Print third-party folder
       shell: bash
       run: ls -lR /tmp/third-party
-    - name: Download React Native Prebuilds
-      uses: actions/download-artifact@v4
-      with:
-        name: ReactCore${{ inputs.flavor }}.xcframework.tar.gz
-        path: /tmp/ReactCore
-    - name: Print ReactCore folder
-      shell: bash
-      run: ls -lR /tmp/ReactCore
     - name: Setup xcode build cache
       uses: ./.github/actions/setup-xcode-build-cache
       with:
@@ -113,13 +105,12 @@ runs:
       shell: bash
       run: |
         export HERMES_ENGINE_TARBALL_PATH=$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"
 
         if [[ ${{ inputs.use-frameworks }} == "DynamicFrameworks" ]]; then
           export USE_FRAMEWORKS=dynamic
         fi
 
+        export RCT_USE_LOCAL_RN_DEP="/tmp/third-party/ReactNativeDependencies${{ inputs.flavor }}.xcframework.tar.gz"
         cd packages/rn-tester
 
         bundle install

.github/actions/test-library-on-nightly/action.yml

@@ -31,7 +31,7 @@ runs:
       run: |
         cd /tmp/RNApp/ios
         bundle install
-        RCT_USE_RN_DEP=1 RCT_USE_PREBUILT_RNCORE=1 bundle exec pod install
+        bundle exec pod install
         xcodebuild build \
           -workspace RNApp.xcworkspace \
           -scheme RNApp \

.github/actions/yarn-install/action.yml

@@ -2,6 +2,8 @@ name: yarn-install
 runs:
   using: composite
   steps:
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
     - name: Install dependencies
       shell: bash
       run: |

.github/workflows/nightly.yml

@@ -128,9 +128,9 @@ jobs:
     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'
+      HERMES_WS_DIR: 'D:\tmp\hermes'
+      HERMES_TARBALL_ARTIFACTS_DIR: 'D:\tmp\hermes\hermes-runtime-darwin'
+      HERMES_OSXBIN_ARTIFACTS_DIR: 'D:\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'

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

@@ -23,7 +23,7 @@ jobs:
         id: restore-ios-slice
         uses: actions/cache/restore@v4
         with:
-          key: v3-ios-core-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift', 'packages/react-native/scripts/ios-prebuild/*.js', 'packages/react-native/scripts/ios-prebuild.js', 'packages/react-native/React/**/*', 'packages/react-native/ReactCommon/**/*', 'packages/react-native/Libraries/**/*') }}
+          key: v3-ios-core-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
           path: packages/react-native/
       - name: Setup node.js
         if: steps.restore-ios-slice.outputs.cache-hit != 'true'
@@ -117,7 +117,7 @@ jobs:
         uses: actions/cache/save@v4
         if: ${{ github.ref == 'refs/heads/main' }} # To avoid that the cache explode
         with:
-          key: v3-ios-core-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift', 'packages/react-native/scripts/ios-prebuild/*.js', 'packages/react-native/scripts/ios-prebuild.js', 'packages/react-native/React/**/*', 'packages/react-native/ReactCommon/**/*', 'packages/react-native/Libraries/**/*') }}
+          key: v3-ios-core-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
           path: |
             packages/react-native/.build/output/spm/${{ matrix.flavor }}/Build/Products
             packages/react-native/.build/headers
@@ -140,7 +140,7 @@ jobs:
         uses: actions/cache/restore@v4
         with:
           path: packages/react-native/.build/output/xcframeworks
-          key: v2-ios-core-xcframework-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift', 'packages/react-native/scripts/ios-prebuild/*.js', 'packages/react-native/scripts/ios-prebuild.js', 'packages/react-native/React/**/*', 'packages/react-native/ReactCommon/**/*', 'packages/react-native/Libraries/**/*') }}
+          key: v2-ios-core-xcframework-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
       - name: Setup node.js
         if: steps.restore-ios-xcframework.outputs.cache-hit != 'true'
         uses: ./.github/actions/setup-node
@@ -209,4 +209,4 @@ jobs:
           path: |
             packages/react-native/.build/output/xcframeworks/ReactCore${{matrix.flavor}}.xcframework.tar.gz
             packages/react-native/.build/output/xcframeworks/ReactCore${{matrix.flavor}}.framework.dSYM.tar.gz
-          key: v2-ios-core-xcframework-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift', 'packages/react-native/scripts/ios-prebuild/*.js', 'packages/react-native/scripts/ios-prebuild.js', 'packages/react-native/React/**/*', 'packages/react-native/ReactCommon/**/*', 'packages/react-native/Libraries/**/*') }}
+          key: v2-ios-core-xcframework-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}

.github/workflows/publish-release.yml

@@ -125,9 +125,9 @@ jobs:
     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'
+      HERMES_WS_DIR: 'D:\tmp\hermes'
+      HERMES_TARBALL_ARTIFACTS_DIR: 'D:\tmp\hermes\hermes-runtime-darwin'
+      HERMES_OSXBIN_ARTIFACTS_DIR: 'D:\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'

.github/workflows/test-all.yml

@@ -2,6 +2,11 @@ name: Test All
 
 on:
   workflow_dispatch:
+    inputs:
+      run-e2e-tests:
+        description: Whether to run E2E tests or not
+        type: boolean
+        default: false
   pull_request:
   push:
     branches:
@@ -123,7 +128,7 @@ jobs:
   test_ios_rntester_ruby_3_2_0:
     runs-on: macos-14
     needs:
-      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies, prebuild_react_native_core]
+      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies]
     env:
       HERMES_WS_DIR: /tmp/hermes
       HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
@@ -136,12 +141,31 @@ jobs:
           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_dynamic_frameworks:
+    runs-on: macos-14
+    needs:
+      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies]
+    env:
+      HERMES_WS_DIR: /tmp/hermes
+      HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
+    continue-on-error: true
+    strategy:
+      fail-fast: false
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Run it
+        uses: ./.github/actions/test-ios-rntester
+        with:
+          use-frameworks: DynamicFrameworks
+          hermes-version: ${{ needs.prepare_hermes_workspace.outputs.hermes-version }}
+          react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
 
   test_ios_rntester:
     runs-on: macos-14-large
     needs:
-      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies, prebuild_react_native_core]
+      [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies]
     env:
       HERMES_WS_DIR: /tmp/hermes
       HERMES_TARBALL_ARTIFACTS_DIR: /tmp/hermes/hermes-runtime-darwin
@@ -150,19 +174,20 @@ jobs:
       fail-fast: false
       matrix:
         flavor: [Debug, Release]
-        frameworks: [StaticLibraries, DynamicFrameworks]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Run it
         uses: ./.github/actions/test-ios-rntester
         with:
-          use-frameworks: ${{ matrix.frameworks }}
+          run-unit-tests: "false"
+          use-frameworks: StaticLibraries
           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:
+    if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
     runs-on: macos-14-large
     needs:
       [test_ios_rntester]
@@ -196,6 +221,7 @@ jobs:
           flavor: ${{ matrix.flavor }}
 
   test_e2e_ios_templateapp:
+    if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
     runs-on: macos-14-large
     needs: [build_npm_package, prebuild_apple_dependencies]
     env:
@@ -238,14 +264,6 @@ jobs:
       - name: Print third-party folder
         shell: bash
         run: ls -lR /tmp/third-party
-      - name: Download React Native Prebuilds
-        uses: actions/download-artifact@v4
-        with:
-          name: ReactCore${{ matrix.flavor }}.xcframework.tar.gz
-          path: /tmp/ReactCore
-      - name: Print ReactCore folder
-        shell: bash
-        run: ls -lR /tmp/ReactCore
       - name: Prepare artifacts
         run: |
           REACT_NATIVE_PKG=$(find /tmp/react-native-tmp -type f -name "*.tgz")
@@ -268,7 +286,6 @@ jobs:
           NEW_ARCH_ENABLED=1
 
           export RCT_USE_LOCAL_RN_DEP=/tmp/third-party/ReactNativeDependencies${{ matrix.flavor }}.xcframework.tar.gz
-          export RCT_TESTONLY_RNCORE_TARBALL_PATH="/tmp/ReactCore/ReactCore${{ matrix.flavor }}.xcframework.tar.gz"
           HERMES_ENGINE_TARBALL_PATH=$HERMES_PATH RCT_NEW_ARCH_ENABLED=$NEW_ARCH_ENABLED bundle exec pod install
 
           xcodebuild \
@@ -288,6 +305,7 @@ jobs:
           working-directory: /tmp/RNTestProject
 
   test_e2e_android_templateapp:
+    if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
     runs-on: 4-core-ubuntu
     needs: build_npm_package
     strategy:
@@ -370,32 +388,13 @@ jobs:
           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:
-      image: reactnativecommunity/react-native-android:latest
-      env:
-        TERM: "dumb"
-        GRADLE_OPTS: "-Dorg.gradle.daemon=false"
-        ORG_GRADLE_PROJECT_SIGNING_PWD: ${{ secrets.ORG_GRADLE_PROJECT_SIGNING_PWD }}
-        ORG_GRADLE_PROJECT_SIGNING_KEY: ${{ secrets.ORG_GRADLE_PROJECT_SIGNING_KEY }}
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build and Test Fantom
-        uses: ./.github/actions/run-fantom-tests
-        with:
-          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'
+      HERMES_WS_DIR: 'D:\tmp\hermes'
+      HERMES_TARBALL_ARTIFACTS_DIR: 'D:\tmp\hermes\hermes-runtime-darwin'
+      HERMES_OSXBIN_ARTIFACTS_DIR: 'D:\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'
@@ -425,9 +424,11 @@ jobs:
         uses: ./.github/actions/build-android
         with:
           release-type: ${{ needs.set_release_type.outputs.RELEASE_TYPE }}
+          run-e2e-tests: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
           gradle-cache-encryption-key: ${{ secrets.GRADLE_CACHE_ENCRYPTION_KEY }}
 
   test_e2e_android_rntester:
+    if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
     runs-on: 4-core-ubuntu
     needs: [build_android]
     strategy:
@@ -547,7 +548,7 @@ jobs:
 
   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
+    needs: [prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies] # prepare_hermes_workspace must be there because we need its reference to retrieve a couple of outputs
     env:
       PROJECT_NAME: iOSTemplateProject
       HERMES_WS_DIR: /tmp/hermes
@@ -564,7 +565,7 @@ jobs:
 
   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
+    needs: [prepare_hermes_workspace, build_hermes_macos, prebuild_apple_dependencies] # prepare_hermes_workspace must be there because we need its reference to retrieve a couple of outputs
     strategy:
       matrix:
         flavor: [Debug, Release]
@@ -592,7 +593,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: ["24", "22", "20.19.4"]
+        node-version: ["24", "22"]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -625,7 +626,7 @@ jobs:
   rerun-failed-jobs:
     runs-on: ubuntu-latest
     needs: [test_e2e_ios_rntester, test_e2e_android_rntester, test_e2e_ios_templateapp, test_e2e_android_templateapp]
-    if: ${{ github.ref == 'refs/heads/main' && always() }}
+    if: always()
     steps:
       - name: Checkout
         uses: actions/checkout@v4

.gitignore

@@ -43,6 +43,7 @@ project.xcworkspace
 /private/helloworld/android/app/build/
 /private/helloworld/android/build/
 /packages/react-native-popup-menu-android/android/build/
+/packages/react-native-test-library/android/build/
 
