Release 0.81.0-rc.4

#publish-packages-to-npm&next
renamed release testing scripts (#52541 )
2025-11-01 09:14:26 +00:00 · 2025-08-05 11:08:36 +00:00 · 2025-08-04 16:58:58 +01:00 · 2025-08-04 14:26:00 +01:00 · 2025-08-04 14:23:38 +01:00 · 2025-07-29 17:25:32 +00:00
199 changed files with 1495 additions and 868 deletions
@@ -15,8 +15,6 @@ 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
@@ -45,6 +43,8 @@ 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: ${{ steps.check_if_apple_artifacts_are_there.outputs.ARTIFACTS_EXIST != 'true' }}
      uses: ./.github/actions/yarn-install
@@ -14,23 +14,23 @@ runs:
      uses: actions/download-artifact@v4
      with:
        name: hermes-workspace
-        path: 'D:\tmp\hermes'
+        path: 'C:\tmp\hermes'
    - name: Set up workspace
      shell: powershell
      run: |
-        mkdir -p D:\tmp\hermes\osx-bin
+        mkdir -p C:\tmp\hermes\osx-bin
        mkdir -p .\packages\react-native\sdks\hermes
-        cp -r -Force D:\tmp\hermes\hermes\* .\packages\react-native\sdks\hermes\.
+        cp -r -Force C:\tmp\hermes\hermes\* .\packages\react-native\sdks\hermes\.
        cp -r -Force .\packages\react-native\sdks\hermes-engine\utils\* .\packages\react-native\sdks\hermes\.
    - name: Windows cache
      uses: actions/cache@v4
      with:
        key: v3-hermes-${{ github.job }}-windows-${{ inputs.hermes-version }}-${{ inputs.react-native-version }}
        path: |
-          D:\tmp\hermes\win64-bin\
-          D:\tmp\hermes\hermes\icu\
-          D:\tmp\hermes\hermes\deps\
-          D:\tmp\hermes\hermes\build_release\
+          C:\tmp\hermes\win64-bin\
+          C:\tmp\hermes\hermes\icu\
+          C:\tmp\hermes\hermes\deps\
+          C:\tmp\hermes\hermes\build_release\
    - name: setup-msbuild
      uses: microsoft/setup-msbuild@v1.3.2
    - name: Set up workspace
@@ -83,4 +83,4 @@ runs:
      uses: actions/upload-artifact@v4.3.4
      with:
        name: hermes-win64-bin
-        path: D:\tmp\hermes\win64-bin\
+        path: C:\tmp\hermes\win64-bin\
@@ -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: ${{ inputs.gradle-cache-encryption-key }}
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
    - name: Install dependencies
      uses: ./.github/actions/yarn-install
    - name: Build packages
@@ -14,6 +14,8 @@ inputs:
 runs:
  using: composite
  steps:
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
    - name: Yarn install
      uses: ./.github/actions/yarn-install
    - name: Configure Git
@@ -35,6 +35,8 @@ runs:
      with:
        java-version: '17'
        distribution: 'zulu'
+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
    - name: Run yarn install
      uses: ./.github/actions/yarn-install
    - name: Start Metro in Debug
@@ -17,9 +17,6 @@ outputs:
 runs:
  using: composite
  steps:
-    - name: Setup node.js
-      uses: ./.github/actions/setup-node
-
    - name: Setup hermes version
      shell: bash
      id: hermes-version
@@ -67,6 +64,8 @@ runs:
          echo "HERMES_CACHED=true" >> "$GITHUB_OUTPUT"
        fi

+    - name: Setup node.js
+      uses: ./.github/actions/setup-node
    - name: Yarn- Install Dependencies
      if: ${{ steps.meaningful-cache.outputs.HERMES_CACHED != 'true' }}
      uses: ./.github/actions/yarn-install
@@ -4,7 +4,7 @@ inputs:
  node-version:
    description: 'The node.js version to use'
    required: false
-    default: '22'
+    default: '22.14.0'
 runs:
  using: "composite"
  steps:
@@ -23,6 +23,8 @@ runs:
      uses: ./.github/actions/setup-xcode
    - name: Setup node.js
      uses: ./.github/actions/setup-node
+    - name: Run yarn install
+      uses: ./.github/actions/yarn-install
    - name: Create Hermes folder
      shell: bash
      run: mkdir -p "$HERMES_WS_DIR"
@@ -34,8 +36,6 @@ 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:
@@ -38,7 +38,7 @@ describe('#verifyArtifactsAreOnMaven', () => {

    expect(mockSleep).toHaveBeenCalledTimes(1);
    expect(mockFetch).toHaveBeenCalledWith(
-      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1',
+      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1/react-native-artifacts-0.78.1.pom',
    );
  });

@@ -55,7 +55,7 @@ describe('#verifyArtifactsAreOnMaven', () => {

    expect(mockSleep).toHaveBeenCalledTimes(1);
    expect(mockFetch).toHaveBeenCalledWith(
-      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1',
+      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1/react-native-artifacts-0.78.1.pom',
    );
  });

@@ -67,7 +67,7 @@ describe('#verifyArtifactsAreOnMaven', () => {

    expect(mockSleep).toHaveBeenCalledTimes(0);
    expect(mockFetch).toHaveBeenCalledWith(
-      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1',
+      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1/react-native-artifacts-0.78.1.pom',
    );
  });

@@ -81,7 +81,7 @@ describe('#verifyArtifactsAreOnMaven', () => {
    expect(mockSleep).toHaveBeenCalledTimes(90);
    expect(mockExit).toHaveBeenCalledWith(1);
    expect(mockFetch).toHaveBeenCalledWith(
-      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1',
+      'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/0.78.1/react-native-artifacts-0.78.1.pom',
    );
  });
 });
@@ -13,13 +13,14 @@ const SLEEP_S = 60; // 1 minute
 const MAX_RETRIES = 90; // 90 attempts. Waiting between attempt: 1 min. Total time: 90 min.
 const ARTIFACT_URL =
  'https://repo1.maven.org/maven2/com/facebook/react/react-native-artifacts/';
+const ARTIFACT_NAME = 'react-native-artifacts-';

 async function verifyArtifactsAreOnMaven(version, retries = MAX_RETRIES) {
  if (version.startsWith('v')) {
    version = version.substring(1);
  }

-  const artifactUrl = `${ARTIFACT_URL}${version}`;
+  const artifactUrl = `${ARTIFACT_URL}${version}/${ARTIFACT_NAME}${version}.pom`;
  for (let currentAttempt = 1; currentAttempt <= retries; currentAttempt++) {
    const response = await fetch(artifactUrl);

@@ -18,6 +18,10 @@ jobs:
        run: |
          git config --local user.email "bot@reactnative.dev"
          git config --local user.name "React Native Bot"
+      - name: Setup xcode
+        uses: ./.github/actions/setup-xcode
+        with:
+          xcode-version: '16.2.0'
      - name: Extract branch name
        run: |
          TAG="${{ github.ref_name }}";
@@ -128,9 +128,9 @@ jobs:
    runs-on: windows-2025
    needs: prepare_hermes_workspace
    env:
-      HERMES_WS_DIR: 'D:\tmp\hermes'
-      HERMES_TARBALL_ARTIFACTS_DIR: 'D:\tmp\hermes\hermes-runtime-darwin'
-      HERMES_OSXBIN_ARTIFACTS_DIR: 'D:\tmp\hermes\osx-bin'
+      HERMES_WS_DIR: 'C:\tmp\hermes'
+      HERMES_TARBALL_ARTIFACTS_DIR: 'C:\tmp\hermes\hermes-runtime-darwin'
+      HERMES_OSXBIN_ARTIFACTS_DIR: 'C:\tmp\hermes\osx-bin'
      ICU_URL: "https://github.com/unicode-org/icu/releases/download/release-64-2/icu4c-64_2-Win64-MSVC2017.zip"
      MSBUILD_DIR: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin'
      CMAKE_DIR: 'C:\Program Files\CMake\bin'
@@ -23,7 +23,7 @@ jobs:
        id: restore-ios-slice
        uses: actions/cache/restore@v4
        with:
-          key: v3-ios-core-${{ matrix.slice }}-${{ matrix.flavor }}-${{ hashFiles('packages/react-native/Package.swift') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
+          key: v3-ios-core-${{ 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/**/*') }}
          path: packages/react-native/
      - name: Setup node.js
        if: steps.restore-ios-slice.outputs.cache-hit != 'true'
@@ -83,7 +83,7 @@ jobs:
          # Move the XCFramework in the destination directory
          mv /tmp/third-party/packages/react-native/third-party/ReactNativeDependencies.xcframework packages/react-native/third-party/ReactNativeDependencies.xcframework

