diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 9a9d4a909975e1..1d069a38620c2e 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -104,6 +104,241 @@ jobs:
           CR_PAT: ${{ secrets.GITHUB_TOKEN }}
           CI_SETUP_CMAKE_ARGS: -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DTI_WITH_OPENGL:BOOL=OFF -DTI_WITH_CC:BOOL=ON -DTI_WITH_VULKAN:BOOL=OFF -DTI_BUILD_TESTS:BOOL=OFF
 
+  build_and_test_cpu_linux:
+    name: Build and Test linux (CPU)
+    needs: check_files
+    timeout-minutes: ${{ github.event.schedule != '0 18 * * *' && 90 || 120 }}
+    strategy:
+      matrix:
+        include:
+          - os: ubuntu-latest
+            python: py39
+            with_cc: ON
+            wanted_archs: 'cpu,cc'
+          - os: ubuntu-latest
+            python: py310
+            with_cc: ON
+            wanted_archs: 'cpu,cc'
+    runs-on: ${{ matrix.os }}
+    permissions:
+      packages: read
+      contents: read
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: '0'
+          submodules: 'recursive'
+
+      - name: Get Build Cache
+        uses: actions/cache@v2
+        with:
+          path: /tmp/build-cache
+          key: build-cache-linux-${{ github.sha }}
+          restore-keys: |
+            build-cache-linux-
+
+      - name: Prepare Environment
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          prepare-build-cache /tmp/build-cache
+          echo CI_DOCKER_RUN_EXTRA_ARGS="-v $(pwd):/home/dev/taichi" >> $GITHUB_ENV
+          sudo -n chown -R 1000:1000 . || true
+
+      - name: Get Docker Images
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          # https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#upgrading-a-workflow-that-accesses-ghcrio
+          docker login ghcr.io -u ${{ github.actor }} -p ${{ secrets.GITHUB_TOKEN }}
+          docker pull ghcr.io/taichi-dev/taichidev-cpu-ubuntu18.04:v0.3.3
+
+      - name: Build
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          ci-docker-run \
+            ghcr.io/taichi-dev/taichidev-cpu-ubuntu18.04:v0.3.3 \
+            /home/dev/taichi/.github/workflows/scripts/unix-build.sh
+
+        env:
+          PY: ${{ matrix.python }}
+          PROJECT_NAME: taichi
+          TAICHI_CMAKE_ARGS: >-
+            -DTI_WITH_OPENGL:BOOL=OFF
+            -DTI_WITH_CC:BOOL=${{ matrix.with_cc }}
+            -DTI_WITH_VULKAN:BOOL=OFF
+            -DTI_BUILD_TESTS:BOOL=ON
+            -DTI_WITH_C_API=ON
+
+      - name: Test
+        id: test
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          ci-docker-run \
+            ghcr.io/taichi-dev/taichidev-cpu-ubuntu18.04:v0.3.3 \
+             /home/dev/taichi/.github/workflows/scripts/unix_test.sh
+        env:
+          PY: ${{ matrix.python }}
+          TI_WANTED_ARCHS: ${{ matrix.wanted_archs }}
+
+      - name: Save wheel if test failed
+        if: failure() && steps.test.conclusion == 'failure'
+        uses: actions/upload-artifact@v3
+        with:
+          name: broken-wheel
+          path: dist/*
+          retention-days: 7
+
+      - name: Fix Cache Permissions
+        run: |
+          sudo -n chmod -R 0777 /tmp/build-cache || true
+
+  build_and_test_cpu_mac:
+    name: Build and Test macos (CPU)
+    needs: check_files
+    timeout-minutes: ${{ github.event.schedule != '0 18 * * *' && 60 || 120 }}
+    strategy:
+      matrix:
+        include:
+          - os: macos-10.15
+            python: 3.7
+            with_cc: OFF
+            with_cpp_tests: ON
+            wanted_archs: 'cpu,vulkan'
+    runs-on:
+    - self-hosted
+    - ${{ matrix.os }}
+    env:
+      PY: ${{ matrix.python }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: '0'
+          submodules: 'recursive'
+
+      - name: Prepare Environment
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          prepare-build-cache
+          python misc/ci_download.py
+        env:
+          CI_PLATFORM: macos
+
+      - name: Build & Install
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          brew install molten-vk
+          .github/workflows/scripts/unix-build.sh
+        env:
+          CXX: clang++
+          TAICHI_CMAKE_ARGS: >-
+            -DTI_WITH_OPENGL:BOOL=OFF
+            -DTI_WITH_CC:BOOL=${{ matrix.with_cc }}
+            -DTI_WITH_VULKAN:BOOL=ON
+            -DTI_WITH_C_API=ON
+            -DTI_BUILD_TESTS:BOOL=${{ matrix.with_cpp_tests }}
+
+      # [DEBUG] Copy this step around to enable debugging inside Github Action instances.