 # Buck
 .buckd

.prettierrc

@@ -0,0 +1,36 @@
+{
+  "arrowParens": "avoid",
+  "bracketSameLine": true,
+  "bracketSpacing": false,
+  "requirePragma": true,
+  "singleQuote": true,
+  "trailingComma": "all",
+  "endOfLine": "lf",
+  "overrides": [
+    {
+      "files": ["*.code-workspace"],
+      "options": {
+        "parser": "json"
+      }
+    },
+    {
+      "files": [
+        "*.js",
+        "*.js.flow"
+      ],
+      "options": {
+        "parser": "hermes"
+      }
+    },
+    {
+      "files": [
+        "**/__docs__/*.md"
+      ],
+      "options": {
+        "parser": "markdown",
+        "proseWrap": "always",
+        "requirePragma": false
+      }
+    }
+  ]
+}

.prettierrc.js

@@ -1,46 +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.
- *
- * @format
- */
-
-let plugins = ['prettier-plugin-hermes-parser'];
-try {
-  plugins = require('./.prettier-plugins.fb.js');
-} catch {}
-
-module.exports = {
-  arrowParens: 'avoid',
-  bracketSameLine: true,
-  bracketSpacing: false,
-  requirePragma: true,
-  singleQuote: true,
-  trailingComma: 'all',
-  endOfLine: 'lf',
-  plugins,
-  overrides: [
-    {
-      files: ['*.code-workspace'],
-      options: {
-        parser: 'json',
-      },
-    },
-    {
-      files: ['*.js', '*.js.flow'],
-      options: {
-        parser: 'hermes',
-      },
-    },
-    {
-      files: ['**/__docs__/*.md'],
-      options: {
-        parser: 'markdown',
-        proseWrap: 'always',
-        requirePragma: false,
-      },
-    },
-  ],
-};

CHANGELOG-0.7x.md

@@ -522,37 +522,6 @@ ChuiHW))
 - **Style:** Fixed `centerContent` losing taps and causing jitter ([fe7e97a2fd](https://github.com/facebook/react-native/commit/fe7e97a2fd272db0d9d9aa7d0561337a7c8e2c30) by [@gaearon](https://github.com/gaearon))
 - **Xcode:** Properly escape paths in Xcode build script used when bundling an app. ([2fee13094b](https://github.com/facebook/react-native/commit/2fee13094b3d384c071978776fd8b7cff0b6530f) by [@kraenhansen](https://github.com/kraenhansen))
 
-# Changelog
-## v0.77.3
-
-### Added
-
-#### Android specific
-
-- **Gradle**: RNGP - Add support for `exclusiveEnterpriseRepository` to specify an internal Maven mirror. ([6cb8dc37c7](https://github.com/facebook/react-native/commit/6cb8dc37c74995cba3f9f0a845919f305de53c3d) by [@cortinico](https://github.com/cortinico))
-
-### Changed
-
-- **Metro**: Bump Metro minimum version from `^0.81.3` to `^0.81.5`. ([dfa81638dd](https://github.com/facebook/react-native/commit/dfa81638dd17e46f70f10b25c4f4fd9f370a4b0e) by [@robhogan](https://github.com/robhogan))
-
-### Fixed
-
-- **Timers**: Align timer IDs and timer function argument error handling with web standards. ([480a4642e5](https://github.com/facebook/react-native/commit/480a4642e5a644becf1c477d3d239f9b57efff3a) by [@kitten](https://github.com/kitten))
-
-#### Android specific
-
-- **Modal**: Fix Modal first frame being rendered on top-left corner. ([b950fa2afb](https://github.com/facebook/react-native/commit/b950fa2afb20e2213ff6c733cb1c2465b90406ef) by [@cortinico](https://github.com/cortinico))
-- **layout**: Fix wrong `borderBottomEndRadius` on RTL. ([68d6ada448](https://github.com/facebook/react-native/commit/68d6ada44893701b6006a6b1753131c7e880a30a) by [@riteshshukla04](https://github.com/riteshshukla04))
-- **Modal**: Fix `FLAG_SECURE` not respected in Modal dialog. ([7e029b0dcf](https://github.com/facebook/react-native/commit/7e029b0dcf6d1a6455a8a6343457b70e353d0ff6) by [@mateoguzmana](https://github.com/mateoguzmana))
-- **lifecylcle**: Legacy arch: fix #50274, Fast Refresh sometimes breaks after full refresh. ([c43952ac22](https://github.com/facebook/react-native/commit/c43952ac22b2356be3130c906329f61e246082cb) by [@robhogan](https://github.com/robhogan))
-
-#### iOS specific
-
-- **Interop Layer**: Fixed adding child views to a native view using the interop layer. ([d53a60dd23](https://github.com/facebook/react-native/commit/d53a60dd23c5df8afca058a867c50df8b61f62e2) by [@chrfalch](https://github.com/chrfalch))
-- **Debugger**: Restore "Paused in debugger" overlay icon. ([f30c46efbd](https://github.com/facebook/react-native/commit/f30c46efbd964d367f678181589865a3faa931cd) by [@robhogan](https://github.com/robhogan))
-- **layout**: Layout direction changes are now honored on bundle reload. ([36f29beac4](https://github.com/facebook/react-native/commit/36f29beac47259768612bf56e5d9acfa4b94ab1a) by [@chrsmys](https://github.com/chrsmys))
-- **file reads**: Fix crash caused by `[RCTFileRequestHanlder invalidate]`. ([789ed7d5ad](https://github.com/facebook/react-native/commit/789ed7d5ad75ad4c20ecd1eb19d1fc18275fc500) by [@zhouzh1](https://github.com/zhouzh1))
-
 ## v0.77.2
 
 ### Added

build.gradle.kts

@@ -13,7 +13,6 @@ plugins {
   alias(libs.plugins.kotlin.android) apply false
   alias(libs.plugins.binary.compatibility.validator) apply true
   alias(libs.plugins.android.test) apply false
-  alias(libs.plugins.ktfmt) apply true
 }
 
 val reactAndroidProperties = java.util.Properties()
@@ -131,37 +130,3 @@ if (project.findProperty("react.internal.useHermesNightly")?.toString()?.toBoole
     }
   }
 }
-
-ktfmt {
-  blockIndent.set(2)
-  continuationIndent.set(4)
-  maxWidth.set(100)
-  removeUnusedImports.set(false)
-  manageTrailingCommas.set(false)
-}
-
-// Configure ktfmt tasks to include gradle-plugin
-listOf("ktfmtCheck", "ktfmtFormat").forEach { taskName ->
-  tasks.named(taskName) { dependsOn(gradle.includedBuild("gradle-plugin").task(":$taskName")) }
-}
-
-allprojects {
-  // Apply exclusions for specific files that should not be formatted
-  val excludePatterns =
-      listOf(
-          "**/build/**",
-          "**/hermes-engine/**",
-          "**/internal/featureflags/**",
-          "**/systeminfo/ReactNativeVersion.kt")
-  listOf(
-          com.ncorti.ktfmt.gradle.tasks.KtfmtCheckTask::class,
-          com.ncorti.ktfmt.gradle.tasks.KtfmtFormatTask::class)
-      .forEach { tasks.withType(it) { exclude(excludePatterns) } }
-
-  // Disable the problematic ktfmt script tasks due to symbolic link issues in subprojects
-  afterEvaluate {
-    listOf("ktfmtCheckScripts", "ktfmtFormatScripts").forEach {
-      tasks.findByName(it)?.enabled = false
-    }
-  }
-}

package.json

@@ -19,8 +19,6 @@
     "featureflags": "yarn --cwd packages/react-native featureflags",
     "js-api-diff": "node ./scripts/js-api/diff-api-snapshot",
     "lint-ci": "./.github/workflow-scripts/analyze_code.sh && yarn shellcheck",
-    "lint-kotlin-check": "./gradlew ktfmtCheck",
-    "lint-kotlin": "./gradlew ktfmtFormat",
     "lint-markdown": "markdownlint-cli2 2>&1",
     "lint": "eslint --max-warnings 0 .",
     "prettier": "prettier --write \"./**/*.{js,md,yml,ts,tsx}\"",
@@ -56,14 +54,14 @@
     "@electron/packager": "^18.3.6",
     "@jest/create-cache-key-function": "^29.7.0",
     "@microsoft/api-extractor": "^7.52.2",
-    "@react-native/metro-babel-transformer": "0.82.0-main",
-    "@react-native/metro-config": "0.82.0-main",
+    "@react-native/metro-babel-transformer": "0.81.0-main",
+    "@react-native/metro-config": "0.81.0-main",
     "@tsconfig/node22": "22.0.2",
     "@types/react": "^19.1.0",
-    "@typescript-eslint/parser": "^8.36.0",
+    "@typescript-eslint/parser": "^7.1.1",
     "ansi-styles": "^4.2.1",
     "babel-plugin-minify-dead-code-elimination": "^0.5.2",
-    "babel-plugin-syntax-hermes-parser": "0.30.0",
+    "babel-plugin-syntax-hermes-parser": "0.29.1",
     "babel-plugin-transform-define": "^2.1.4",
     "babel-plugin-transform-flow-enums": "^0.0.2",
     "clang-format": "^1.8.0",
@@ -81,11 +79,11 @@
     "eslint-plugin-react-native": "^4.0.0",
     "eslint-plugin-redundant-undefined": "^0.4.0",
     "eslint-plugin-relay": "^1.8.3",
-    "flow-api-translator": "0.30.0",
-    "flow-bin": "^0.277.1",
+    "flow-api-translator": "0.29.1",
+    "flow-bin": "^0.275.0",
     "glob": "^7.1.1",
-    "hermes-eslint": "0.30.0",
-    "hermes-transform": "0.30.0",
+    "hermes-eslint": "0.29.1",
+    "hermes-transform": "0.29.1",
     "ini": "^5.0.0",
     "inquirer": "^7.1.0",
     "jest": "^29.7.0",
@@ -95,16 +93,16 @@
     "jest-snapshot": "^29.7.0",
     "markdownlint-cli2": "^0.17.2",
     "markdownlint-rule-relative-links": "^3.0.0",
-    "memfs": "^4.7.7",
-    "metro-babel-register": "^0.83.1",
-    "metro-transform-plugins": "^0.83.1",
+    "metro-babel-register": "^0.82.5",
+    "metro-memory-fs": "^0.82.5",
+    "metro-transform-plugins": "^0.82.5",
     "micromatch": "^4.0.4",
     "node-fetch": "^2.2.0",
     "nullthrows": "^1.1.1",
-    "prettier": "3.6.2",
-    "prettier-plugin-hermes-parser": "0.30.0",
-    "react": "19.1.1",
-    "react-test-renderer": "19.1.1",
+    "prettier": "2.8.8",
+    "prettier-plugin-hermes-parser": "0.29.1",
+    "react": "19.1.0",
+    "react-test-renderer": "19.1.0",
     "rimraf": "^3.0.2",
     "shelljs": "^0.8.5",
     "signedsource": "^1.0.0",
@@ -116,8 +114,6 @@
   },
   "resolutions": {
     "eslint-plugin-react-hooks": "6.1.0-canary-12bc60f5-20250613",
-    "react-is": "19.1.1",
-    "on-headers": "1.1.0",
-    "compression": "1.8.1"
+    "react-is": "19.1.0"
   }
 }

packages/assets/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/assets-registry",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Asset support code for React Native.",
   "license": "MIT",
   "repository": {
@@ -17,7 +17,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "files": [
     "path-support.js",

packages/babel-plugin-codegen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/babel-plugin-codegen",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Babel plugin to generate native module and view manager code for React Native.",
   "license": "MIT",
   "repository": {
@@ -19,14 +19,14 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "files": [
     "index.js"
   ],
   "dependencies": {
     "@babel/traverse": "^7.25.3",
-    "@react-native/codegen": "0.82.0-main"
+    "@react-native/codegen": "0.81.0-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": "0.81.0-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": "0.81.0-main",
     "debug": "^4.4.0",
     "invariant": "^2.2.4",
-    "metro": "^0.83.1",
-    "metro-config": "^0.83.1",
-    "metro-core": "^0.83.1",
+    "metro": "^0.82.5",
+    "metro-config": "^0.82.5",
+    "metro-core": "^0.82.5",
     "semver": "^7.1.3"
   },
   "devDependencies": {
-    "metro-resolver": "^0.83.1"
+    "metro-resolver": "^0.82.5"
   },
   "peerDependencies": {
     "@react-native-community/cli": "*",
@@ -43,6 +43,6 @@
     }
   },
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   }
 }