-          VERSION=$(jq -r '.version' package.json)
+          VERSION=$(jq -r '.version' packages/react-native/package.json)
          echo "$VERSION-${{matrix.flavor}}" > "packages/react-native/third-party/version.txt"
          cat "packages/react-native/third-party/version.txt"
          # Check destination directory
@@ -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') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
+          key: v3-ios-core-${{ 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/**/*') }}
          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 }}-${{ hashFiles('packages/react-native/Package.swift') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
+          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/**/*') }}
      - 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') }}-${{ hashFiles('packages/react-native/scripts/ios-prebuild/setup.js') }}
+          key: v2-ios-core-xcframework-${{ 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/**/*') }}
@@ -125,9 +125,9 @@ jobs:
    runs-on: windows-2025
    needs: prepare_hermes_workspace
    env:
-      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'
+      HERMES_WS_DIR: 'C:\tmp\hermes'
+      HERMES_TARBALL_ARTIFACTS_DIR: 'C:\tmp\hermes\hermes-runtime-darwin'
+      HERMES_OSXBIN_ARTIFACTS_DIR: 'C:\tmp\hermes\osx-bin'
      ICU_URL: "https://github.com/unicode-org/icu/releases/download/release-64-2/icu4c-64_2-Win64-MSVC2017.zip"
      MSBUILD_DIR: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin'
      CMAKE_DIR: 'C:\Program Files\CMake\bin'
@@ -392,9 +392,9 @@ jobs:
    runs-on: windows-2025
    needs: prepare_hermes_workspace
    env:
-      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'
+      HERMES_WS_DIR: 'C:\tmp\hermes'
+      HERMES_TARBALL_ARTIFACTS_DIR: 'C:\tmp\hermes\hermes-runtime-darwin'
+      HERMES_OSXBIN_ARTIFACTS_DIR: 'C:\tmp\hermes\osx-bin'
      ICU_URL: "https://github.com/unicode-org/icu/releases/download/release-64-2/icu4c-64_2-Win64-MSVC2017.zip"
      MSBUILD_DIR: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin'
      CMAKE_DIR: 'C:\Program Files\CMake\bin'
@@ -593,7 +593,7 @@ jobs:
    strategy:
      fail-fast: false
      matrix:
-        node-version: ["24", "22"]
+        node-version: ["24.4.1", "22", "20.19.4"]
    steps:
      - name: Checkout
        uses: actions/checkout@v4
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
@@ -26,8 +26,8 @@
    "set-version": "node ./scripts/releases/set-version.js",
    "test-android": "./gradlew :packages:react-native:ReactAndroid:test",
    "test-ci": "jest --maxWorkers=2 --ci --reporters=\"default\" --reporters=\"jest-junit\"",
-    "test-e2e-local-clean": "node ./scripts/release-testing/test-e2e-local-clean.js",
-    "test-e2e-local": "node ./scripts/release-testing/test-e2e-local.js",
+    "test-release-local-clean": "node ./scripts/release-testing/test-release-local-clean.js",
+    "test-release-local": "node ./scripts/release-testing/test-release-local.js",
    "test-ios": "./scripts/objc-test.sh test",
    "test-typescript": "tsc -p packages/react-native/types/tsconfig.json",
    "test-generated-typescript": "tsc -p packages/react-native/types_generated/tsconfig.test.json",
@@ -52,8 +52,8 @@
    "@electron/packager": "^18.3.6",
    "@jest/create-cache-key-function": "^29.7.0",
    "@microsoft/api-extractor": "^7.52.2",
-    "@react-native/metro-babel-transformer": "0.81.0-main",
-    "@react-native/metro-config": "0.81.0-main",
+    "@react-native/metro-babel-transformer": "0.81.0-rc.4",
+    "@react-native/metro-config": "0.81.0-rc.4",
    "@tsconfig/node22": "22.0.2",
    "@types/react": "^19.1.0",
    "@typescript-eslint/parser": "^7.1.1",
@@ -90,9 +90,9 @@
    "jest-snapshot": "^29.7.0",
    "markdownlint-cli2": "^0.17.2",
    "markdownlint-rule-relative-links": "^3.0.0",
-    "metro-babel-register": "^0.82.5",
+    "metro-babel-register": "^0.83.1",
    "metro-memory-fs": "^0.82.5",
-    "metro-transform-plugins": "^0.82.5",
+    "metro-transform-plugins": "^0.83.1",
    "micromatch": "^4.0.4",
    "node-fetch": "^2.2.0",
    "nullthrows": "^1.1.1",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/assets-registry",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Asset support code for React Native.",
  "license": "MIT",
  "repository": {
@@ -17,7 +17,7 @@
  ],
  "bugs": "https://github.com/facebook/react-native/issues",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "files": [
    "path-support.js",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/babel-plugin-codegen",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "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": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "files": [
    "index.js"
  ],
  "dependencies": {
    "@babel/traverse": "^7.25.3",
-    "@react-native/codegen": "0.81.0-main"
+    "@react-native/codegen": "0.81.0-rc.4"
  },
  "devDependencies": {
    "@babel/core": "^7.25.2"
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/community-cli-plugin",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Core CLI commands for React Native",
  "keywords": [
    "react-native",
@@ -22,16 +22,16 @@
    "dist"
  ],
  "dependencies": {
-    "@react-native/dev-middleware": "0.81.0-main",
+    "@react-native/dev-middleware": "0.81.0-rc.4",
    "debug": "^4.4.0",
    "invariant": "^2.2.4",
-    "metro": "^0.82.5",
-    "metro-config": "^0.82.5",
-    "metro-core": "^0.82.5",
+    "metro": "^0.83.1",
+    "metro-config": "^0.83.1",
+    "metro-core": "^0.83.1",
    "semver": "^7.1.3"
  },
  "devDependencies": {
-    "metro-resolver": "^0.82.5"
+    "metro-resolver": "^0.83.1"
  },
  "peerDependencies": {
    "@react-native-community/cli": "*",
@@ -43,6 +43,6 @@
    }
  },
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  }
 }
@@ -147,7 +147,7 @@ async function runServer(
  // $FlowIgnore[cannot-write] Assigning to readonly property
  metroConfig.reporter = reporter;

-  const serverInstance = await Metro.runServer(metroConfig, {
+  const {httpServer: serverInstance} = await Metro.runServer(metroConfig, {
    host: args.host,
    secure: args.https,
    secureCert: args.cert,
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/core-cli-utils",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "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": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "files": [
    "dist"
@@ -76,9 +76,8 @@ function getNodePackagePath(packageName: string): string {
 }

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

 export const tasks = {
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/debugger-frontend",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Debugger frontend for React Native based on Chrome DevTools",
  "keywords": [
    "react-native",
@@ -20,6 +20,6 @@
    "BUILD_INFO"
  ],
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  }
 }
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/debugger-shell",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "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": ">= 22.14.0",
+    "node": ">= 20.19.4",
    "electron": ">=36.3.0"
  },
  "dependencies": {
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/dev-middleware",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Dev server middleware for React Native",
  "keywords": [
    "react-native",
@@ -23,7 +23,7 @@
  ],
  "dependencies": {
    "@isaacs/ttlcache": "^1.4.1",
-    "@react-native/debugger-frontend": "0.81.0-main",
+    "@react-native/debugger-frontend": "0.81.0-rc.4",
    "chrome-launcher": "^0.15.2",
    "chromium-edge-launcher": "^0.2.0",
    "connect": "^3.6.5",
@@ -35,7 +35,7 @@
    "ws": "^6.2.3"
  },
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "devDependencies": {
    "selfsigned": "^2.4.1",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/eslint-config",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "ESLint config for React Native",
  "license": "MIT",
  "repository": {
@@ -16,13 +16,13 @@
  ],
  "bugs": "https://github.com/facebook/react-native/issues",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "main": "index.js",
  "dependencies": {
    "@babel/core": "^7.25.2",
    "@babel/eslint-parser": "^7.25.1",
-    "@react-native/eslint-plugin": "0.81.0-main",
+    "@react-native/eslint-plugin": "0.81.0-rc.4",
    "@typescript-eslint/eslint-plugin": "^7.1.1",
    "@typescript-eslint/parser": "^7.1.1",
    "eslint-config-prettier": "^8.5.0",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/eslint-plugin",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "ESLint rules for @react-native/eslint-config",
  "license": "MIT",
  "repository": {
@@ -22,6 +22,6 @@
    "hermes-eslint": "0.29.1"
  },
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  }
 }
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/eslint-plugin-specs",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "ESLint rules to validate NativeModule and Component Specs",
  "license": "MIT",
  "repository": {
@@ -26,7 +26,7 @@
  "dependencies": {
    "@babel/core": "^7.25.2",
    "@babel/plugin-transform-flow-strip-types": "^7.25.2",
-    "@react-native/codegen": "0.81.0-main",
+    "@react-native/codegen": "0.81.0-rc.4",
    "make-dir": "^2.1.0",
    "pirates": "^4.0.1",
    "source-map-support": "0.5.0"
@@ -36,6 +36,6 @@
    "hermes-eslint": "0.29.1"
  },
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  }
 }
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/gradle-plugin",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Gradle Plugin for React Native",
  "license": "MIT",
  "repository": {
@@ -16,7 +16,7 @@
  ],
  "bugs": "https://github.com/facebook/react-native/issues",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "scripts": {
    "build": "./gradlew build",
@@ -26,5 +26,21 @@ 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)
+      }
+    }
  }
 }
@@ -148,6 +148,7 @@ abstract class GeneratePackageListTask : DefaultTask() {
            