+      #- name: Setup tmate session
+      #  uses: mxschmitt/action-tmate@v3
+      #  with:
+      #    limit-access-to-actor: true
+
+      - name: Test
+        id: test
+        if: needs.check_files.outputs.run_job == 'true'
+        run: .github/workflows/scripts/unix_test.sh
+        env:
+          TI_WANTED_ARCHS: ${{ matrix.wanted_archs }}
+          TI_SKIP_CPP_TESTS: Disabled because Vulkan is supported but not working on buildbot4
+
+      - name: Save wheel if test failed
+        if: failure() && steps.test.conclusion == 'failure'
+        uses: actions/upload-artifact@v3
+        with:
+          name: broken-wheel
+          path: dist/*
+          retention-days: 7
+
+  build_and_test_cpu_windows:
+    name: Build and Test Windows (CPU)
+    needs: check_files
+    strategy:
+      matrix:
+        include:
+          - os: windows-2019
+            llvmVer : '15'
+          - os: windows-2019
+            llvmVer : '10'
+    timeout-minutes: ${{ github.event.schedule != '0 18 * * *' && 90 || 180 }}
+    runs-on: windows-2019
+    permissions:
+      packages: read
+      contents: read
+    env:
+      PY: "3.7"
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: '0'
+          submodules: 'recursive'
+
+      - name: Get Build Cache
+        uses: actions/cache@v3
+        if: needs.check_files.outputs.run_job == 'true'
+        with:
+          # env.LocalAppData is not usable according to actions/cache README
+          path: ~/AppData/Local/build-cache
+          key: build-cache-win64-cpu-${{ github.sha }}
+          restore-keys: |
+            build-cache-win64-cpu-
+
+      - name: Prepare Environment
+        shell: pwsh
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          . .github/workflows/scripts/common-utils.ps1
+          Invoke docker login ghcr.io -u ${{ github.actor }} -p ${{ secrets.GITHUB_TOKEN }}
+          Invoke docker pull ghcr.io/taichi-dev/taichidev-cpu-windows:v0.0.2
+          PrepareBuildCache
+          echo CI_DOCKER_RUN_EXTRA_ARGS="--entrypoint pwsh.exe -v ${pwd}:D: -w D:/" >> $env:GITHUB_ENV
+
+      - name: Build
+        shell: pwsh
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          . .github/workflows/scripts/common-utils.ps1
+          CIDockerRun `
+            ghcr.io/taichi-dev/taichidev-cpu-windows:v0.0.2 `
+            .github/workflows/scripts/win_build.ps1 -llvmVer ${{ matrix.llvmVer }} -libsDir X:/
+        env:
+          TAICHI_CMAKE_ARGS: >-
+            -DTI_WITH_OPENGL:BOOL=OFF
+            -DTI_WITH_CC:BOOL=OFF
+            -DTI_WITH_VULKAN:BOOL=OFF
+            -DTI_WITH_CUDA:BOOL=OFF
+            -DTI_BUILD_TESTS:BOOL=OFF
+            -DTI_WITH_DX12:BOOL=ON
+
+      - name: Test
+        shell: pwsh
+        if: needs.check_files.outputs.run_job == 'true'
+        run: |
+          . .github/workflows/scripts/common-utils.ps1
+          CIDockerRun `
+            ghcr.io/taichi-dev/taichidev-cpu-windows:v0.0.2 `
+            .github/workflows/scripts/win_test.ps1 -libsDir X:/
+        env:
+          TI_WANTED_ARCHS: cpu
+
+      - name: Save wheel if test failed
+        if: failure() && steps.build_and_test.conclusion == 'failure'
+        uses: actions/upload-artifact@v3
+        with:
+          name: broken-wheel
+          path: dist/*
+          retention-days: 7
+
   build_and_test_gpu_linux:
     name: Build and Test (GPU)
     needs: check_files
@@ -303,3 +538,99 @@ jobs:
           name: bad-captures
           path: taichi-release-tests/bad-compare/*