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

@@ -127,8 +127,6 @@ async function runServer(
   const reporter: Reporter = {
     update(event: TerminalReportableEvent) {
       terminalReporter.update(event);
-      /* $FlowFixMe[constant-condition] Error discovered during Constant
-       * Condition roll out. See https://fburl.com/workplace/1v97vimq. */
       if (reportEvent) {
         reportEvent(event);
       }
@@ -149,7 +147,7 @@ async function runServer(
   // $FlowIgnore[cannot-write] Assigning to readonly property
   metroConfig.reporter = reporter;
 
-  await Metro.runServer(metroConfig, {
+  const serverInstance = await Metro.runServer(metroConfig, {
     host: args.host,
     secure: args.https,
     secureCert: args.cert,
@@ -163,6 +161,18 @@ async function runServer(
 
   reportEvent = eventsSocketEndpoint.reportEvent;
 
+  // In Node 8, the default keep-alive for an HTTP connection is 5 seconds. In
+  // early versions of Node 8, this was implemented in a buggy way which caused
+  // some HTTP responses (like those containing large JS bundles) to be
+  // terminated early.
+  //
+  // As a workaround, arbitrarily increase the keep-alive from 5 to 30 seconds,
+  // which should be enough to send even the largest of JS bundles.
+  //
+  // For more info: https://github.com/nodejs/node/issues/13391
+  //
+  serverInstance.keepAliveTimeout = 30000;
+
   await version.logIfUpdateAvailable(cliConfig, terminalReporter);
 }
 

packages/core-cli-utils/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/core-cli-utils",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "React Native CLI library for Frameworks to build on",
   "license": "MIT",
   "main": "./src/index.flow.js",
@@ -21,7 +21,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "files": [
     "dist"

packages/core-cli-utils/src/private/app.js

@@ -76,8 +76,9 @@ function getNodePackagePath(packageName: string): string {
 }
 
 function metro(...args: $ReadOnlyArray<string>): ExecaPromise {
-  log(`🚇 metro ${args.join(' ')} `);
-  return execa('npx', ['--offline', 'metro', ...args]);
+  const metroPath = getNodePackagePath(path.join('metro', 'src', 'cli.js'));
+  log(`🚇 ${metroPath} ${args.join(' ')} `);
+  return execa('node', [metroPath, ...args]);
 }
 
 export const tasks = {

packages/debugger-frontend/BUILD_INFO

@@ -1,5 +1,5 @@
-@generated SignedSource<<74c5fb174ae5a8a3850a3c2373b3b6f5>>
-Git revision: a7e4f59675edbda995b0cb0d40f277a59a3baebf
+@generated SignedSource<<1ce3fb7dd23581737fedaf58528fe575>>
+Git revision: 844f225009e6445d088ed0e431d1fc430325ed95
 Built with --nohooks: false
 Is local checkout: false
 Remote URL: https://github.com/facebook/react-native-devtools-frontend

packages/debugger-frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/debugger-frontend",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Debugger frontend for React Native based on Chrome DevTools",
   "keywords": [
     "react-native",
@@ -20,6 +20,6 @@
     "BUILD_INFO"
   ],
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   }
 }

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

@@ -1,62 +0,0 @@
-#!/usr/bin/env dotslash
-
-// @generated SignedSource<<686df5695b32a90cd465412d979a1a3f>>
-
-
-{
-    "name": "React Native DevTools",
-    "platforms": {
-        "linux-aarch64": {
-            "size": 113511487,
-            "hash": "sha256",
-            "digest": "c22f7d5e029357f05055ce7c56cc284a0d441d558e103a7b7ebae118c67d0b95",
-            "providers": [
-                {
-                    "type": "http",
-                    "url": "https://scontent.xx.fbcdn.net/mci_ab/uap/?ab_b=m&ab_page=react_native_devtools_binaries&ab_entry=AQPRilWDJV8xyKEv9lqYn7Hf2kyZg6nqW8KctGZCXsU95lS_MTFyAmEULrB3J6hGCjqBY2Zl-uq_FjERAIgzbZFWX2eceacTbutBSOKEj6QTZzkVN_L1zPh2lGh24x29MHpkwUzw4E-kAXV43f-11QxqD7orI1QicyOnsmUqeRNKE_QjM9rNRsw6iE8"
-                }
-            ],
-            "format": "tar.gz",
-            "path": "React Native DevTools-linux-arm64/React Native DevTools"
-        },
-        "linux-x86_64": {
-            "size": 113244728,
-            "hash": "sha256",
-            "digest": "d749aee18d6c969f033511ed631b439c578068cc20786974bc0ee707c6c2f177",
-            "providers": [
-                {
-                    "type": "http",
-                    "url": "https://scontent.xx.fbcdn.net/mci_ab/uap/?ab_b=m&ab_page=react_native_devtools_binaries&ab_entry=AQP8NAAXjHJ-9NJThip1nnmVim4yiS1tdYAXmWl2Remiluq5f13nXA8YEadsmGRLWxXz2WJouHXSK47ea4a30fxewyKeTt0niFn3T-lr_91m3Ve5ZS-FOZ_9CRVCkv5zC-Z1FlXJGOnphfWetIU10Pw9tho3IzjdSNlXle0XTrkJ2AyKSl4cKPaX"
-                }
-            ],
-            "format": "tar.gz",
-            "path": "React Native DevTools-linux-x64/React Native DevTools"
-        },
-        "macos-aarch64": {
-            "size": 108805847,
-            "hash": "sha256",
-            "digest": "dc4a6cfa3d2d8646db8793ef497e43ad72be54bb14ed96345d059880ff72ce1e",
-            "providers": [
-                {
-                    "type": "http",
-                    "url": "https://scontent.xx.fbcdn.net/mci_ab/uap/?ab_b=m&ab_page=react_native_devtools_binaries&ab_entry=AQPuZx9G4h30mUDM0hZ8y74LbzAi7-S6jnOqq8uyfDdIptLwIgpb8CKB8F2tduvaBFMGd7obwXd2NVy01r6XKVdgAK5-QTp8PYUPUE7VSCi6QAqobXcQ2uq_lY-jgyj8XkV4Ua4gA6KR609Bmh-beSTOrSqMymqVodaGqoGjB_9jVwfD99_PfFlex-Ta"
-                }
-            ],
-            "format": "tar.gz",
-            "path": "React Native DevTools.app/Contents/MacOS/React Native DevTools"
-        },
-        "macos-x86_64": {
-            "size": 113766610,
-            "hash": "sha256",
-            "digest": "74178859ce6a1c26c32055e192b1b123822c76c827ea86a6dfdb5463b89b1ace",
-            "providers": [
-                {
-                    "type": "http",
-                    "url": "https://scontent.xx.fbcdn.net/mci_ab/uap/?ab_b=m&ab_page=react_native_devtools_binaries&ab_entry=AQN6DjGhr8_L7N_cwrh8pi3cfNcbn9dot_QQpgwe3Vv-780FDgi6JUeMvbo_wbFoT2rogxfHZ0-NbXbKdWYwhGUoGeQuikT57QnVMOYuPUTjlQUgYy0Ng9XPhq3iSEYwlMV1XsUJuPFRUg-hIHcgaaA55JoTLXZ1fLYydhHnmgRxGHc4pxaHvSpTtQ"
-                }
-            ],
-            "format": "tar.gz",
-            "path": "React Native DevTools.app/Contents/MacOS/React Native DevTools"
-        }
-    }
-}

packages/debugger-shell/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/debugger-shell",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Experimental debugger shell for React Native for use with @react-native/debugger-frontend",
   "keywords": [
     "react-native",
@@ -26,7 +26,7 @@
   },
   "license": "MIT",
   "engines": {
-    "node": ">= 20.19.4",
+    "node": ">= 22.14.0",
     "electron": ">=36.3.0"
   },
   "dependencies": {

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

@@ -10,25 +10,9 @@
 
 // $FlowFixMe[unclear-type] We have no Flow types for the Electron API.
 const {app} = require('electron') as any;
-const util = require('util');
-
-// Handle global command line arguments which don't require a window
-// or the single instance lock to be held.
-const {
-  values: {version = false},
-} = util.parseArgs({
-  options: {version: {type: 'boolean'}},
-  args: process.argv.slice(app.isPackaged ? 1 : 2),
-  strict: false,
-});
-if (version) {
-  console.log(`${app.getName()} v${app.getVersion()}`);
-  // Not app.quit() - we want to exit immediately without initialising the graphical subsystem.
-  app.exit(0);
-}
 
 const gotTheLock = app.requestSingleInstanceLock({
-  argv: process.argv.slice(app.isPackaged ? 1 : 2),
+  argv: process.argv.slice(2),
 });
 
 if (!gotTheLock) {

packages/dev-middleware/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/dev-middleware",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Dev server middleware for React Native",
   "keywords": [
     "react-native",
@@ -23,7 +23,7 @@
   ],
   "dependencies": {
     "@isaacs/ttlcache": "^1.4.1",
-    "@react-native/debugger-frontend": "0.82.0-main",
+    "@react-native/debugger-frontend": "0.81.0-main",
     "chrome-launcher": "^0.15.2",
     "chromium-edge-launcher": "^0.2.0",
     "connect": "^3.6.5",
@@ -35,11 +35,11 @@
     "ws": "^6.2.3"
   },
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "devDependencies": {
     "selfsigned": "^2.4.1",
-    "undici": "^5.29.0",
+    "undici": "^5.28.5",
     "wait-for-expect": "^3.0.2"
   }
 }

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

@@ -184,7 +184,7 @@ describe.each(['HTTP', 'HTTPS'])(
     describe.each(['10.0.2.2:8080', '[::1]', 'example.com:2000'])(
       '%s aliasing to and from localhost',
       sourceHost => {
-        test('Debugger.scriptParsed - in source map fetching', async () => {
+        test('in source map fetching during Debugger.scriptParsed', async () => {
           serverRef.app.use('/source-map', serveStaticJson({version: 3}));
           const {device, debugger_} = await createAndConnectTarget(
             serverRef,
@@ -220,53 +220,6 @@ describe.each(['HTTP', 'HTTPS'])(
           }
         });
 
-        test('Runtime.consoleAPICalled - in location resolutions', async () => {
-          const {device, debugger_} = await createAndConnectTarget(
-            serverRef,
-            autoCleanup.signal,
-            {
-              app: 'bar-app',
-              id: 'page1',
-              title: 'bar-title',
-              vm: 'bar-vm',
-            },
-            {
-              deviceHostHeader: sourceHost,
-            },
-          );
-          try {
-            const consoleMessage = await sendFromTargetToDebugger(
-              device,
-              debugger_,
-              'page1',
-              {
-                method: 'Runtime.consoleAPICalled',
-                params: {
-                  stackTrace: {
-                    callFrames: [
-                      {
-                        url: `${protocol.toLowerCase()}://${sourceHost}/bundleFile:1:2`,
-                        field2: 'aaa',
-                      },
-                      {
-                        url: `${protocol.toLowerCase()}://${sourceHost}/bundleFile:5:4`,
-                        field3: 'bbb',
-                      },
-                    ],
-                  },
-                },
-              },
-            );
-            expect(consoleMessage.params.stackTrace.callFrames).toEqual([
-              {url: `${serverRef.serverBaseUrl}/bundleFile:1:2`, field2: 'aaa'},
-              {url: `${serverRef.serverBaseUrl}/bundleFile:5:4`, field3: 'bbb'},
-            ]);
-          } finally {
-            device.close();
-            debugger_.close();
-          }
-        });
-
         test('in Debugger.setBreakpointByUrl', async () => {
           const {device, debugger_} = await createAndConnectTarget(
             serverRef,