            {{ packageImports }}
            
+            @SuppressWarnings("deprecation")
            public class PackageList {
              private Application application;
              private ReactNativeHost reactNativeHost;
@@ -233,6 +233,7 @@ class GeneratePackageListTaskTest {



+    @SuppressWarnings("deprecation")
    public class PackageList {
      private Application application;
      private ReactNativeHost reactNativeHost;
@@ -311,7 +312,8 @@ class GeneratePackageListTaskTest {
    import com.facebook.react.aPackage;
    // @react-native/another-package
    import com.facebook.react.anotherPackage;
-
+    
+    @SuppressWarnings("deprecation")
    public class PackageList {
      private Application application;
      private ReactNativeHost reactNativeHost;
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/metro-config",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Metro configuration for React Native.",
  "license": "MIT",
  "repository": {
@@ -16,7 +16,7 @@
  ],
  "bugs": "https://github.com/facebook/react-native/issues",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "exports": {
    ".": "./src/index.js",
@@ -26,9 +26,9 @@
    "dist"
  ],
  "dependencies": {
-    "@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"
+    "@react-native/js-polyfills": "0.81.0-rc.4",
+    "@react-native/metro-babel-transformer": "0.81.0-rc.4",
+    "metro-config": "^0.83.1",
+    "metro-runtime": "^0.83.1"
  }
 }
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/new-app-screen",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "NewAppScreen component for React Native",
  "keywords": [
    "react-native"
@@ -30,6 +30,6 @@
    }
  },
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  }
 }
@@ -13,10 +13,7 @@ import {ThemedText, useTheme} from './Theme';
 import * as React from 'react';
 import {
  Image,
-  Platform,
-  SafeAreaView,
  ScrollView,
-  StatusBar,
  StyleSheet,
  Text,
  TouchableHighlight,
@@ -29,24 +26,32 @@ import {version as ReactNativeVersion} from 'react-native/Libraries/Core/ReactNa

 export type NewAppScreenProps = $ReadOnly<{
  templateFileName?: string,
+  safeAreaInsets?: $ReadOnly<{
+    top: number,
+    bottom: number,
+    left: number,
+    right: number,
+  }>,
 }>;

-const statusBarHeightOffset = Platform.select({
-  android: StatusBar.currentHeight || 0,
-  default: 0,
-});
-
 export default function NewAppScreen({
  templateFileName = 'App.tsx',
+  safeAreaInsets = {top: 0, bottom: 0, left: 0, right: 0},
 }: NewAppScreenProps): React.Node {
  const {colors} = useTheme();
  const isDarkMode = useColorScheme() === 'dark';
  const isLargeScreen = useWindowDimensions().width > 600;

  return (
-    <SafeAreaView style={{backgroundColor: colors.background}}>
-      <ScrollView>
-        <View style={[styles.container, {paddingTop: statusBarHeightOffset}]}>
+    <View
+      style={{
+        backgroundColor: colors.background,
+        paddingTop: safeAreaInsets.top,
+        paddingLeft: safeAreaInsets.left,
+        paddingRight: safeAreaInsets.right,
+      }}>
+      <ScrollView style={{paddingBottom: safeAreaInsets.bottom}}>
+        <View style={styles.container}>
          <View style={styles.header}>
            <Image
              style={styles.logo}
@@ -99,7 +104,7 @@ export default function NewAppScreen({
          </View>
        </View>
      </ScrollView>
-    </SafeAreaView>
+    </View>
  );
 }

@@ -11,6 +11,14 @@ import type * as React from 'react';

 export type NewAppScreenProps = Readonly<{
  templateFileName?: string | undefined;
+  safeAreaInsets?:
+    | Readonly<{
+        top: number;
+        bottom: number;
+        left: number;
+        right: number;
+      }>
+    | undefined;
 }>;

 export function NewAppScreen(props: NewAppScreenProps): React.ReactNode;
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/normalize-colors",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Color normalization for React Native.",
  "license": "MIT",
  "repository": {
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/js-polyfills",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Polyfills for React Native.",
  "license": "MIT",
  "repository": {
@@ -18,7 +18,7 @@
  ],
  "bugs": "https://github.com/facebook/react-native/issues",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "files": [
    "console.js",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/babel-preset",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Babel preset for React Native applications",
  "repository": {
    "type": "git",
@@ -13,7 +13,7 @@
  ],
  "license": "MIT",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "main": "src/index.js",
  "files": [
@@ -66,7 +66,7 @@
    "@babel/plugin-transform-typescript": "^7.25.2",
    "@babel/plugin-transform-unicode-regex": "^7.24.7",
    "@babel/template": "^7.25.0",
-    "@react-native/babel-plugin-codegen": "0.81.0-main",
+    "@react-native/babel-plugin-codegen": "0.81.0-rc.4",
    "babel-plugin-syntax-hermes-parser": "0.29.1",
    "babel-plugin-transform-flow-enums": "^0.0.2",
    "react-refresh": "^0.14.0"
@@ -38,19 +38,6 @@ 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.
@@ -234,7 +221,28 @@ const getPreset = (src, options) => {
        plugins: [require('@babel/plugin-transform-flow-strip-types')],
      },
      {
-        plugins: defaultPlugins,
+        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')],
+        ],
      },
      {
        test: isTypeScriptSource,
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/metro-babel-transformer",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Babel transformer for React Native applications.",
  "repository": {
    "type": "git",
@@ -14,7 +14,7 @@
  ],
  "license": "MIT",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "main": "src/index.js",
  "files": [
@@ -27,7 +27,7 @@
  ],
  "dependencies": {
    "@babel/core": "^7.25.2",
-    "@react-native/babel-preset": "0.81.0-main",
+    "@react-native/babel-preset": "0.81.0-rc.4",
    "hermes-parser": "0.29.1",
    "nullthrows": "^1.1.1"
  },
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/codegen",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "Code generation tools for React Native",
  "license": "MIT",
  "repository": {
@@ -18,7 +18,7 @@
  ],
  "bugs": "https://github.com/facebook/react-native/issues",
  "engines": {
-    "node": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "scripts": {
    "build": "yarn clean && node scripts/build.js --verbose",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/compatibility-check",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "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": ">= 22.14.0"
+    "node": ">= 20.19.4"
  },
  "exports": {
    ".": "./src/index.js",
@@ -29,7 +29,7 @@
    "dist"
  ],
  "dependencies": {
-    "@react-native/codegen": "0.81.0-main"
+    "@react-native/codegen": "0.81.0-rc.4"
  },
  "devDependencies": {
    "flow-remove-types": "^2.237.2",
@@ -1,6 +1,6 @@
 {
  "name": "@react-native/popup-menu-android",
-  "version": "0.81.0-main",
+  "version": "0.81.0-rc.4",
  "description": "PopupMenu for the Android platform",
  "main": "index.js",
  "files": [
@@ -21,7 +21,7 @@
  },
  "license": "MIT",
  "devDependencies": {
-    "@react-native/codegen": "0.81.0-main"
+    "@react-native/codegen": "0.81.0-rc.4"
  },
  "peerDependencies": {
    "@types/react": "^19.1.0",
@@ -12,7 +12,9 @@ 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))