           retention-days: 7
+
+  build_android_demos:
+    name: Build Android Demos
+    # Skip this job when testing the offline cache
+    if: ${{ github.event.schedule != '0 18 * * *' }}
+    needs: check_files
+    runs-on: [self-hosted, Linux, cn]
+    timeout-minutes: 60
+    permissions:
+      packages: read
+      contents: read
+    env:
+      REDIS_HOST: 172.16.5.8
+      PY: py39
+    steps:
+      - uses: actions/checkout@v3
+        name: Checkout taichi
+        with:
+          fetch-depth: '0'
+          submodules: "recursive"
+
+      - name: Prepare Environment
+        run: >-
+          . .github/workflows/scripts/common-utils.sh;
+          prepare-build-cache;
+
+          TAICHI_WHEEL_DIR=$(mktemp -d);
+          echo TAICHI_WHEEL_DIR=$TAICHI_WHEEL_DIR >> $GITHUB_ENV;
+          chmod 0777 $TAICHI_WHEEL_DIR;
+
+          echo CI_DOCKER_RUN_EXTRA_ARGS="
+          -e REDIS_HOST
+          -v $(pwd):/home/dev/taichi
+          -v $TAICHI_WHEEL_DIR:/taichi-wheel
+          " >> $GITHUB_ENV;
+
+      - name: Build Host Taichi
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          ci-docker-run --name taichi-build-host \
+            -v $TAICHI_WHEEL_DIR:/home/dev/taichi/dist \
+            registry.taichigraphics.com/taichidev-ubuntu18.04:v0.3.4 \
+            /home/dev/taichi/.github/workflows/scripts/unix-build.sh
+        env:
+          TAICHI_CMAKE_ARGS: >-
+            -DTI_WITH_OPENGL:BOOL=ON
+            -DTI_WITH_CC:BOOL=OFF
+            -DTI_WITH_VULKAN:BOOL=ON
+            -DTI_WITH_C_API=OFF
+
+      - name: Build For Android
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          git clean -fxd
+          chown -R 1000:1000 .
+          ci-docker-run --name taichi-build-android \
+            registry.taichigraphics.com/taichidev-androidsdk18.04:v0.0.6 \
+            /home/dev/taichi/.github/workflows/scripts/android-build.sh
+        env:
+          TAICHI_CMAKE_ARGS: >-
+            -DTI_WITH_OPENGL:BOOL=ON
+            -DTI_WITH_CC:BOOL=OFF
+            -DTI_WITH_VULKAN:BOOL=ON
+            -DTI_WITH_LLVM:BOOL=OFF
+            -DTI_WITH_C_API=ON
+
+      - name: Test For Android AOT (export core)
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          chown -R 1000:1000 .
+          ci-docker-run-gpu --name taichi-test-android \
+            registry.taichigraphics.com/taichidev-androidsdk18.04:v0.0.6 \
+            /home/dev/taichi/.github/workflows/scripts/aot-demo.sh build-and-smoke-test-android-aot-demo
+
+      - name: Prepare Unity Build Environment
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          chown -R 1000:1000 .
+          ci-docker-run \
+            registry.taichigraphics.com/taichidev-androidsdk18.04:v0.0.6 \
+            /home/dev/taichi/.github/workflows/scripts/aot-demo.sh prepare-unity-build-env
+
+      - name: Build Taichi-UnityExample
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          ci-docker-run \
+            registry.taichigraphics.com/unityci-editor:ubuntu-2020.3.14f1-android-1-with-secret-sauce \
+            /home/dev/taichi/.github/workflows/scripts/aot-demo.sh build-unity-demo
+
+      - name: Run Taichi-UnityExample (C-API)
+        run: |
+          . .github/workflows/scripts/common-utils.sh
+          chown -R 1000:1000 .
+          ci-docker-run \
+            registry.taichigraphics.com/taichidev-androidsdk18.04:v0.0.6 \
+            /home/dev/taichi/.github/workflows/scripts/aot-demo.sh smoke-test-unity-demo