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

@@ -844,23 +844,6 @@ export default class Device {
 
       this.#isLegacyPageReloading = false;
     }
-
-    if (payload.method === 'Runtime.consoleAPICalled') {
-      const callFrames = payload.params?.stackTrace?.callFrames ?? [];
-      for (const callFrame of callFrames) {
-        if (callFrame.url) {
-          const parsedUrl = this.#tryParseHTTPURL(callFrame.url);
-          if (parsedUrl) {
-            // Rewrite device-relative URLs pointing to the server so that they're
-            // reachable from the frontend.
-            callFrame.url = this.#deviceRelativeUrlToDebuggerRelativeUrl(
-              parsedUrl,
-              debuggerInfo,
-            ).href;
-          }
-        }
-      }
-    }
   }
 
   /**

packages/dev-middleware/src/inspector-proxy/cdp-types/messages.js

@@ -48,7 +48,6 @@ export type CDPClientMessage =
 
 export type CDPServerMessage =
   | CDPEvent<'Debugger.scriptParsed'>
-  | CDPEvent<'Runtime.consoleAPICalled'>
   | CDPEvent<>
   | CDPResponse<'Debugger.getScriptSource'>
   | CDPResponse<>;

packages/dev-middleware/src/inspector-proxy/cdp-types/protocol.js

@@ -84,27 +84,10 @@ export interface Debugger {
      */
     sourceMapURL: string,
   };
-
-  ConsoleAPICalled: {
-    args: Array<{type: string, value: string}>,
-    executionContextId: number,
-    stackTrace: {
-      timestamp: number,
-      type: string,
-      callFrames: Array<{
-        columnNumber: number,
-        lineNumber: number,
-        functionName: string,
-        scriptId: string,
-        url: string,
-      }>,
-    },
-  };
 }
 
 export type Events = {
   'Debugger.scriptParsed': Debugger['ScriptParsedEvent'],
-  'Runtime.consoleAPICalled': Debugger['ConsoleAPICalled'],
   [method: string]: JSONSerializable,
 };
 

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

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/eslint-config",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "ESLint config for React Native",
   "license": "MIT",
   "repository": {
@@ -16,15 +16,15 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "main": "index.js",
   "dependencies": {
     "@babel/core": "^7.25.2",
     "@babel/eslint-parser": "^7.25.1",
-    "@react-native/eslint-plugin": "0.82.0-main",
-    "@typescript-eslint/eslint-plugin": "^8.36.0",
-    "@typescript-eslint/parser": "^8.36.0",
+    "@react-native/eslint-plugin": "0.81.0-main",
+    "@typescript-eslint/eslint-plugin": "^7.1.1",
+    "@typescript-eslint/parser": "^7.1.1",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-eslint-comments": "^3.2.0",
     "eslint-plugin-ft-flow": "^2.0.1",
@@ -39,6 +39,6 @@
   },
   "devDependencies": {
     "eslint": "^8.57.0",
-    "prettier": "3.6.2"
+    "prettier": "2.8.8"
   }
 }

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

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/eslint-plugin",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "ESLint rules for @react-native/eslint-config",
   "license": "MIT",
   "repository": {
@@ -18,10 +18,10 @@
   "bugs": "https://github.com/facebook/react-native/issues",
   "main": "index.js",
   "devDependencies": {
-    "babel-plugin-syntax-hermes-parser": "0.30.0",
-    "hermes-eslint": "0.30.0"
+    "babel-plugin-syntax-hermes-parser": "0.29.1",
+    "hermes-eslint": "0.29.1"
   },
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   }
 }

packages/eslint-plugin-specs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/eslint-plugin-specs",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "ESLint rules to validate NativeModule and Component Specs",
   "license": "MIT",
   "repository": {
@@ -26,16 +26,16 @@
   "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": "0.81.0-main",
     "make-dir": "^2.1.0",
     "pirates": "^4.0.1",
     "source-map-support": "0.5.0"
   },
   "devDependencies": {
-    "babel-plugin-syntax-hermes-parser": "0.30.0",
-    "hermes-eslint": "0.30.0"
+    "babel-plugin-syntax-hermes-parser": "0.29.1",
+    "hermes-eslint": "0.29.1"
   },
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   }
 }

packages/gradle-plugin/build.gradle.kts

@@ -5,10 +5,7 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-plugins {
-  alias(libs.plugins.kotlin.jvm).apply(false)
-  alias(libs.plugins.ktfmt).apply(true)
-}
+plugins { alias(libs.plugins.kotlin.jvm).apply(false) }
 
 tasks.register("build") {
   dependsOn(
@@ -27,21 +24,3 @@ tasks.register("clean") {
       ":shared:clean",
   )
 }
-
-tasks.named("ktfmtCheck") {
-  dependsOn(
-      ":react-native-gradle-plugin:ktfmtCheck",
-      ":settings-plugin:ktfmtCheck",
-      ":shared-testutil:ktfmtCheck",
-      ":shared:ktfmtCheck",
-  )
-}
-
-tasks.named("ktfmtFormat") {
-  dependsOn(
-      ":react-native-gradle-plugin:ktfmtFormat",
-      ":settings-plugin:ktfmtFormat",
-      ":shared-testutil:ktfmtFormat",
-      ":shared:ktfmtFormat",
-  )
-}

packages/gradle-plugin/gradle/libs.versions.toml

@@ -6,7 +6,6 @@ javapoet = "1.13.0"
 junit = "4.13.2"
 kotlin = "2.1.20"
 assertj = "3.25.1"
-ktfmt = "0.22.0"
 
 [libraries]
 kotlin-gradle-plugin = { module = "org.jetbrains.kotlin:kotlin-gradle-plugin", version.ref = "kotlin" }
@@ -19,4 +18,3 @@ assertj = { module = "org.assertj:assertj-core", version.ref = "assertj" }
 
 [plugins]
 kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
-ktfmt = { id = "com.ncorti.ktfmt.gradle", version.ref = "ktfmt" }

packages/gradle-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/gradle-plugin",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Gradle Plugin for React Native",
   "license": "MIT",
   "repository": {
@@ -16,7 +16,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "scripts": {
     "build": "./gradlew build",

packages/gradle-plugin/react-native-gradle-plugin/build.gradle.kts

@@ -12,7 +12,6 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
   alias(libs.plugins.kotlin.jvm)
-  alias(libs.plugins.ktfmt)
   id("java-gradle-plugin")
 }
 

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

@@ -100,10 +100,10 @@ abstract class ReactExtension @Inject constructor(val project: Project) {
    * Allows to specify the debuggable variants (by default just 'debug'). Variants in this list will
    * not be bundled (the bundle file will not be created and won't be copied over).
    *
-   * Default: ['debug', 'debugOptimized']
+   * Default: ['debug']
    */
   val debuggableVariants: ListProperty<String> =
-      objects.listProperty(String::class.java).convention(listOf("debug", "debugOptimized"))
+      objects.listProperty(String::class.java).convention(listOf("debug"))
 
   /** Hermes Config */
 

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

@@ -18,7 +18,6 @@ import com.facebook.react.tasks.GenerateEntryPointTask
 import com.facebook.react.tasks.GeneratePackageListTask
 import com.facebook.react.utils.AgpConfiguratorUtils.configureBuildConfigFieldsForApp
 import com.facebook.react.utils.AgpConfiguratorUtils.configureBuildConfigFieldsForLibraries
-import com.facebook.react.utils.AgpConfiguratorUtils.configureBuildTypesForApp
 import com.facebook.react.utils.AgpConfiguratorUtils.configureDevServerLocation
 import com.facebook.react.utils.AgpConfiguratorUtils.configureNamespaceForLibraries
 import com.facebook.react.utils.BackwardCompatUtils.configureBackwardCompatibilityReactMap
@@ -85,7 +84,6 @@ class ReactPlugin : Plugin<Project> {
       configureAutolinking(project, extension)
       configureCodegen(project, extension, rootExtension, isLibrary = false)
       configureResources(project, extension)
-      configureBuildTypesForApp(project)
     }
 
     // Library Only Configuration

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

@@ -26,21 +26,5 @@ class ReactRootProjectPlugin : Plugin<Project> {
         it.evaluationDependsOn(":app")
       }
     }
-    // We need to make sure that `:app:preBuild` task depends on all other subprojects' preBuild
-    // tasks. This is necessary in order to have all the codegen generated code before the CMake
-    // configuration build kicks in.
-    project.gradle.projectsEvaluated {
-      val appProject = project.rootProject.subprojects.find { it.name == "app" }
-      val appPreBuild = appProject?.tasks?.findByName("preBuild")
-      if (appPreBuild != null) {
-        // Find all other subprojects' preBuild tasks
-        val otherPreBuildTasks =
-            project.rootProject.subprojects
-                .filter { it != appProject }
-                .mapNotNull { it.tasks.findByName("preBuild") }
-        // Make :app:preBuild depend on all others
-        appPreBuild.dependsOn(otherPreBuildTasks)
-      }
-    }
   }
 }

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

@@ -19,7 +19,6 @@ import java.net.Inet4Address
 import java.net.NetworkInterface
 import javax.xml.parsers.DocumentBuilder
 import javax.xml.parsers.DocumentBuilderFactory
-import kotlin.plus
 import org.gradle.api.Action
 import org.gradle.api.Project
 import org.gradle.api.plugins.AppliedPlugin
@@ -28,36 +27,6 @@ import org.w3c.dom.Element
 @Suppress("UnstableApiUsage")
 internal object AgpConfiguratorUtils {
 
-  fun configureBuildTypesForApp(project: Project) {
-    val action =
-        Action<AppliedPlugin> {
-          project.extensions
-              .getByType(ApplicationAndroidComponentsExtension::class.java)
-              .finalizeDsl { ext ->
-                ext.buildTypes {
-                  val debug =
-                      getByName("debug").apply {
-                        manifestPlaceholders["usesCleartextTraffic"] = "true"
-                      }
-                  getByName("release").apply {
-                    manifestPlaceholders["usesCleartextTraffic"] = "false"
-                  }
-                  maybeCreate("debugOptimized").apply {
-                    manifestPlaceholders["usesCleartextTraffic"] = "true"
-                    initWith(debug)
-                    externalNativeBuild {
-                      cmake {
-                        arguments("-DCMAKE_BUILD_TYPE=Release")
-                        matchingFallbacks += listOf("release")
-                      }
-                    }
-                  }
-                }
-              }
-        }
-    project.pluginManager.withPlugin("com.android.application", action)
-  }
-
   fun configureBuildConfigFieldsForApp(project: Project, extension: ReactExtension) {
     val action =
         Action<AppliedPlugin> {

packages/gradle-plugin/settings-plugin/build.gradle.kts

@@ -12,7 +12,6 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
   alias(libs.plugins.kotlin.jvm)
-  alias(libs.plugins.ktfmt)
   id("java-gradle-plugin")
 }
 

packages/gradle-plugin/shared-testutil/build.gradle.kts

@@ -10,10 +10,7 @@ import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 import org.jetbrains.kotlin.gradle.dsl.KotlinVersion
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
-plugins {
-  alias(libs.plugins.kotlin.jvm)
-  alias(libs.plugins.ktfmt)
-}
+plugins { alias(libs.plugins.kotlin.jvm) }
 
 repositories { mavenCentral() }
 

packages/gradle-plugin/shared/build.gradle.kts

@@ -10,10 +10,7 @@ import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 import org.jetbrains.kotlin.gradle.dsl.KotlinVersion
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
-plugins {
-  alias(libs.plugins.kotlin.jvm)
-  alias(libs.plugins.ktfmt)
-}
+plugins { alias(libs.plugins.kotlin.jvm) }
 
 repositories { mavenCentral() }
 

packages/metro-config/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/metro-config",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Metro configuration for React Native.",
   "license": "MIT",
   "repository": {
@@ -16,7 +16,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "exports": {
     ".": "./src/index.js",
@@ -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": "0.81.0-main",
+    "@react-native/metro-babel-transformer": "0.81.0-main",
+    "metro-config": "^0.82.5",
+    "metro-runtime": "^0.82.5"
   }
 }

packages/new-app-screen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/new-app-screen",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "NewAppScreen component for React Native",
   "keywords": [
     "react-native"
@@ -30,6 +30,6 @@
     }
   },
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   }
 }