@@ -26,8 +26,8 @@
  ],
  "devDependencies": {
    "@babel/core": "^7.25.2",
-    "@react-native/babel-preset": "0.81.0-main",
-    "react-native": "1000.0.0"
+    "@react-native/babel-preset": "0.81.0-rc.4",
+    "react-native": "0.81.0-rc.4"
  },
  "peerDependencies": {
    "react": "*",
@@ -84,4 +84,5 @@ Pod::Spec.new do |s|

  depend_on_js_engine(s)
  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -55,4 +55,5 @@ Pod::Spec.new do |s|
  end

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -23,7 +23,7 @@ import {use} from 'react';
 *
 * @see https://reactnative.dev/docs/view
 */
-export default component View(
+component View(
  ref?: React.RefSetter<React.ElementRef<typeof ViewNativeComponent>>,
  ...props: ViewProps
 ) {
@@ -213,3 +213,7 @@ export default component View(
  }
  return actualView;
 }
+
+View.displayName = 'View';
+
+export default View;
@@ -15,8 +15,8 @@ export const version: $ReadOnly<{
  patch: number,
  prerelease: string | null,
 }> = {
-  major: 1000,
-  minor: 0,
+  major: 0,
+  minor: 81,
  patch: 0,
-  prerelease: null,
+  prerelease: 'rc.4',
 };
@@ -53,4 +53,5 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-NativeModulesApple")

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -50,4 +50,5 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-featureflags")

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -52,4 +52,5 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-NativeModulesApple", :additional_framework_paths => ["build/generated/ios"])

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -48,4 +48,6 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-RCTFBReactNativeSpec")
  add_dependency(s, "ReactCommon", :subspec => "turbomodule/core", :additional_framework_paths => ["react/nativemodule/core"])
  add_dependency(s, "React-NativeModulesApple")
+
+  add_rncore_dependency(s)
 end
@@ -49,4 +49,5 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-NativeModulesApple", :additional_framework_paths => ["build/generated/ios"])

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -49,4 +49,5 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-NativeModulesApple")

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -62,8 +62,7 @@ Pod::Spec.new do |s|
        CONFIG="Debug"
      fi

-      # TODO(T228219721): Add this for React Native Core as well
-      ##### "$NODE_BINARY" "$REACT_NATIVE_PATH/third-party-podspecs/replace_dependencies_version.js" -c "$CONFIG" -r "#{version}" -p "$PODS_ROOT"
+      "$NODE_BINARY" "$REACT_NATIVE_PATH/scripts/replace-rncore-version.js" -c "$CONFIG" -r "#{version}" -p "$PODS_ROOT"
      EOS
    }

@@ -73,7 +72,7 @@ Pod::Spec.new do |s|
      # always run the script without warning
      script_phase[:always_out_of_date] = "1"
    end
-    
+
    s.script_phase = script_phase
  end
 end
@@ -83,10 +83,6 @@ Pod::Spec.new do |s|
    ss.exclude_files = exclude_files
    ss.private_header_files   = "React/Cxx*/*.h"

-    # Include prebuilt if we're not building from source
-    if !ReactNativeCoreUtils.build_rncore_from_source()
-      ss.dependency "React-Core-prebuilt", version
-    end
  end

  s.subspec "DevSupport" do |ss|
@@ -137,4 +133,5 @@ Pod::Spec.new do |s|

  depend_on_js_engine(s)
  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -21,10 +21,10 @@ NSDictionary* RCTGetReactNativeVersion(void)
  static dispatch_once_t onceToken;
  dispatch_once(&onceToken, ^(void){
    __rnVersion = @{
-                  RCTVersionMajor: @(1000),
-                  RCTVersionMinor: @(0),
+                  RCTVersionMajor: @(0),
+                  RCTVersionMinor: @(81),
                  RCTVersionPatch: @(0),
-                  RCTVersionPrerelease: [NSNull null],
+                  RCTVersionPrerelease: @"rc.4",
                  };
  });
  return __rnVersion;
@@ -63,4 +63,5 @@ Pod::Spec.new do |s|
  add_dependency(s, "React-NativeModulesApple")

  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -61,6 +61,7 @@ Pod::Spec.new do |s|

  depend_on_js_engine(s)
  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)

  s.subspec "components" do |ss|
    ss.source_files         = podspec_sources("FBReactNativeSpec/react/renderer/components/FBReactNativeSpec/**/*.{m,mm,cpp,h}", "FBReactNativeSpec/react/renderer/components/FBReactNativeSpec/**/*.{h}")
@@ -97,6 +97,7 @@ Pod::Spec.new do |s|

  depend_on_js_engine(s)
  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)

  s.test_spec 'Tests' do |test_spec|
    test_spec.source_files = podspec_sources("Tests/**/*.{mm}", "")
@@ -68,4 +68,5 @@ Pod::Spec.new do |s|

  depend_on_js_engine(s)
  add_rn_third_party_dependencies(s)
+  add_rncore_dependency(s)
 end
@@ -31,8 +31,8 @@ public abstract class com/facebook/react/HeadlessJsTaskService : android/app/Ser
 	public fun <init> ()V
 	public static final fun acquireWakeLockNow (Landroid/content/Context;)V
 	protected final fun getReactContext ()Lcom/facebook/react/bridge/ReactContext;
-	protected final fun getReactHost ()Lcom/facebook/react/ReactHost;
-	protected final fun getReactNativeHost ()Lcom/facebook/react/ReactNativeHost;
+	protected fun getReactHost ()Lcom/facebook/react/ReactHost;
+	protected fun getReactNativeHost ()Lcom/facebook/react/ReactNativeHost;
 	protected fun getTaskConfig (Landroid/content/Intent;)Lcom/facebook/react/jstasks/HeadlessJsTaskConfig;
 	public fun onBind (Landroid/content/Intent;)Landroid/os/IBinder;
 	public fun onDestroy ()V
@@ -353,7 +353,7 @@ public abstract class com/facebook/react/ReactNativeHost {
 }

 public abstract interface class com/facebook/react/ReactPackage {
-	public abstract fun createNativeModules (Lcom/facebook/react/bridge/ReactApplicationContext;)Ljava/util/List;
+	public fun createNativeModules (Lcom/facebook/react/bridge/ReactApplicationContext;)Ljava/util/List;
 	public abstract fun createViewManagers (Lcom/facebook/react/bridge/ReactApplicationContext;)Ljava/util/List;
 	public fun getModule (Ljava/lang/String;Lcom/facebook/react/bridge/ReactApplicationContext;)Lcom/facebook/react/bridge/NativeModule;
 }
@@ -112,6 +112,8 @@ val preparePrefab by
                      Pair(
                          "../ReactCommon/react/renderer/animations/",
                          "react/renderer/animations/"),
+                      // react_renderer_bridging
+                      Pair("../ReactCommon/react/renderer/bridging/", "react/renderer/bridging/"),
                      // react_renderer_componentregistry
                      Pair(
                          "../ReactCommon/react/renderer/componentregistry/",
@@ -1,4 +1,4 @@
-VERSION_NAME=1000.0.0
+VERSION_NAME=0.81.0-rc.4
 react.internal.publishingGroup=com.facebook.react

 android.useAndroidX=true
@@ -22,6 +22,7 @@ import javax.inject.Provider
 /** Abstract class that supports lazy loading of NativeModules by default. */
 public abstract class BaseReactPackage : ReactPackage {

+  @Deprecated("Migrate to [BaseReactPackage] and implement [getModule] instead.")
  override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> {
    throw UnsupportedOperationException(
        "createNativeModules method is not supported. Use getModule() method instead.")
@@ -112,7 +112,8 @@ public abstract class HeadlessJsTaskService : Service(), HeadlessJsTaskEventList
   * simply have a different mechanism for storing a `ReactNativeHost`, e.g. as a static field
   * somewhere.
   */
-  protected val reactNativeHost: ReactNativeHost
+  @Suppress("DEPRECATION")
+  protected open val reactNativeHost: ReactNativeHost
    get() = (application as ReactApplication).reactNativeHost

