diff --git a/.github/workflows/create-release.yml b/.github/workflows/create-release.yml
index 3c2944a6d..315db26b9 100644
--- a/.github/workflows/create-release.yml
+++ b/.github/workflows/create-release.yml
@@ -201,6 +201,53 @@ jobs:
           if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
         shell: pwsh
 
+      # Android (API 29, arm64-v8a and x86_64): the collector, the async runtime and the default
+      # library, cross-built with the runner's Android NDK by the same scripts a developer runs.
+      # tslang links for Android through the NDK too (--android-ndk-path / ANDROID_NDK_HOME).
+      - name: Install Ninja (Android builds)
+        continue-on-error: false
+        run: choco install ninja -y --no-progress
+        shell: pwsh
+
+      - name: Build Android Collector and Async Runtime
+        continue-on-error: false
+        working-directory: ${{github.workspace}}
+        run: |
+          $ndk = if ($env:ANDROID_NDK_LATEST_HOME) { $env:ANDROID_NDK_LATEST_HOME } else { $env:ANDROID_NDK_HOME }
+          if (-not $ndk -or -not (Test-Path "$ndk\build\cmake\android.toolchain.cmake")) { Write-Error "no Android NDK on this runner (ANDROID_NDK_LATEST_HOME / ANDROID_NDK_HOME)"; exit 1 }
+          Get-Content "$ndk\source.properties" | Select-String "Pkg.Revision"
+          "ANDROID_NDK_HOME=$ndk" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          $env:ANDROID_NDK_HOME = $ndk
+          .\scripts\build_gc_release_android.bat
+          if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
+          .\scripts\build_tslang_runtime_release_android.bat
+          if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
+        shell: pwsh
+
+      - name: Build Android Default Library
+        continue-on-error: false
+        working-directory: ${{github.workspace}}/TypeScriptCompilerDefaultLib
+        env:
+          TOOL_PATH: ${{github.workspace}}/__build/tslang/msbuild/x64/release/bin
+        run: |
+          .\scripts\build_android.bat
+          if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
+        shell: pwsh
+
+      # An executable and a shared library linked for x86_64 Android with what was just built;
+      # test-compile-android-link skips when the libraries are missing, so require them here.
+      - name: Test Compiler for Android
+        continue-on-error: false
+        working-directory: ${{github.workspace}}/__build/tslang/msbuild/x64/release
+        env:
+          TSLANG_ANDROID_DEFAULT_LIB_PATH: ${{github.workspace}}/TypeScriptCompilerDefaultLib/__build/android/x86_64
+        run: |
+          $out = ctest -C ${{ env.BUILD_TYPE }} -R "test-compile-android-" --output-on-failure 2>&1 | Out-String
+          $out
+          if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
+          if ($out -match "Skipped") { Write-Error "the Android link test was skipped: its libraries were not found"; exit 1 }
+        shell: pwsh
+
       - name: Create Zip of Windows Asset
         working-directory: ${{github.workspace}}/__build
         # Flatten the compiler/runtime binaries into the archive root, and add the
@@ -214,11 +261,22 @@ jobs:
         # (findResourceDir's "release package" candidate), so stage that layout too - its headers
         # only: the official LLVM package also puts compiler-rt's libraries under
         # lib/clang/<major>/lib, which neither tsbindgen nor tslang uses.
+        # Android, per ABI (arm64-v8a, x86_64): android/<abi>/defaultlib/... (--default-lib-path=
+        # android/<abi>) and android/<abi>/lib/{libgc.a,libTypeScriptAsyncRuntime.a} (--gc-lib-path
+        # and --tslang-lib-path).
         run: |
+          foreach ($abi in 'arm64-v8a', 'x86_64') {
+            $dest = ".\android_stage\android\$abi"
+            New-Item -ItemType Directory -Force -Path "$dest\lib" | Out-Null
+            # moved, not copied: the default library's __build, packaged whole below, would carry it twice
+            Move-Item -Path "..\TypeScriptCompilerDefaultLib\__build\android\$abi\defaultlib" -Destination $dest -ErrorAction Stop
+            Copy-Item -Path "..\3rdParty\gc\android\$abi\release\lib\libgc.a", ".\tslang-runtime\release\android\$abi\libTypeScriptAsyncRuntime.a" -Destination "$dest\lib" -ErrorAction Stop
+          }
+          Remove-Item -Recurse -Force -Path "..\TypeScriptCompilerDefaultLib\__build\android" -ErrorAction Stop
           New-Item -ItemType Directory -Force -Path .\gcdll_stage\gcdll | Out-Null
           Copy-Item -Path ..\3rdParty\gcdll\x64\release\lib\gc.lib, ..\3rdParty\gcdll\x64\release\bin\gc.dll -Destination .\gcdll_stage\gcdll -ErrorAction Stop
           Get-ChildItem -Path ..\3rdParty\llvm\x64\release\lib\clang -Directory | ForEach-Object { $dest = ".\resourcedir_stage\lib\clang\$($_.Name)"; New-Item -ItemType Directory -Force -Path $dest | Out-Null; Copy-Item -Path (Join-Path $_.FullName "include") -Destination $dest -Recurse -ErrorAction Stop }
-          Get-ChildItem -Path .\tslang\msbuild\x64\release\bin\tslang.exe, .\tslang\msbuild\x64\release\bin\tsbindgen.exe, .\tslang\msbuild\x64\release\bin\TypeScriptRuntime.dll, .\tslang\msbuild\x64\release\bin\gc.dll, .\gc\msbuild\x64\release\${{ env.BUILD_TYPE }}\gc.lib, .\tslang\msbuild\x64\release\lib\TypeScriptAsyncRuntime.lib, ..\3rdParty\llvm\x64\release\bin\wasm-ld.exe, ..\TypeScriptCompilerDefaultLib\__build, .\gcdll_stage, .\resourcedir_stage | Compress-Archive -DestinationPath ..\${{ env.ASSET_NAME }}-windows-x64.zip
+          Get-ChildItem -Path .\tslang\msbuild\x64\release\bin\tslang.exe, .\tslang\msbuild\x64\release\bin\tsbindgen.exe, .\tslang\msbuild\x64\release\bin\TypeScriptRuntime.dll, .\tslang\msbuild\x64\release\bin\gc.dll, .\gc\msbuild\x64\release\${{ env.BUILD_TYPE }}\gc.lib, .\tslang\msbuild\x64\release\lib\TypeScriptAsyncRuntime.lib, ..\3rdParty\llvm\x64\release\bin\wasm-ld.exe, ..\TypeScriptCompilerDefaultLib\__build, .\gcdll_stage, .\resourcedir_stage, .\android_stage\android | Compress-Archive -DestinationPath ..\${{ env.ASSET_NAME }}-windows-x64.zip
         shell: pwsh
 
       - name: Archive Zip of Windows Asset