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

@@ -13,7 +13,6 @@ import {ThemedText, useTheme} from './Theme';
 import * as React from 'react';
 import {
   Image,
-  ReactNativeVersion,
   ScrollView,
   StyleSheet,
   Text,
@@ -23,6 +22,7 @@ import {
   useWindowDimensions,
 } from 'react-native';
 import openURLInBrowser from 'react-native/Libraries/Core/Devtools/openURLInBrowser';
+import {version as ReactNativeVersion} from 'react-native/Libraries/Core/ReactNativeVersion';
 
 export type NewAppScreenProps = $ReadOnly<{
   templateFileName?: string,
@@ -109,9 +109,19 @@ export default function NewAppScreen({
 }
 
 function getVersionLabel(): React.Node {
+  const version =
+    [
+      ReactNativeVersion.major,
+      ReactNativeVersion.minor,
+      ReactNativeVersion.patch,
+    ].join('.') +
+    (ReactNativeVersion.prerelease != null
+      ? '-' + ReactNativeVersion.prerelease
+      : '');
+
   return (
     <ThemedText color="secondary" style={styles.label}>
-      Version: {ReactNativeVersion.getVersionString()}
+      Version: {version}
     </ThemedText>
   );
 }

packages/normalize-color/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/normalize-colors",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Color normalization for React Native.",
   "license": "MIT",
   "repository": {

packages/polyfills/__tests__/consoleTimeStamp-itest.js

@@ -16,7 +16,6 @@ describe('console.timeStamp()', () => {
   });
 
   it("doesn't throw when label is not specified", () => {
-    // $FlowExpectedError[incompatible-call] not passing label intentionally
     expect(() => console.timeStamp()).not.toThrow();
   });
 
@@ -26,6 +25,7 @@ describe('console.timeStamp()', () => {
 
   it("doesn't throw when additional arguments are specified", () => {
     expect(() =>
+      // $FlowExpectedError[extra-arg]
       console.timeStamp('label', 100, 500, 'Track', 'Group', 'error'),
     ).not.toThrow();
   });
@@ -34,7 +34,7 @@ describe('console.timeStamp()', () => {
     // $FlowExpectedError[incompatible-call]
     expect(() => console.timeStamp({})).not.toThrow();
     expect(() =>
-      // $FlowExpectedError[incompatible-call]
+      // $FlowExpectedError[extra-arg]
       console.timeStamp('label', true, null, {}, [], () => {}),
     ).not.toThrow();
   });

packages/polyfills/console.js

@@ -569,7 +569,10 @@ function consoleAssertPolyfill(expression, label) {
   }
 }
 
-function stub() {}
+// https://developer.mozilla.org/en-US/docs/Web/API/console/timeStamp_static.
+// Non-standard API for recording markers on a timeline of the Performance instrumentation.
+// The actual logging is not provided by definition.
+function consoleTimeStampPolyfill() {}
 
 if (global.nativeLoggingHook) {
   const originalConsole = global.console;
@@ -582,11 +585,7 @@ if (global.nativeLoggingHook) {
   }
 
   global.console = {
-    time: stub,
-    timeEnd: stub,
-    timeStamp: stub,
-    count: stub,
-    countReset: stub,
+    timeStamp: consoleTimeStampPolyfill,
     ...(originalConsole ?? {}),
     error: getNativeLogFunction(LOG_LEVELS.error),
     info: getNativeLogFunction(LOG_LEVELS.info),
@@ -677,6 +676,7 @@ if (global.nativeLoggingHook) {
     });
   }
 } else if (!global.console) {
+  function stub() {}
   const log = global.print || stub;
 
   global.console = {
@@ -692,8 +692,6 @@ if (global.nativeLoggingHook) {
       }
     },
     clear: stub,
-    count: stub,
-    countReset: stub,
     dir: stub,
     dirxml: stub,
     group: stub,
@@ -702,8 +700,6 @@ if (global.nativeLoggingHook) {
     profile: stub,
     profileEnd: stub,
     table: stub,
-    time: stub,
-    timeEnd: stub,
     timeStamp: stub,
   };
 

packages/polyfills/error-guard.js

@@ -42,14 +42,10 @@ const ErrorUtils = {
     return _globalHandler;
   },
   reportError(error: mixed): void {
-    /* $FlowFixMe[constant-condition] Error discovered during Constant
-     * Condition roll out. See https://fburl.com/workplace/1v97vimq. */
     _globalHandler && _globalHandler(error, false);
   },
   reportFatalError(error: mixed): void {
     // NOTE: This has an untyped call site in Metro.
-    /* $FlowFixMe[constant-condition] Error discovered during Constant
-     * Condition roll out. See https://fburl.com/workplace/1v97vimq. */
     _globalHandler && _globalHandler(error, true);
   },
   applyWithGuard<TArgs: $ReadOnlyArray<mixed>, TOut>(

packages/polyfills/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/js-polyfills",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Polyfills for React Native.",
   "license": "MIT",
   "repository": {
@@ -18,7 +18,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "files": [
     "console.js",

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

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/babel-preset",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Babel preset for React Native applications",
   "repository": {
     "type": "git",
@@ -13,7 +13,7 @@
   ],
   "license": "MIT",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "main": "src/index.js",
   "files": [
@@ -66,8 +66,8 @@
     "@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",
-    "babel-plugin-syntax-hermes-parser": "0.30.0",
+    "@react-native/babel-plugin-codegen": "0.81.0-main",
+    "babel-plugin-syntax-hermes-parser": "0.29.1",
     "babel-plugin-transform-flow-enums": "^0.0.2",
     "react-refresh": "^0.14.0"
   },

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

@@ -38,6 +38,22 @@ function isFirstParty(fileName) {
 // use `this.foo = bar` instead of `this.defineProperty('foo', ...)`
 const loose = true;
 
+const defaultPlugins = [
+  [require('babel-plugin-syntax-hermes-parser'), {parseLangTypes: 'flow'}],
+  [require('babel-plugin-transform-flow-enums')],
+  [require('@babel/plugin-transform-block-scoping')],
+  [require('@babel/plugin-transform-class-properties'), {loose}],
+  [require('@babel/plugin-transform-private-methods'), {loose}],
+  [require('@babel/plugin-transform-private-property-in-object'), {loose}],
+  [require('@babel/plugin-syntax-dynamic-import')],
+  [require('@babel/plugin-syntax-export-default-from')],
+  ...passthroughSyntaxPlugins,
+  [require('@babel/plugin-transform-unicode-regex')],
+];
+
+// For Static Hermes testing (experimental), the hermes-canary transformProfile
+// is used to enable regenerator (and some related lowering passes) because SH
+// requires more Babel lowering than Hermes temporarily.
 const getPreset = (src, options) => {
   const transformProfile =
     (options && options.unstable_transformProfile) || 'default';
@@ -45,14 +61,6 @@ const getPreset = (src, options) => {
   const isHermesCanary = transformProfile === 'hermes-canary';
   const isHermes = isHermesStable || isHermesCanary;
 
-  // We enable regenerator for !isHermes. Additionally, in dev mode we also
-  // enable regenerator for the time being because Static Hermes doesn't yet
-  // support debugging native generators. However, some apps have native
-  // generators in release mode because it has already yielded perf wins. The
-  // next release of Static Hermes will close this gap, so this won't be
-  // permanent.
-  const enableRegenerator = !isHermes || options.dev;
-
   const isNull = src == null;
   const hasClass = isNull || src.indexOf('class') !== -1;
 
@@ -116,8 +124,8 @@ const getPreset = (src, options) => {
     extraPlugins.push([
       require('@babel/plugin-transform-named-capturing-groups-regex'),
     ]);
-    // Needed for regenerator
-    if (isHermes && enableRegenerator) {
+    // Needed for regenerator for hermes-canary
+    if (isHermesCanary) {
       extraPlugins.push([
         require('@babel/plugin-transform-optional-catch-binding'),
       ]);
@@ -150,15 +158,17 @@ const getPreset = (src, options) => {
   ) {
     extraPlugins.push([require('@babel/plugin-transform-react-display-name')]);
   }
-  // This is also needed for regenerator
-  if (enableRegenerator && (isNull || src.indexOf('?.') !== -1)) {
+  // Check !isHermesStable because this is needed for regenerator for
+  // hermes-canary
+  if (!isHermesStable && (isNull || src.indexOf('?.') !== -1)) {
     extraPlugins.push([
       require('@babel/plugin-transform-optional-chaining'),
       {loose: true},
     ]);
   }
-  // This is also needed for regenerator
-  if (enableRegenerator && (isNull || src.indexOf('??') !== -1)) {
+  // Check !isHermesStable because this is needed for regenerator for
+  // hermes-canary
+  if (!isHermesStable && (isNull || src.indexOf('??') !== -1)) {
     extraPlugins.push([
       require('@babel/plugin-transform-nullish-coalescing-operator'),
       {loose: true},
@@ -186,7 +196,7 @@ const getPreset = (src, options) => {
     extraPlugins.push([require('@babel/plugin-transform-react-jsx-self')]);
   }
 
-  if (isHermes && enableRegenerator) {
+  if (isHermesCanary) {
     const hasForOf =
       isNull || (src.indexOf('for') !== -1 && src.indexOf('of') !== -1);
     if (hasForOf) {
@@ -206,11 +216,11 @@ const getPreset = (src, options) => {
       require('@babel/plugin-transform-runtime'),
       {
         helpers: true,
-        regenerator: enableRegenerator,
+        regenerator: !isHermesStable,
         ...(isVersion && {version: options.enableBabelRuntime}),
       },
     ]);
-  } else if (isHermes && enableRegenerator) {
+  } else if (isHermesCanary) {
     extraPlugins.push([require('@babel/plugin-transform-regenerator')]);
   }
 
@@ -224,28 +234,7 @@ const getPreset = (src, options) => {
         plugins: [require('@babel/plugin-transform-flow-strip-types')],
       },
       {
-        plugins: [
-          [
-            require('babel-plugin-syntax-hermes-parser'),
-            {
-              parseLangTypes: 'flow',
-              reactRuntimeTarget: '19',
-              ...options.hermesParserOptions,
-            },
-          ],
-          [require('babel-plugin-transform-flow-enums')],
-          [require('@babel/plugin-transform-block-scoping')],
-          [require('@babel/plugin-transform-class-properties'), {loose}],
-          [require('@babel/plugin-transform-private-methods'), {loose}],
-          [
-            require('@babel/plugin-transform-private-property-in-object'),
-            {loose},
-          ],
-          [require('@babel/plugin-syntax-dynamic-import')],
-          [require('@babel/plugin-syntax-export-default-from')],
-          ...passthroughSyntaxPlugins,
-          [require('@babel/plugin-transform-unicode-regex')],
-        ],
+        plugins: defaultPlugins,
       },
       {
         test: isTypeScriptSource,