  /**
@@ -120,7 +121,7 @@ public abstract class HeadlessJsTaskService : Service(), HeadlessJsTaskEventList
   * [ReactApplication] and calls [ReactApplication.reactHost]. This method assumes it is called in
   * new architecture and returns null if not.
   */
-  protected val reactHost: ReactHost?
+  protected open val reactHost: ReactHost?
    get() = (application as ReactApplication).reactHost

  protected val reactContext: ReactContext?
@@ -92,6 +92,8 @@ public abstract class LazyReactPackage : ReactPackage {
   * @param reactContext react application context that can be used to create modules
   * @return A [List]<[NativeModule]> to register
   */
+  @Suppress("DEPRECATION")
+  @Deprecated("Migrate to [BaseReactPackage] and implement [getModule] instead.")
  override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> =
      buildList {
        for (holder in getNativeModules(reactContext)) {
@@ -18,20 +18,22 @@ import android.view.KeyEvent;
 import android.view.Window;
 import androidx.annotation.Nullable;
 import com.facebook.infer.annotation.Assertions;
+import com.facebook.infer.annotation.Nullsafe;
 import com.facebook.react.bridge.Callback;
 import com.facebook.react.bridge.ReactContext;
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture;
 import com.facebook.react.interfaces.fabric.ReactSurface;
 import com.facebook.react.internal.featureflags.ReactNativeNewArchitectureFeatureFlags;
 import com.facebook.react.modules.core.PermissionListener;
 import com.facebook.react.views.view.WindowUtilKt;
 import com.facebook.systrace.Systrace;
+import java.util.Objects;

 /**
 * Delegate class for {@link ReactActivity}. You can subclass this to provide custom implementations
 * for e.g. {@link #getReactNativeHost()}, if your Application class doesn't implement {@link
 * ReactApplication}.
 */
+@Nullsafe(Nullsafe.Mode.LOCAL)
 public class ReactActivityDelegate {

  private final @Nullable Activity mActivity;
@@ -86,8 +88,11 @@ public class ReactActivityDelegate {
   * ReactApplication#getReactNativeHost()}. Override this method if your application class does not
   * implement {@code ReactApplication} or you simply have a different mechanism for storing a
   * {@code ReactNativeHost}, e.g. as a static field somewhere.
+   *
+   * @deprecated "Do not access {@link ReactNativeHost} directly. This class is going away in the
+   *     New Architecture. You should access {@link ReactHost} instead."
   */
-  @DeprecatedInNewArchitecture(message = "Use getReactHost()")
+  @Deprecated
  protected ReactNativeHost getReactNativeHost() {
    return ((ReactApplication) getPlainActivity().getApplication()).getReactNativeHost();
  }
@@ -107,16 +112,21 @@ public class ReactActivityDelegate {
    return mReactDelegate;
  }

-  @DeprecatedInNewArchitecture(message = "Use getReactHost()")
+  /**
+   * @deprecated @deprecated "Do not access {@link ReactInstanceManager} directly. This class is
+   *     going away in the New Architecture. You should access {@link ReactHost} instead."
+   * @noinspection deprecation
+   */
  public ReactInstanceManager getReactInstanceManager() {
-    return mReactDelegate.getReactInstanceManager();
+    return Objects.requireNonNull(mReactDelegate).getReactInstanceManager();
  }

+  @Nullable
  public String getMainComponentName() {
    return mMainComponentName;
  }

-  public void onCreate(Bundle savedInstanceState) {
+  public void onCreate(@Nullable Bundle savedInstanceState) {
    Systrace.traceSection(
        Systrace.TRACE_TAG_REACT,
        "ReactActivityDelegate.onCreate::init",
@@ -147,6 +157,7 @@ public class ReactActivityDelegate {
                    launchOptions,
                    isFabricEnabled()) {
                  @Override
+                  @Nullable
                  protected ReactRootView createRootView() {
                    ReactRootView rootView = ReactActivityDelegate.this.createRootView();
                    if (rootView == null) {
@@ -162,31 +173,29 @@ public class ReactActivityDelegate {
        });
  }

-  protected void loadApp(String appKey) {
-    mReactDelegate.loadApp(appKey);
+  protected void loadApp(@Nullable String appKey) {
+    Objects.requireNonNull(mReactDelegate).loadApp(Objects.requireNonNull(appKey));
    getPlainActivity().setContentView(mReactDelegate.getReactRootView());
  }

  public void setReactSurface(ReactSurface reactSurface) {
-    mReactDelegate.setReactSurface(reactSurface);
+    Objects.requireNonNull(mReactDelegate).setReactSurface(reactSurface);
  }

  public void setReactRootView(ReactRootView reactRootView) {
-    mReactDelegate.setReactRootView(reactRootView);
+    Objects.requireNonNull(mReactDelegate).setReactRootView(reactRootView);
  }

  public void onUserLeaveHint() {
-    if (mReactDelegate != null) {
-      mReactDelegate.onUserLeaveHint();
-    }
+    Objects.requireNonNull(mReactDelegate).onUserLeaveHint();
  }

  public void onPause() {
-    mReactDelegate.onHostPause();
+    Objects.requireNonNull(mReactDelegate).onHostPause();
  }

  public void onResume() {
-    mReactDelegate.onHostResume();
+    Objects.requireNonNull(mReactDelegate).onHostResume();

    if (mPermissionsCallback != null) {
      mPermissionsCallback.invoke();
@@ -195,43 +204,43 @@ public class ReactActivityDelegate {
  }

  public void onDestroy() {
-    mReactDelegate.onHostDestroy();
+    Objects.requireNonNull(mReactDelegate).onHostDestroy();
  }

-  public void onActivityResult(int requestCode, int resultCode, Intent data) {
-    mReactDelegate.onActivityResult(requestCode, resultCode, data, true);
+  public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
+    Objects.requireNonNull(mReactDelegate).onActivityResult(requestCode, resultCode, data, true);
  }

  public boolean onKeyDown(int keyCode, KeyEvent event) {
-    return mReactDelegate.onKeyDown(keyCode, event);
+    return Objects.requireNonNull(mReactDelegate).onKeyDown(keyCode, event);
  }

  public boolean onKeyUp(int keyCode, KeyEvent event) {
-    return mReactDelegate.shouldShowDevMenuOrReload(keyCode, event);
+    return Objects.requireNonNull(mReactDelegate).shouldShowDevMenuOrReload(keyCode, event);
  }

  public boolean onKeyLongPress(int keyCode, KeyEvent event) {
-    return mReactDelegate.onKeyLongPress(keyCode);
+    return Objects.requireNonNull(mReactDelegate).onKeyLongPress(keyCode);
  }

  public boolean onBackPressed() {
-    return mReactDelegate.onBackPressed();
+    return Objects.requireNonNull(mReactDelegate).onBackPressed();
  }

-  public boolean onNewIntent(Intent intent) {
-    return mReactDelegate.onNewIntent(intent);
+  public boolean onNewIntent(@Nullable Intent intent) {
+    return Objects.requireNonNull(mReactDelegate).onNewIntent(Objects.requireNonNull(intent));
  }

  public void onWindowFocusChanged(boolean hasFocus) {
-    mReactDelegate.onWindowFocusChanged(hasFocus);
+    Objects.requireNonNull(mReactDelegate).onWindowFocusChanged(hasFocus);
  }

  public void onConfigurationChanged(Configuration newConfig) {
-    mReactDelegate.onConfigurationChanged(newConfig);
+    Objects.requireNonNull(mReactDelegate).onConfigurationChanged(newConfig);
  }

  public void requestPermissions(
-      String[] permissions, int requestCode, PermissionListener listener) {
+      String[] permissions, int requestCode, @Nullable PermissionListener listener) {
    mPermissionListener = listener;
    getPlainActivity().requestPermissions(permissions, requestCode);
  }
@@ -267,7 +276,7 @@ public class ReactActivityDelegate {
   * context will no longer be valid.
   */
  public @Nullable ReactContext getCurrentReactContext() {
-    return mReactDelegate.getCurrentReactContext();
+    return Objects.requireNonNull(mReactDelegate).getCurrentReactContext();
  }

  /**
@@ -10,6 +10,10 @@ package com.facebook.react
 /** Interface that represents an instance of a React Native application */
 public interface ReactApplication {
  /** Get the default [ReactNativeHost] for this app. */
+  @Suppress("DEPRECATION")
+  @Deprecated(
+      "You should not use ReactNativeHost directly in the New Architecture. Use ReactHost instead.",
+      ReplaceWith("reactHost"))
  public val reactNativeHost: ReactNativeHost