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

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/metro-babel-transformer",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Babel transformer for React Native applications.",
   "repository": {
     "type": "git",
@@ -14,7 +14,7 @@
   ],
   "license": "MIT",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "main": "src/index.js",
   "files": [
@@ -27,8 +27,8 @@
   ],
   "dependencies": {
     "@babel/core": "^7.25.2",
-    "@react-native/babel-preset": "0.82.0-main",
-    "hermes-parser": "0.30.0",
+    "@react-native/babel-preset": "0.81.0-main",
+    "hermes-parser": "0.29.1",
     "nullthrows": "^1.1.1"
   },
   "peerDependencies": {

packages/react-native-codegen/.prettierrc

@@ -4,6 +4,5 @@
   "bracketSpacing": false,
   "requirePragma": true,
   "singleQuote": true,
-  "trailingComma": "all",
-  "parser": "babel"
+  "trailingComma": "all"
 }

packages/react-native-codegen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/codegen",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Code generation tools for React Native",
   "license": "MIT",
   "repository": {
@@ -18,7 +18,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "scripts": {
     "build": "yarn clean && node scripts/build.js --verbose",
@@ -30,7 +30,7 @@
   ],
   "dependencies": {
     "glob": "^7.1.1",
-    "hermes-parser": "0.30.0",
+    "hermes-parser": "0.29.1",
     "invariant": "^2.2.4",
     "nullthrows": "^1.1.1",
     "yargs": "^17.6.2"
@@ -43,9 +43,9 @@
     "@babel/plugin-transform-nullish-coalescing-operator": "^7.24.7",
     "@babel/plugin-transform-optional-chaining": "^7.24.8",
     "@babel/preset-env": "^7.25.3",
-    "hermes-estree": "0.30.0",
+    "hermes-estree": "0.29.1",
     "micromatch": "^4.0.4",
-    "prettier": "3.6.2",
+    "prettier": "2.8.8",
     "rimraf": "^3.0.2"
   },
   "peerDependencies": {

packages/react-native-codegen/scripts/build.js

@@ -32,7 +32,7 @@ const prettier = require('prettier');
 const {styleText} = require('util');
 
 const prettierConfig = JSON.parse(
-  fs.readFileSync(path.resolve(__dirname, '..', 'build.prettierrc'), 'utf8'),
+  fs.readFileSync(path.resolve(__dirname, '..', '.prettierrc'), 'utf8'),
 );
 
 const SRC_DIR = 'src';
@@ -58,7 +58,7 @@ function getBuildPath(file, buildFolder) {
   return path.resolve(pkgBuildPath, relativeToSrcPath);
 }
 
-async function buildFile(file, silent) {
+function buildFile(file, silent) {
   const destPath = getBuildPath(file, BUILD_DIR);
 
   fs.mkdirSync(path.dirname(destPath), {recursive: true});
@@ -82,7 +82,7 @@ async function buildFile(file, silent) {
           '\n',
       );
   } else {
-    const transformed = await prettier.format(
+    const transformed = prettier.format(
       babel.transformFileSync(file, {}).code,
       {
         ...prettierConfig,
@@ -111,8 +111,6 @@ const files = glob.sync(pattern, {nodir: true});
 
 process.stdout.write(fixedWidth(`${path.basename(PACKAGE_DIR)}\n`));
 
-Promise.all(
-  files.map(file => buildFile(file, !process.argv.includes('--verbose'))),
-).then(() => {
-  process.stdout.write(`[  ${styleText('green', 'OK')}  ]\n`);
-});
+files.forEach(file => buildFile(file, !process.argv.includes('--verbose')));
+
+process.stdout.write(`[  ${styleText('green', 'OK')}  ]\n`);

packages/react-native-codegen/src/cli/combine/combine-schemas-cli.js

@@ -51,13 +51,12 @@ if (!schemaQuery.startsWith('@')) {
 const schemaQueryOutputFile = schemaQuery.replace(/^@/, '');
 const schemaQueryOutput = fs.readFileSync(schemaQueryOutputFile, 'utf8');
 
+const schemaFiles = schemaQueryOutput.split(' ');
 const modules: {
   [hasteModuleName: string]: NativeModuleSchema | ComponentSchema,
 } = {};
 const specNameToFile: {[hasteModuleName: string]: string} = {};
 
-const schemaFiles =
-  schemaQueryOutput.length > 0 ? schemaQueryOutput.split(' ') : [];
 for (const file of schemaFiles) {
   const schema: SchemaType = JSON.parse(fs.readFileSync(file, 'utf8'));
 

packages/react-native-codegen/src/generators/components/GenerateTests.js

@@ -65,15 +65,15 @@ const TestTemplate = ({
   propValue: string,
 }) => `
 TEST(${componentName}_${testName}, etc) {
-  RawPropsParser propParser{};
+  auto propParser = RawPropsParser();
   propParser.prepare<${componentName}>();
-  ${componentName} sourceProps{};
-  RawProps rawProps(folly::dynamic::object("${propName}", ${propValue}));
+  auto const &sourceProps = ${componentName}();
+  auto const &rawProps = RawProps(folly::dynamic::object("${propName}", ${propValue}));
 
   ContextContainer contextContainer{};
   PropsParserContext parserContext{-1, contextContainer};
 
-  rawProps.parse(propParser);
+  rawProps.parse(propParser, parserContext);
   ${componentName}(parserContext, sourceProps, rawProps);
 }
 `;

packages/react-native-codegen/src/generators/components/GenerateViewConfigJs.js

@@ -317,9 +317,7 @@ function buildViewConfig(
       return directEvents;
     }, []);
 
-  const properties: Array<
-    BabelNodeObjectMethod | BabelNodeObjectProperty | BabelNodeSpreadElement,
-  > = [
+  const properties = [
     t.objectProperty(
       t.identifier('uiViewClassName'),
       t.stringLiteral(componentName),

packages/react-native-codegen/src/generators/modules/GenerateModuleCpp.js

@@ -47,15 +47,15 @@ const HostFunctionTemplate = ({
     isVoid
       ? `\n  ${methodCall};`
       : isNullable
-        ? `\n  auto result = ${methodCall};`
-        : ''
+      ? `\n  auto result = ${methodCall};`
+      : ''
   }
   return ${
     isVoid
       ? 'jsi::Value::undefined()'
       : isNullable
-        ? 'result ? jsi::Value(std::move(*result)) : jsi::Value::null()'
-        : methodCall
+      ? 'result ? jsi::Value(std::move(*result)) : jsi::Value::null()'
+      : methodCall
   };
 }`;
 };

packages/react-native-codegen/src/generators/modules/GenerateModuleH.js

@@ -572,17 +572,17 @@ function translateEventEmitterToCpp(
   ${
     isVoidTypeAnnotation ? '' : `template <typename ${templateName}> `
   }void emit${toPascalCase(eventEmitter.name)}(${
-    isVoidTypeAnnotation
-      ? ''
-      : `${isArray ? `std::vector<${templateName}>` : templateName} value`
-  }) {${
-    isVoidTypeAnnotation
-      ? ''
-      : `
+      isVoidTypeAnnotation
+        ? ''
+        : `${isArray ? `std::vector<${templateName}>` : templateName} value`
+    }) {${
+      isVoidTypeAnnotation
+        ? ''
+        : `
     static_assert(bridging::supportsFromJs<${
       isArray ? `std::vector<${templateName}>` : templateName
     }, ${jsiType}>, "value cannnot be converted to ${jsiType}");`
-  }
+    }
     static_cast<AsyncEventEmitter<${
       isVoidTypeAnnotation ? '' : 'jsi::Value'
     }>&>(*delegate_.eventEmitterMap_["${eventEmitter.name}"]).emit(${

packages/react-native-codegen/src/generators/modules/GenerateModuleJavaSpec.js

@@ -84,10 +84,10 @@ function EventEmitterTemplate(
       : ''
   }) {
     mEventEmitterCallback.invoke("${eventEmitter.name}"${
-      eventEmitter.typeAnnotation.typeAnnotation.type !== 'VoidTypeAnnotation'
-        ? ', value'
-        : ''
-    });
+    eventEmitter.typeAnnotation.typeAnnotation.type !== 'VoidTypeAnnotation'
+      ? ', value'
+      : ''
+  });
   }`;
 }
 
@@ -113,8 +113,8 @@ function MethodTemplate(
   const methodClosing = abstract
     ? ';'
     : methodBody != null && methodBody.length > 0
-      ? ` { ${methodBody} }`
-      : ' {}';
+    ? ` { ${methodBody} }`
+    : ' {}';
   return `  ${methodJavaAnnotation}
   public ${methodQualifier}${translatedReturnType} ${methodName}(${traversedArgs.join(
     ', ',

packages/react-native-codegen/src/generators/modules/GenerateModuleObjCpp/source/serializeModule.js

@@ -74,22 +74,22 @@ namespace facebook::react {
           }),
         )
         .join('\n' + ' '.repeat(8))}${
-        eventEmitters.length > 0
-          ? eventEmitters
-              .map(eventEmitter => {
-                return `
+  eventEmitters.length > 0
+    ? eventEmitters
+        .map(eventEmitter => {
+          return `
         eventEmitterMap_["${eventEmitter.name}"] = std::make_shared<AsyncEventEmitter<id>>();`;
-              })
-              .join('')
-          : ''
-      }${
-        eventEmitters.length > 0
-          ? `
+        })
+        .join('')
+    : ''
+}${
+  eventEmitters.length > 0
+    ? `
         setEventEmitterCallback([&](const std::string &name, id value) {
           static_cast<AsyncEventEmitter<id> &>(*eventEmitterMap_[name]).emit(value);
         });`
-          : ''
-      }
+    : ''
+}
   }
 } // namespace facebook::react`;
 

packages/react-native-codegen/src/parsers/flow/modules/__tests__/module-parser-e2e-test.js

@@ -116,10 +116,10 @@ describe('Flow Module Parser', () => {
         nullable && optional
           ? 'a nullable and optional'
           : nullable
-            ? 'a nullable'
-            : optional
-              ? 'an optional'
-              : 'a required';
+          ? 'a nullable'
+          : optional
+          ? 'an optional'
+          : 'a required';
 
       function annotateArg(paramName: string, paramType: string) {
         if (nullable && optional) {
@@ -167,10 +167,10 @@ describe('Flow Module Parser', () => {
         (nullable && optional
           ? 'Nullable and Optional'
           : nullable
-            ? 'Nullable'
-            : optional
-              ? 'Optional'
-              : 'Required') + ' Parameter',
+          ? 'Nullable'
+          : optional
+          ? 'Optional'
+          : 'Required') + ' Parameter',
         () => {
           it(`should not parse methods that have ${PARAM_TYPE_DESCRIPTION} parameter of type 'Function'`, () => {
             expect(() => parseParamType('arg', 'Function')).toThrow(
@@ -397,10 +397,10 @@ describe('Flow Module Parser', () => {
               isPropNullable && isPropOptional
                 ? 'a nullable and optional'
                 : isPropNullable
-                  ? 'a nullable'
-                  : isPropOptional
-                    ? 'an optional'
-                    : 'a required';
+                ? 'a nullable'
+                : isPropOptional
+                ? 'an optional'
+                : 'a required';
 
             function annotateProp(propName: string, propType: string) {
               if (isPropNullable && isPropOptional) {
@@ -465,10 +465,10 @@ describe('Flow Module Parser', () => {
               (isPropNullable && isPropOptional
                 ? 'Nullable and Optional'
                 : isPropNullable
-                  ? 'Nullable'
-                  : isPropOptional
-                    ? 'Optional'
-                    : 'Required') + ' Property',
+                ? 'Nullable'
+                : isPropOptional
+                ? 'Optional'
+                : 'Required') + ' Property',
               () => {
                 describe('Props with Primitive Types', () => {
                   PRIMITIVES.forEach(([FLOW_TYPE, PARSED_TYPE_NAME]) => {
@@ -932,10 +932,10 @@ describe('Flow Module Parser', () => {
                 nullable && optional
                   ? 'a nullable and optional'
                   : nullable
-                    ? 'a nullable'
-                    : optional
-                      ? 'an optional'
-                      : 'a required';
+                  ? 'a nullable'
+                  : optional
+                  ? 'an optional'
+                  : 'a required';
 