  /**
@@ -14,7 +14,6 @@ import android.os.Bundle
 import android.view.KeyEvent
 import com.facebook.react.bridge.ReactContext
 import com.facebook.react.bridge.UiThreadUtil.runOnUiThread
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture
 import com.facebook.react.devsupport.DoubleTapReloadRecognizer
 import com.facebook.react.devsupport.ReleaseDevSupportManager
 import com.facebook.react.devsupport.interfaces.DevSupportManager
@@ -26,12 +25,17 @@ import com.facebook.react.modules.core.DefaultHardwareBackBtnHandler
 * A delegate for handling React Application support. This delegate is unaware whether it is used in
 * an [Activity] or a [android.app.Fragment].
 */
+@Suppress("DEPRECATION")
 public open class ReactDelegate {
  private val activity: Activity
  private var internalReactRootView: ReactRootView? = null
  private val mainComponentName: String?
  private var launchOptions: Bundle?
  private var doubleTapReloadRecognizer: DoubleTapReloadRecognizer?
+
+  @Deprecated(
+      "You should not use ReactNativeHost directly in the New Architecture. Use ReactHost instead.",
+      ReplaceWith("reactHost"))
  private var reactNativeHost: ReactNativeHost? = null
  public var reactHost: ReactHost? = null
    private set
@@ -380,7 +384,8 @@ public open class ReactDelegate {
    return false
  }

-  @DeprecatedInNewArchitecture(message = "Use reactHost")
+  @Deprecated(
+      "Do not access [ReactInstanceManager] directly. This class is going away in the New Architecture. You should use [ReactHost] instead.")
  public fun getReactInstanceManager(): ReactInstanceManager {
    val nonNullReactNativeHost =
        checkNotNull(reactNativeHost) {
@@ -58,6 +58,10 @@ public open class ReactFragment : Fragment(), PermissionAwareActivity {
   * method if your application class does not implement `ReactApplication` or you simply have a
   * different mechanism for storing a `ReactNativeHost`, e.g. as a static field somewhere.
   */
+  @Suppress("DEPRECATION")
+  @Deprecated(
+      "You should not use ReactNativeHost directly in the New Architecture. Use ReactHost instead.",
+      ReplaceWith("reactHost"))
  protected open val reactNativeHost: ReactNativeHost?
    get() = (activity?.application as ReactApplication?)?.reactNativeHost

@@ -10,6 +10,7 @@ package com.facebook.react;
 import android.app.Application;
 import androidx.annotation.Nullable;
 import com.facebook.infer.annotation.Assertions;
+import com.facebook.infer.annotation.Nullsafe;
 import com.facebook.react.bridge.JSExceptionHandler;
 import com.facebook.react.bridge.JavaScriptExecutorFactory;
 import com.facebook.react.bridge.ReactMarker;
@@ -18,7 +19,6 @@ import com.facebook.react.bridge.UIManagerProvider;
 import com.facebook.react.common.LifecycleState;
 import com.facebook.react.common.SurfaceDelegate;
 import com.facebook.react.common.SurfaceDelegateFactory;
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture;
 import com.facebook.react.common.annotations.internal.LegacyArchitecture;
 import com.facebook.react.common.annotations.internal.LegacyArchitectureLogLevel;
 import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
@@ -32,12 +32,12 @@ import java.util.List;
 /**
 * Simple class that holds an instance of {@link ReactInstanceManager}. This can be used in your
 * {@link Application class} (see {@link ReactApplication}), or as a static field.
+ *
+ * @deprecated This class will be replaced by com.facebook.react.ReactHost in the New Architecture.
 */
-@DeprecatedInNewArchitecture(
-    message =
-        "This class will be replaced by com.facebook.react.ReactHost in the new architecture of"
-            + " React Native.")
+@Deprecated
@LegacyArchitecture(logLevel = LegacyArchitectureLogLevel.ERROR)
+@Nullsafe(Nullsafe.Mode.LOCAL)
 public abstract class ReactNativeHost {

  static {
@@ -10,7 +10,6 @@ package com.facebook.react
 import com.facebook.react.bridge.NativeModule
 import com.facebook.react.bridge.ReactApplicationContext
 import com.facebook.react.bridge.UIManager
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture
 import com.facebook.react.common.annotations.StableReactNativeAPI
 import com.facebook.react.uimanager.ViewManager

@@ -34,8 +33,9 @@ public interface ReactPackage {
   * @return list of native modules to register with the newly created catalyst instance This method
   *   is deprecated in the new Architecture of React Native.
   */
-  @DeprecatedInNewArchitecture(message = "Migrate to BaseReactPackage and implement getModule")
-  public fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule>
+  @Deprecated(message = "Migrate to [BaseReactPackage] and implement [getModule] instead.")
+  public fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> =
+      emptyList()

  /** @return a list of view managers that should be registered with [UIManager] */
  public fun createViewManagers(
@@ -28,6 +28,7 @@ internal object ReactPackageHelper {
    FLog.d(
        ReactConstants.TAG,
        "${reactPackage.javaClass.simpleName} is not a LazyReactPackage, falling back to old version.")
+    @Suppress("DEPRECATION")
    val nativeModules = reactPackage.createNativeModules(reactApplicationContext)
    return Iterable {
      object : Iterator<ModuleHolder> {
@@ -83,6 +83,7 @@ public abstract class ReactPackageTurboModuleManagerDelegate : TurboModuleManage

      if (shouldSupportLegacyPackages()) {
        // TODO(T145105887): Output warnings that ReactPackage was used
+        @Suppress("DEPRECATION")
        val nativeModules = reactPackage.createNativeModules(reactApplicationContext)

        val moduleMap: MutableMap<String, NativeModule> = mutableMapOf()
@@ -94,6 +95,7 @@ public abstract class ReactPackageTurboModuleManagerDelegate : TurboModuleManage

          val moduleName = reactModule?.name ?: module.name

+          @Suppress("DEPRECATION")
          val moduleInfo: ReactModuleInfo =
              if (reactModule != null)
                  ReactModuleInfo(
@@ -16,7 +16,6 @@ import com.facebook.infer.annotation.Nullsafe;
 import com.facebook.infer.annotation.ThreadConfined;
 import com.facebook.proguard.annotations.DoNotStrip;
 import com.facebook.react.common.ReactConstants;
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture;
 import com.facebook.react.common.annotations.StableReactNativeAPI;
 import com.facebook.react.common.build.ReactBuildConfig;
 import java.util.Map;
@@ -72,7 +71,6 @@ public abstract class BaseJavaModule implements NativeModule {
  /**
   * @return a map of constants this module exports to JS. Supports JSON types.
   */
-  @DeprecatedInNewArchitecture()
  public @Nullable Map<String, Object> getConstants() {
    return null;
  }
@@ -14,11 +14,11 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import com.facebook.common.logging.FLog;
 import com.facebook.infer.annotation.Assertions;
+import com.facebook.infer.annotation.Nullsafe;
 import com.facebook.infer.annotation.ThreadConfined;
 import com.facebook.proguard.annotations.DoNotStrip;
 import com.facebook.react.bridge.queue.ReactQueueConfiguration;
 import com.facebook.react.common.ReactConstants;
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture;
 import com.facebook.react.common.annotations.FrameworkAPI;
 import com.facebook.react.common.annotations.UnstableReactNativeAPI;
 import com.facebook.react.common.annotations.VisibleForTesting;
@@ -27,16 +27,21 @@ import com.facebook.react.common.annotations.internal.LegacyArchitectureLogLevel
 import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
 import com.facebook.react.turbomodule.core.interfaces.CallInvokerHolder;
 import java.util.Collection;
+import java.util.Objects;

 /**
 * This is the bridge-specific concrete subclass of ReactContext. ReactContext has many methods that
 * delegate to the react instance. This subclass implements those methods, by delegating to the
 * CatalystInstance. If you need to create a ReactContext within an "bridge context", please create
 * BridgeReactContext.
+ *
+ * @deprecated This class is deprecated in the New Architecture and will be replaced by {@link
+ *     com.facebook.react.runtime.BridgelessReactContext}
 */
-@DeprecatedInNewArchitecture
@VisibleForTesting
@LegacyArchitecture(logLevel = LegacyArchitectureLogLevel.ERROR)
+@Deprecated
+@Nullsafe(Nullsafe.Mode.LOCAL)
 public class BridgeReactContext extends ReactApplicationContext {
  static {
    LegacyArchitectureLogger.assertLegacyArchitecture(
@@ -119,6 +124,7 @@ public class BridgeReactContext extends ReactApplicationContext {
    if (mCatalystInstance == null) {
      raiseCatalystInstanceMissingException();
    }
+    Assertions.assertNotNull(mCatalystInstance);
    return mCatalystInstance.hasNativeModule(nativeModuleInterface);
  }