               function annotateProp(propName: string, propType: string) {
                 if (nullable && optional) {
@@ -1001,10 +1001,10 @@ describe('Flow Module Parser', () => {
                 (nullable && optional
                   ? 'Nullable and Optional'
                   : nullable
-                    ? 'Nullable'
-                    : optional
-                      ? 'Optional'
-                      : 'Required') + ' Property',
+                  ? 'Nullable'
+                  : optional
+                  ? 'Optional'
+                  : 'Required') + ' Property',
                 () => {
                   /**
                    * TODO: Fill out props in promise

packages/react-native-codegen/src/parsers/flow/parser.js

@@ -187,8 +187,8 @@ class FlowParser implements Parser {
       typeAnnotation.type === 'EnumStringBody'
         ? 'StringTypeAnnotation'
         : typeAnnotation.type === 'EnumNumberBody'
-          ? 'NumberTypeAnnotation'
-          : null;
+        ? 'NumberTypeAnnotation'
+        : null;
     if (!enumMembersType) {
       throw new Error(
         `Unknown enum type annotation type. Got: ${typeAnnotation.type}. Expected: EnumStringBody or EnumNumberBody.`,
@@ -242,14 +242,14 @@ class FlowParser implements Parser {
               value: member.init.value,
             }
           : typeof member.init?.value === 'string'
-            ? {
-                type: 'StringLiteralTypeAnnotation',
-                value: member.init.value,
-              }
-            : {
-                type: 'StringLiteralTypeAnnotation',
-                value: member.id.name,
-              };
+          ? {
+              type: 'StringLiteralTypeAnnotation',
+              value: member.init.value,
+            }
+          : {
+              type: 'StringLiteralTypeAnnotation',
+              value: member.id.name,
+            };
 
       return {
         name: member.id.name,

packages/react-native-codegen/src/parsers/typescript/components/componentsUtils.js

@@ -353,8 +353,8 @@ function setDefaultValue(
       common.default = ((defaultValue === null
         ? null
         : defaultValue
-          ? defaultValue
-          : 0): number | null);
+        ? defaultValue
+        : 0): number | null);
       break;
     case 'BooleanTypeAnnotation':
       common.default = defaultValue === null ? null : !!defaultValue;

packages/react-native-codegen/src/parsers/typescript/modules/__tests__/typescript-module-parser-e2e-test.js

@@ -192,10 +192,10 @@ describe('TypeScript Module Parser', () => {
         nullable && optional
           ? 'a nullable and optional'
           : nullable
-            ? 'a nullable'
-            : optional
-              ? 'an optional'
-              : 'a required';
+          ? 'a nullable'
+          : optional
+          ? 'an optional'
+          : 'a required';
 
       function annotateArg(paramName: string, paramType: string) {
         if (nullable && optional) {
@@ -243,10 +243,10 @@ describe('TypeScript Module Parser', () => {
         (nullable && optional
           ? 'Nullable and Optional'
           : nullable
-            ? 'Nullable'
-            : optional
-              ? 'Optional'
-              : 'Required') + ' Parameter',
+          ? 'Nullable'
+          : optional
+          ? 'Optional'
+          : 'Required') + ' Parameter',
         () => {
           it(`should not parse methods that have ${PARAM_TYPE_DESCRIPTION} parameter of type 'Function'`, () => {
             expect(() => parseParamType('arg', 'Function')).toThrow(
@@ -473,10 +473,10 @@ describe('TypeScript Module Parser', () => {
               isPropNullable && isPropOptional
                 ? 'a nullable and optional'
                 : isPropNullable
-                  ? 'a nullable'
-                  : isPropOptional
-                    ? 'an optional'
-                    : 'a required';
+                ? 'a nullable'
+                : isPropOptional
+                ? 'an optional'
+                : 'a required';
 
             function annotateProp(propName: string, propType: string) {
               if (isPropNullable && isPropOptional) {
@@ -541,10 +541,10 @@ describe('TypeScript Module Parser', () => {
               (isPropNullable && isPropOptional
                 ? 'Nullable and Optional'
                 : isPropNullable
-                  ? 'Nullable'
-                  : isPropOptional
-                    ? 'Optional'
-                    : 'Required') + ' Property',
+                ? 'Nullable'
+                : isPropOptional
+                ? 'Optional'
+                : 'Required') + ' Property',
               () => {
                 describe('Props with Primitive Types', () => {
                   PRIMITIVES.forEach(([FLOW_TYPE, PARSED_TYPE_NAME]) => {
@@ -1007,10 +1007,10 @@ describe('TypeScript Module Parser', () => {
                 nullable && optional
                   ? 'a nullable and optional'
                   : nullable
-                    ? 'a nullable'
-                    : optional
-                      ? 'an optional'
-                      : 'a required';
+                  ? 'a nullable'
+                  : optional
+                  ? 'an optional'
+                  : 'a required';
 
               function annotateProp(propName: string, propType: string) {
                 if (nullable && optional) {
@@ -1076,10 +1076,10 @@ describe('TypeScript Module Parser', () => {
                 (nullable && optional
                   ? 'Nullable and Optional'
                   : nullable
-                    ? 'Nullable'
-                    : optional
-                      ? 'Optional'
-                      : 'Required') + ' Property',
+                  ? 'Nullable'
+                  : optional
+                  ? 'Optional'
+                  : 'Required') + ' Property',
                 () => {
                   /**
                    * TODO: Fill out props in promise

packages/react-native-codegen/src/parsers/typescript/parser.js

@@ -233,8 +233,8 @@ class TypeScriptParser implements Parser {
       enumMembersType === 'StringTypeAnnotation'
         ? 'StringLiteral'
         : enumMembersType === 'NumberTypeAnnotation'
-          ? 'NumericLiteral'
-          : null;
+        ? 'NumericLiteral'
+        : null;
 
     typeAnnotation.members.forEach(member => {
       const isNegative =
@@ -263,19 +263,19 @@ class TypeScriptParser implements Parser {
               value: -1 * member.initializer?.argument?.value,
             }
           : typeof member.initializer?.value === 'number'
-            ? {
-                type: 'NumberLiteralTypeAnnotation',
-                value: member.initializer?.value,
-              }
-            : typeof member.initializer?.value === 'string'
-              ? {
-                  type: 'StringLiteralTypeAnnotation',
-                  value: member.initializer?.value,
-                }
-              : {
-                  type: 'StringLiteralTypeAnnotation',
-                  value: member.id.name,
-                };
+          ? {
+              type: 'NumberLiteralTypeAnnotation',
+              value: member.initializer?.value,
+            }
+          : typeof member.initializer?.value === 'string'
+          ? {
+              type: 'StringLiteralTypeAnnotation',
+              value: member.initializer?.value,
+            }
+          : {
+              type: 'StringLiteralTypeAnnotation',
+              value: member.id.name,
+            };
 
       return {
         name: member.id.name,

packages/react-native-compatibility-check/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/compatibility-check",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "Check a React Native app's boundary between JS and Native for incompatibilities",
   "license": "MIT",
   "repository": {
@@ -19,7 +19,7 @@
   ],
   "bugs": "https://github.com/facebook/react-native/issues",
   "engines": {
-    "node": ">= 20.19.4"
+    "node": ">= 22.14.0"
   },
   "exports": {
     ".": "./src/index.js",
@@ -29,7 +29,7 @@
     "dist"
   ],
   "dependencies": {
-    "@react-native/codegen": "0.82.0-main"
+    "@react-native/codegen": "0.81.0-main"
   },
   "devDependencies": {
     "flow-remove-types": "^2.237.2",

packages/react-native-popup-menu-android/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-native/popup-menu-android",
-  "version": "0.82.0-main",
+  "version": "0.81.0-main",
   "description": "PopupMenu for the Android platform",
   "main": "index.js",
   "files": [
@@ -21,7 +21,7 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "@react-native/codegen": "0.82.0-main"
+    "@react-native/codegen": "0.81.0-main"
   },
   "peerDependencies": {
     "@types/react": "^19.1.0",

packages/react-native-test-library/OSSLibraryExample.podspec

@@ -0,0 +1,24 @@
+# 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.
+
+require 'json'
+
+package = JSON.parse(File.read(File.join(__dir__, 'package.json')))
+
+Pod::Spec.new do |s|
+  s.name            = 'OSSLibraryExample'
+  s.version         = package['version']
+  s.summary         = package['description']
+  s.description     = package['description']
+  s.homepage        = package['homepage']
+  s.license         = package['license']
+  s.platforms       = min_supported_versions
+  s.author          = 'Meta Platforms, Inc. and its affiliates'
+  s.source          = { :git => package['repository']['url'], :tag => "#{s.version}" }
+
+  s.source_files = 'ios/**/*.{h,m,mm,cpp}'
+
+  install_modules_dependencies(s)
+end

packages/react-native-test-library/README.md

@@ -0,0 +1,9 @@
+## Important
+This package is for testing only. It is a subject to frequent change. It does not represent the recomended structure for React native libraries. It should not be used as a referece for such purposes.
+
+## Building
+```
+yarn install
+yarn build
+npx react-native codegen
+```

packages/react-native-test-library/android/build.gradle.kts

@@ -0,0 +1,32 @@
+/*
+ * 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.
+ */
+
+plugins {
+  id("com.facebook.react")
+  alias(libs.plugins.android.library)
+  alias(libs.plugins.kotlin.android)
+}
+
+android {
+  compileSdk = libs.versions.compileSdk.get().toInt()
+  buildToolsVersion = libs.versions.buildTools.get()
+  namespace = "com.facebook.react.osslibraryexample"
+
+  defaultConfig { minSdk = libs.versions.minSdk.get().toInt() }
+
+  compileOptions {
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
+  }
+
+  kotlinOptions { jvmTarget = "17" }
+}
+
+dependencies {
+  // Build React Native from source
+  implementation(project(":packages:react-native:ReactAndroid"))
+}

packages/react-native-test-library/android/gradle.properties

@@ -0,0 +1,4 @@
+
+# We want to have more fine grained control on the Java version for
+# ReactAndroid, therefore we disable RGNP Java version alignment mechanism
+react.internal.disableJavaVersionAlignment=true

packages/react-native-test-library/android/src/main/java/com/facebook/fbreact/specs/NativeSampleModuleSpec.java

@@ -0,0 +1,37 @@
+
+/**
+ * This code was generated by [react-native-codegen](https://www.npmjs.com/package/react-native-codegen).
+ *
+ * Do not edit this file as changes may cause incorrect behavior and will be lost
+ * once the code is regenerated.
+ *
+ * @generated by codegen project: GenerateModuleJavaSpec.js
+ *
+ * @nolint
+ */
+
+package com.facebook.fbreact.specs;
+
+import com.facebook.proguard.annotations.DoNotStrip;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactContextBaseJavaModule;
+import com.facebook.react.bridge.ReactMethod;
+import com.facebook.react.turbomodule.core.interfaces.TurboModule;
+import javax.annotation.Nonnull;
+
+public abstract class NativeSampleModuleSpec extends ReactContextBaseJavaModule implements TurboModule {
+  public static final String NAME = "NativeSampleModule";
+
+  public NativeSampleModuleSpec(ReactApplicationContext reactContext) {
+    super(reactContext);
+  }
+
+  @Override
+  public @Nonnull String getName() {
+    return NAME;
+  }
+
+  @ReactMethod(isBlockingSynchronousMethod = true)
+  @DoNotStrip
+  public abstract double getRandomNumber();
+}

packages/react-native-test-library/android/src/main/java/com/facebook/react/osslibraryexample/NativeSampleModule.kt