@@ -127,6 +133,7 @@ public class BridgeReactContext extends ReactApplicationContext {
    if (mCatalystInstance == null) {
      raiseCatalystInstanceMissingException();
    }
+    Assertions.assertNotNull(mCatalystInstance);
    return mCatalystInstance.getNativeModules();
  }

@@ -139,6 +146,7 @@ public class BridgeReactContext extends ReactApplicationContext {
    if (mCatalystInstance == null) {
      raiseCatalystInstanceMissingException();
    }
+    Assertions.assertNotNull(mCatalystInstance);
    return mCatalystInstance.getNativeModule(nativeModuleInterface);
  }

@@ -147,6 +155,7 @@ public class BridgeReactContext extends ReactApplicationContext {
    if (mCatalystInstance == null) {
      raiseCatalystInstanceMissingException();
    }
+    Assertions.assertNotNull(mCatalystInstance);
    return mCatalystInstance.getNativeModule(moduleName);
  }

@@ -210,8 +219,7 @@ public class BridgeReactContext extends ReactApplicationContext {
  @Override
  public void handleException(Exception e) {
    boolean catalystInstanceVariableExists = mCatalystInstance != null;
-    boolean isCatalystInstanceAlive =
-        catalystInstanceVariableExists && !mCatalystInstance.isDestroyed();
+    boolean isCatalystInstanceAlive = mCatalystInstance != null && !mCatalystInstance.isDestroyed();
    boolean hasExceptionHandler = getJSExceptionHandler() != null;

    if (isCatalystInstanceAlive && hasExceptionHandler) {
@@ -268,18 +276,19 @@ public class BridgeReactContext extends ReactApplicationContext {
    return null;
  }

-  @DeprecatedInNewArchitecture(
-      message =
-          "This method will be deprecated later as part of Stable APIs with bridge removal and not"
-              + " encouraged usage.")
  /**
   * Get the UIManager for Fabric from the CatalystInstance.
   *
   * @return The UIManager when CatalystInstance is active.
+   * @deprecated Do not use this method. Instead use {@link
+   *     com.facebook.react.uimanager.UIManagerHelper} method {@code getUIManager} to get the
+   *     UIManager instance from the current ReactContext.
   */
  @Override
+  @Deprecated
  public @Nullable UIManager getFabricUIManager() {
-    return mCatalystInstance.getFabricUIManager();
+    //noinspection deprecation
+    return Objects.requireNonNull(mCatalystInstance).getFabricUIManager();
  }

  /**
@@ -32,6 +32,8 @@ protected constructor(
    // do nothing
  }

+  @Deprecated(
+      "The method canOverrideExistingModule is not used in the New Architecture and will be removed in a future release.")
  override fun canOverrideExistingModule(): Boolean = false

  override fun invalidate() {
@@ -53,6 +53,7 @@ public class ModuleHolder {

  public constructor(nativeModule: NativeModule) {
    name = nativeModule.name
+    @Suppress("DEPRECATION")
    reactModuleInfo =
        ReactModuleInfo(
            nativeModule.name,
@@ -9,7 +9,6 @@ package com.facebook.react.bridge;

 import com.facebook.infer.annotation.Nullsafe;
 import com.facebook.proguard.annotations.DoNotStrip;
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture;
 import com.facebook.react.common.annotations.StableReactNativeAPI;
 import javax.annotation.Nonnull;

@@ -50,8 +49,11 @@ public interface NativeModule {
   * of a different package (such as the core one). Trying to override without returning true from
   * this method is considered an error and will throw an exception during initialization. By
   * default all modules return false.
+   *
+   * @deprecated The method canOverrideExistingModule is not used in the New Architecture and will
+   *     be removed in a future release.
   */
-  @DeprecatedInNewArchitecture()
+  @Deprecated
  default boolean canOverrideExistingModule() {
    return false;
  }
@@ -1,16 +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.
- */
-
-package com.facebook.react.common.annotations
-
-/**
- * Annotates a method or class that will be deprecated once the NewArchitecture is fully released in
- * OSS.
- */
-@Retention(AnnotationRetention.SOURCE)
-@Target(AnnotationTarget.CLASS, AnnotationTarget.FUNCTION)
-internal annotation class DeprecatedInNewArchitecture(val message: String = "")
@@ -5,6 +5,8 @@
 * LICENSE file in the root directory of this source tree.
 */

+@file:Suppress("DEPRECATION")
+
 package com.facebook.react.defaults

 import android.content.Context
@@ -5,6 +5,8 @@
 * LICENSE file in the root directory of this source tree.
 */

+@file:Suppress("DEPRECATION")
+
 package com.facebook.react.defaults

 import android.app.Application
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<a4a7c66f4603fc6a56018aba12c942ee>>
+ * @generated SignedSource<<3e4d74a17c15742d35db9e4247f3e1c1>>
 */

 /**
@@ -312,6 +312,12 @@ public object ReactNativeFeatureFlags {
  @JvmStatic
  public fun preparedTextCacheSize(): Double = accessor.preparedTextCacheSize()

+  /**
+   * Enables a new mechanism in ShadowTree to prevent problems caused by multiple threads trying to commit concurrently. If a thread tries to commit a few times unsuccessfully, it will acquire a lock and try again.
+   */
+  @JvmStatic
+  public fun preventShadowTreeCommitExhaustion(): Boolean = accessor.preventShadowTreeCommitExhaustion()
+
  /**
   * Enables storing js caller stack when creating promise in native module. This is useful in case of Promise rejection and tracing the cause.
   */
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<9b6d83d6ea0acbc13bce19d869699079>>
+ * @generated SignedSource<<e7c1c6d184681d98320aac2a23c06288>>
 */

 /**
@@ -67,6 +67,7 @@ internal class ReactNativeFeatureFlagsCxxAccessor : ReactNativeFeatureFlagsAcces
  private var fuseboxNetworkInspectionEnabledCache: Boolean? = null
  private var hideOffscreenVirtualViewsOnIOSCache: Boolean? = null
  private var preparedTextCacheSizeCache: Double? = null
+  private var preventShadowTreeCommitExhaustionCache: Boolean? = null
  private var traceTurboModulePromiseRejectionsOnAndroidCache: Boolean? = null
  private var updateRuntimeShadowNodeReferencesOnCommitCache: Boolean? = null
  private var useAlwaysAvailableJSErrorHandlingCache: Boolean? = null
@@ -502,6 +503,15 @@ internal class ReactNativeFeatureFlagsCxxAccessor : ReactNativeFeatureFlagsAcces
    return cached
  }

+  override fun preventShadowTreeCommitExhaustion(): Boolean {
+    var cached = preventShadowTreeCommitExhaustionCache
+    if (cached == null) {
+      cached = ReactNativeFeatureFlagsCxxInterop.preventShadowTreeCommitExhaustion()
+      preventShadowTreeCommitExhaustionCache = cached
+    }
+    return cached
+  }
+
  override fun traceTurboModulePromiseRejectionsOnAndroid(): Boolean {
    var cached = traceTurboModulePromiseRejectionsOnAndroidCache
    if (cached == null) {
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<75760457dea789ab0951d3a22be3341c>>
+ * @generated SignedSource<<ba62d616188ed439c85c66cfd055810d>>
 */

 /**
@@ -122,6 +122,8 @@ public object ReactNativeFeatureFlagsCxxInterop {

  @DoNotStrip @JvmStatic public external fun preparedTextCacheSize(): Double

+  @DoNotStrip @JvmStatic public external fun preventShadowTreeCommitExhaustion(): Boolean
+
  @DoNotStrip @JvmStatic public external fun traceTurboModulePromiseRejectionsOnAndroid(): Boolean

  @DoNotStrip @JvmStatic public external fun updateRuntimeShadowNodeReferencesOnCommit(): Boolean
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<48fa8921cc2947a713974c9926e1d806>>
+ * @generated SignedSource<<12c2727291b635ef7c3163d153669c2c>>
 */