@@ -0,0 +1,30 @@
+/*
+ * 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.
+ */
+
+package com.facebook.react.osslibraryexample
+
+import com.facebook.fbreact.specs.NativeSampleModuleSpec
+import com.facebook.react.bridge.ReactApplicationContext
+import com.facebook.react.bridge.ReactContextBaseJavaModule
+import com.facebook.react.bridge.ReactMethod
+import com.facebook.react.module.annotations.ReactModule
+
+@ReactModule(name = NativeSampleModuleSpec.NAME)
+public class NativeSampleModule(reactContext: ReactApplicationContext?) :
+    ReactContextBaseJavaModule(reactContext) {
+
+  override fun getName(): String = NAME
+
+  private companion object {
+    const val NAME = "NativeSampleModule"
+  }
+
+  @ReactMethod
+  public fun getRandomNumber(): Int {
+    return (0..99).random()
+  }
+}

packages/react-native-test-library/android/src/main/java/com/facebook/react/osslibraryexample/OSSLibraryExamplePackage.kt

@@ -0,0 +1,23 @@
+/*
+ * 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.
+ */
+
+package com.facebook.react.osslibraryexample
+
+import com.facebook.react.ReactPackage
+import com.facebook.react.bridge.NativeModule
+import com.facebook.react.bridge.ReactApplicationContext
+import com.facebook.react.uimanager.ViewManager
+
+@Suppress("DEPRECATION")
+public class OSSLibraryExamplePackage : ReactPackage {
+  @Deprecated("Migrate to [BaseReactPackage] and implement [getModule] instead.")
+  override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> =
+      listOf(NativeSampleModule(reactContext))
+
+  override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<*, *>> =
+      listOf(SampleNativeComponentViewManager())
+}

packages/react-native-test-library/android/src/main/java/com/facebook/react/osslibraryexample/SampleNativeComponentViewManager.kt

@@ -0,0 +1,105 @@
+/*
+ * 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.
+ */
+
+package com.facebook.react.osslibraryexample
+
+import android.annotation.SuppressLint
+import android.graphics.Color
+import com.facebook.react.bridge.ReadableArray
+import com.facebook.react.module.annotations.ReactModule
+import com.facebook.react.uimanager.SimpleViewManager
+import com.facebook.react.uimanager.ThemedReactContext
+import com.facebook.react.uimanager.ViewProps
+import com.facebook.react.uimanager.annotations.ReactProp
+import com.facebook.react.viewmanagers.SampleNativeComponentManagerInterface
+
+/** Legacy View manager (non Fabric compatible) for {@link SampleNativeView} components. */
+@ReactModule(name = SampleNativeComponentViewManager.REACT_CLASS)
+internal class SampleNativeComponentViewManager :
+    SimpleViewManager<SampleNativeView>(), SampleNativeComponentManagerInterface<SampleNativeView> {
+
+  override fun getName(): String = REACT_CLASS
+
+  // @ReactProp(name = ViewProps.OPACITY, defaultFloat = 1f)
+  override fun setOpacity(view: SampleNativeView, opacity: Float) {
+    super.setOpacity(view, opacity)
+  }
+
+  @SuppressLint("BadMethodUse-android.view.View.setBackgroundColor")
+  @ReactProp(name = ViewProps.COLOR)
+  fun setColor(view: SampleNativeView, color: String) {
+    view.setBackgroundColor(Color.parseColor(color))
+  }
+
+  @ReactProp(name = "cornerRadius")
+  fun setCornerRadius(view: SampleNativeView, cornerRadius: Float) {
+    view.setCornerRadius(cornerRadius)
+  }
+
+  override fun createViewInstance(reactContext: ThemedReactContext): SampleNativeView =
+      SampleNativeView(reactContext)
+
+  @SuppressLint("BadMethodUse-android.view.View.setBackgroundColor")
+  override fun changeBackgroundColor(view: SampleNativeView, color: String) {
+    view.setBackgroundColor(Color.parseColor(color))
+  }
+
+  override fun getExportedViewConstants(): Map<String, Any> = mapOf("PI" to 3.14)
+
+  override fun getExportedCustomBubblingEventTypeConstants(): Map<String, Any> {
+    return mapOf(
+        "onColorChanged" to
+            mapOf(
+                "phasedRegistrationNames" to
+                    mapOf(
+                        "bubbled" to "onColorChanged",
+                        "captured" to "onColorChangedCapture",
+                    )),
+        "topIntArrayChanged" to
+            mapOf(
+                "phasedRegistrationNames" to
+                    mapOf(
+                        "bubbled" to "topIntArrayChanged",
+                        "captured" to "topIntArrayChangedCapture",
+                    )))
+  }
+
+  @SuppressLint("BadMethodUse-android.view.View.setBackgroundColor")
+  override fun receiveCommand(view: SampleNativeView, commandId: String, args: ReadableArray?) {
+    if (commandId.contentEquals("changeBackgroundColor")) {
+      val sentColor: Int = Color.parseColor(args?.getString(0))
+      view.setBackgroundColor(sentColor)
+    }
+  }
+
+  @Deprecated("Deprecated in Java")
+  @SuppressLint("BadMethodUse-android.view.View.setBackgroundColor")
+  @Suppress("DEPRECATION") // We intentionally want to test against the legacy API here.
+  override fun receiveCommand(view: SampleNativeView, commandId: Int, args: ReadableArray?) {
+    when (commandId) {
+      COMMAND_CHANGE_BACKGROUND_COLOR -> {
+        val sentColor: Int = Color.parseColor(args?.getString(0))
+        view.setBackgroundColor(sentColor)
+      }
+    }
+  }
+
+  override fun getCommandsMap(): Map<String, Int> =
+      mapOf("changeBackgroundColor" to COMMAND_CHANGE_BACKGROUND_COLOR)
+
+  companion object {
+    const val REACT_CLASS = "SampleNativeComponent"
+    const val COMMAND_CHANGE_BACKGROUND_COLOR = 42
+  }
+
+  @ReactProp(name = "values")
+  override fun setValues(view: SampleNativeView, value: ReadableArray?) {
+    val values = mutableListOf<Int>()
+    value?.toArrayList()?.forEach { values.add((it as Double).toInt()) }
+    view.emitOnArrayChangedEvent(values)
+  }
+}

packages/react-native-test-library/android/src/main/java/com/facebook/react/osslibraryexample/SampleNativeView.kt

@@ -0,0 +1,97 @@
+/*
+ * 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.
+ */
+
+package com.facebook.react.osslibraryexample
+
+import android.graphics.drawable.GradientDrawable
+import android.view.View
+import com.facebook.react.bridge.Arguments
+import com.facebook.react.bridge.ReactContext
+import com.facebook.react.bridge.WritableArray
+import com.facebook.react.bridge.WritableMap
+import com.facebook.react.uimanager.ThemedReactContext
+import com.facebook.react.uimanager.UIManagerHelper
+import com.facebook.react.uimanager.events.Event
+
+public class SampleNativeView(context: ThemedReactContext) : View(context) {
+  private var currentColor = 0
+  private var background: GradientDrawable = GradientDrawable()
+  private val reactContext: ReactContext = context.reactApplicationContext
+
+  override fun setBackgroundColor(color: Int) {
+    if (color != currentColor) {
+      background.setColor(color)
+      currentColor = color
+      setBackground(background)
+    }
+  }
+
+  public fun setCornerRadius(cornerRadius: Float) {
+    background.cornerRadius = cornerRadius
+    setBackground(background)
+  }
+
+  public fun emitOnArrayChangedEvent(ints: List<Int>) {
+    val newIntArray = Arguments.createArray()
+    val newBoolArray = Arguments.createArray()
+    val newFloatArray = Arguments.createArray()
+    val newDoubleArray = Arguments.createArray()
+    val newYesNoArray = Arguments.createArray()
+    val newStringArray = Arguments.createArray()
+    val newObjectArray = Arguments.createArray()
+    val newArrayArray = Arguments.createArray()
+
+    for (i in ints) {
+      newIntArray.pushInt(i * 2)
+      newBoolArray.pushBoolean(i % 2 == 1)
+      newFloatArray.pushDouble(i * 3.14)
+      newDoubleArray.pushDouble(i / 3.14)
+      newYesNoArray.pushString(if (i % 2 == 1) "yep" else "nope")
+      newStringArray.pushString(i.toString())
+
+      val latLon = Arguments.createMap()
+      latLon.putDouble("lat", -1.0 * i)
+      latLon.putDouble("lon", 2.0 * i)
+      newObjectArray.pushMap(latLon)
+
+      val innerArray: WritableArray = Arguments.createArray()
+      innerArray.pushInt(i)
+      innerArray.pushInt(i)
+      innerArray.pushInt(i)
+      newArrayArray.pushArray(innerArray)
+    }
+
+    val payload =
+        Arguments.createMap().apply {
+          putArray("values", newIntArray)
+          putArray("boolValues", newBoolArray)
+          putArray("floats", newFloatArray)
+          putArray("doubles", newDoubleArray)
+          putArray("yesNos", newYesNoArray)
+          putArray("strings", newStringArray)
+          putArray("latLons", newObjectArray)
+          putArray("multiArrays", newArrayArray)
+        }
+
+    val reactContext = context as ReactContext
+    val surfaceId = UIManagerHelper.getSurfaceId(reactContext)
+    val eventDispatcher = UIManagerHelper.getEventDispatcherForReactTag(reactContext, id)
+    val event = OnIntArrayChangedEvent(surfaceId, id, payload)
+
+    eventDispatcher?.dispatchEvent(event)
+  }
+
+  private inner class OnIntArrayChangedEvent(
+      surfaceId: Int,
+      viewId: Int,
+      private val payload: WritableMap
+  ) : Event<OnIntArrayChangedEvent>(surfaceId, viewId) {
+    override fun getEventName() = "topIntArrayChanged"
+
+    override fun getEventData() = payload
+  }
+}

packages/react-native-test-library/android/src/main/java/com/facebook/react/viewmanagers/SampleNativeComponentManagerDelegate.java

@@ -0,0 +1,45 @@
+/**
+* This code was generated by [react-native-codegen](https://www.npmjs.com/package/react-native-codegen).
+*
+* Do not edit this file as changes may cause incorrect behavior and will be lost
+* once the code is regenerated.
+*
+* @generated by codegen project: GeneratePropsJavaDelegate.js
+*/
+
+package com.facebook.react.viewmanagers;
+
+import android.view.View;
+import androidx.annotation.Nullable;
+import com.facebook.react.bridge.ReadableArray;
+import com.facebook.react.uimanager.BaseViewManagerDelegate;
+import com.facebook.react.uimanager.BaseViewManager;
+import com.facebook.react.uimanager.LayoutShadowNode;
+
+public class SampleNativeComponentManagerDelegate<T extends View, U extends BaseViewManager<T, ? extends LayoutShadowNode> & SampleNativeComponentManagerInterface<T>> extends BaseViewManagerDelegate<T, U> {
+  public SampleNativeComponentManagerDelegate(U viewManager) {
+    super(viewManager);
+  }
+  @Override
+  public void setProperty(T view, String propName, @Nullable Object value) {
+    switch (propName) {
+      case "opacity":
+        mViewManager.setOpacity(view, value == null ? 0f : ((Double) value).floatValue());
+        break;
+      case "values":
+        mViewManager.setValues(view, (ReadableArray) value);
+        break;
+      default:
+        super.setProperty(view, propName, value);
+    }
+  }
+
+  @Override
+  public void receiveCommand(T view, String commandName, @Nullable ReadableArray args) {
+    switch (commandName) {
+      case "changeBackgroundColor":
+        mViewManager.changeBackgroundColor(view, args.getString(0));
+        break;
+    }
+  }
+}