 /**
@@ -117,6 +117,8 @@ public open class ReactNativeFeatureFlagsDefaults : ReactNativeFeatureFlagsProvi

  override fun preparedTextCacheSize(): Double = 200.0

+  override fun preventShadowTreeCommitExhaustion(): Boolean = false
+
  override fun traceTurboModulePromiseRejectionsOnAndroid(): Boolean = false

  override fun updateRuntimeShadowNodeReferencesOnCommit(): Boolean = false
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<356261385b837def94ac5a4ca7ffd05d>>
+ * @generated SignedSource<<3ea9946ef21c8ac8bb9bb63712636e89>>
 */

 /**
@@ -71,6 +71,7 @@ internal class ReactNativeFeatureFlagsLocalAccessor : ReactNativeFeatureFlagsAcc
  private var fuseboxNetworkInspectionEnabledCache: Boolean? = null
  private var hideOffscreenVirtualViewsOnIOSCache: Boolean? = null
  private var preparedTextCacheSizeCache: Double? = null
+  private var preventShadowTreeCommitExhaustionCache: Boolean? = null
  private var traceTurboModulePromiseRejectionsOnAndroidCache: Boolean? = null
  private var updateRuntimeShadowNodeReferencesOnCommitCache: Boolean? = null
  private var useAlwaysAvailableJSErrorHandlingCache: Boolean? = null
@@ -553,6 +554,16 @@ internal class ReactNativeFeatureFlagsLocalAccessor : ReactNativeFeatureFlagsAcc
    return cached
  }

+  override fun preventShadowTreeCommitExhaustion(): Boolean {
+    var cached = preventShadowTreeCommitExhaustionCache
+    if (cached == null) {
+      cached = currentProvider.preventShadowTreeCommitExhaustion()
+      accessedFeatureFlags.add("preventShadowTreeCommitExhaustion")
+      preventShadowTreeCommitExhaustionCache = cached
+    }
+    return cached
+  }
+
  override fun traceTurboModulePromiseRejectionsOnAndroid(): Boolean {
    var cached = traceTurboModulePromiseRejectionsOnAndroidCache
    if (cached == null) {
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<c8b19934d19d6b4514a0395edecb1330>>
+ * @generated SignedSource<<58da46268043f086730132430735b720>>
 */

 /**
@@ -23,5 +23,5 @@ public open class ReactNativeFeatureFlagsOverrides_RNOSS_Experimental_Android :
  // We could use JNI to get the defaults from C++,
  // but that is more expensive than just duplicating the defaults here.

-
+  override fun preventShadowTreeCommitExhaustion(): Boolean = true
 }
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<8abf9bfb81265ae0c840457eb6c199bd>>
+ * @generated SignedSource<<1e81de36735c6c9286b228c75c9a0228>>
 */

 /**
@@ -117,6 +117,8 @@ public interface ReactNativeFeatureFlagsProvider {

  @DoNotStrip public fun preparedTextCacheSize(): Double

+  @DoNotStrip public fun preventShadowTreeCommitExhaustion(): Boolean
+
  @DoNotStrip public fun traceTurboModulePromiseRejectionsOnAndroid(): Boolean

  @DoNotStrip public fun updateRuntimeShadowNodeReferencesOnCommit(): Boolean
@@ -53,7 +53,7 @@ public class BlobProvider : ContentProvider() {
    var blobModule: BlobModule? = null
    val context = context?.applicationContext
    if (context is ReactApplication) {
-      val host = (context as ReactApplication).reactNativeHost
+      @Suppress("DEPRECATION") val host = (context as ReactApplication).reactNativeHost
      val reactContext =
          host.reactInstanceManager.currentReactContext
              ?: throw RuntimeException("No ReactContext associated with BlobProvider")
@@ -12,9 +12,9 @@ package com.facebook.react.modules.systeminfo
 public object ReactNativeVersion {
  @JvmField
  public val VERSION: Map<String, Any?> = mapOf(
-    "major" to 1000,
-    "minor" to 0,
+    "major" to 0,
+    "minor" to 81,
    "patch" to 0,
-    "prerelease" to null
+    "prerelease" to "rc.4"
  )
 }
@@ -514,7 +514,8 @@ public class ReactHostImpl(
  internal fun <T : NativeModule> hasNativeModule(nativeModuleInterface: Class<T>): Boolean =
      reactInstance?.hasNativeModule<T>(nativeModuleInterface) ?: false

-  internal val nativeModules: Collection<NativeModule> = reactInstance?.nativeModules ?: listOf()
+  internal val nativeModules: Collection<NativeModule>
+    get() = reactInstance?.nativeModules ?: listOf()

  internal fun <T : NativeModule> getNativeModule(nativeModuleInterface: Class<T>): T? {
    if (!ReactBuildConfig.UNSTABLE_ENABLE_MINIFY_LEGACY_ARCHITECTURE &&
@@ -10,7 +10,6 @@ package com.facebook.react.uimanager
 import android.view.View
 import com.facebook.common.logging.FLog
 import com.facebook.react.bridge.ReadableArray
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture
 import com.facebook.react.uimanager.ViewManagersPropertyCache.PropSetter
 import java.util.HashMap

@@ -70,8 +69,8 @@ public object ViewManagerPropertyUpdater {
    }
  }

-  @DeprecatedInNewArchitecture
  @JvmStatic
+  @Deprecated("Use ViewManager#updateProperties to update a view's properties")
  public fun <T : ReactShadowNode<T>> updateProps(node: T, props: ReactStylesDiffMap) {
    val setter = findNodeSetter(node.javaClass)
    val iterator = props.backingMap.entryIterator
@@ -8,12 +8,10 @@
 package com.facebook.react.uimanager.common

 import androidx.annotation.IntDef
-import com.facebook.react.common.annotations.DeprecatedInNewArchitecture

@Retention(AnnotationRetention.SOURCE)
@Suppress("DEPRECATION")
@IntDef(UIManagerType.DEFAULT, UIManagerType.LEGACY, UIManagerType.FABRIC)
-@DeprecatedInNewArchitecture
 public annotation class UIManagerType {
  public companion object {
    @Deprecated(
@@ -4,7 +4,7 @@
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
- * @generated SignedSource<<5effd7d4ac8034424144ea68c82b61a7>>
+ * @generated SignedSource<<cf7b6ff66c614ca2acc6667a80c5590d>>
 */

 /**
@@ -321,6 +321,12 @@ class ReactNativeFeatureFlagsJavaProvider
    return method(javaProvider_);
  }

+  bool preventShadowTreeCommitExhaustion() override {
+    static const auto method =
+        getReactNativeFeatureFlagsProviderJavaClass()->getMethod<jboolean()>("preventShadowTreeCommitExhaustion");
+    return method(javaProvider_);
+  }
+
  bool traceTurboModulePromiseRejectionsOnAndroid() override {
    static const auto method =
        getReactNativeFeatureFlagsProviderJavaClass()->getMethod<jboolean()>("traceTurboModulePromiseRejectionsOnAndroid");
@@ -626,6 +632,11 @@ double JReactNativeFeatureFlagsCxxInterop::preparedTextCacheSize(
  return ReactNativeFeatureFlags::preparedTextCacheSize();
 }

+bool JReactNativeFeatureFlagsCxxInterop::preventShadowTreeCommitExhaustion(
+    facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop> /*unused*/) {
+  return ReactNativeFeatureFlags::preventShadowTreeCommitExhaustion();
+}
+
 bool JReactNativeFeatureFlagsCxxInterop::traceTurboModulePromiseRejectionsOnAndroid(
    facebook::jni::alias_ref<JReactNativeFeatureFlagsCxxInterop> /*unused*/) {
  return ReactNativeFeatureFlags::traceTurboModulePromiseRejectionsOnAndroid();
@@ -853,6 +864,9 @@ void JReactNativeFeatureFlagsCxxInterop::registerNatives() {
      makeNativeMethod(
        "preparedTextCacheSize",
        JReactNativeFeatureFlagsCxxInterop::preparedTextCacheSize),
+      makeNativeMethod(
+        "preventShadowTreeCommitExhaustion",
+        JReactNativeFeatureFlagsCxxInterop::preventShadowTreeCommitExhaustion),
      makeNativeMethod(
        "traceTurboModulePromiseRejectionsOnAndroid",
        JReactNativeFeatureFlagsCxxInterop::traceTurboModulePromiseRejectionsOnAndroid),
--- a/Show More
+++ b/Show More