diff --git a/.github/scripts/test-python.sh b/.github/scripts/test-python.sh
index cf2c2d479..e200502aa 100755
--- a/.github/scripts/test-python.sh
+++ b/.github/scripts/test-python.sh
@@ -21,7 +21,7 @@ rm -rf sherpa-onnx-cohere-transcribe-14-lang-int8-2026-04-01
 
 log "test Qwen3 ASR"
 
-wget -q https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-qwen3-asr-0.6B-int8-2026-03-25.tar.bz2
+curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/sherpa-onnx-qwen3-asr-0.6B-int8-2026-03-25.tar.bz2
 tar xvf sherpa-onnx-qwen3-asr-0.6B-int8-2026-03-25.tar.bz2
 rm sherpa-onnx-qwen3-asr-0.6B-int8-2026-03-25.tar.bz2
 
@@ -232,7 +232,11 @@ curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/speaker-reco
 
 curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/speaker-segmentation-models/0-four-speakers-zh.wav
 
-python3 ./python-api-examples/offline-speaker-diarization.py
+if python3 -c "import librosa" 2>/dev/null; then
+  python3 ./python-api-examples/offline-speaker-diarization.py
+else
+  log "Skipping offline-speaker-diarization.py (librosa not installed)"
+fi
 
 rm -rf *.wav *.onnx ./sherpa-onnx-pyannote-segmentation-3-0
 
@@ -274,7 +278,7 @@ python3 ./python-api-examples/offline-sense-voice-ctc-decode-files-with-hr.py
 
 rm -rf dict replace.fst test-hr.wav lexicon.txt
 
-if [[ $(uname) == Linux ]]; then
+if command -v ffmpeg &> /dev/null; then
   # It needs ffmpeg
   log  "generate subtitles (Chinese)"
   curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/asr-models/silero_vad.onnx
diff --git a/.github/workflows/build-wheels-aarch64.yaml b/.github/workflows/build-wheels-aarch64.yaml
index 6ad3af97d..fd4e6c3d0 100644
--- a/.github/workflows/build-wheels-aarch64.yaml
+++ b/.github/workflows/build-wheels-aarch64.yaml
@@ -287,7 +287,7 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload /tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /tmp/wheels/*.whl
 
 
   build_wheels_aarch64:
@@ -420,4 +420,4 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-armv7l.yaml b/.github/workflows/build-wheels-armv7l.yaml
index ab9b260aa..3142a8a8a 100644
--- a/.github/workflows/build-wheels-armv7l.yaml
+++ b/.github/workflows/build-wheels-armv7l.yaml
@@ -272,7 +272,7 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload /tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /tmp/wheels/*.whl
 
 
   build_wheels_armv7l:
@@ -457,4 +457,4 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-linux.yaml b/.github/workflows/build-wheels-linux.yaml
index 9b164b9df..abde71f60 100644
--- a/.github/workflows/build-wheels-linux.yaml
+++ b/.github/workflows/build-wheels-linux.yaml
@@ -299,7 +299,7 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload /tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /tmp/wheels/*.whl
 
   build_wheels_linux:
     needs: [core, test]
@@ -420,7 +420,7 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
 
       - name: Build sdist
         if: matrix.python-version == 'cp38' && matrix.manylinux == 'manylinux2014'
@@ -442,4 +442,4 @@ jobs:
           TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
         shell: bash
         run: |
-          twine upload dist/sherpa*.tar.gz
+          twine upload --skip-existing --verbose dist/sherpa*.tar.gz
diff --git a/.github/workflows/build-wheels-macos-arm64.yaml b/.github/workflows/build-wheels-macos-arm64.yaml
index 8416efba2..2731e6cbf 100644
--- a/.github/workflows/build-wheels-macos-arm64.yaml
+++ b/.github/workflows/build-wheels-macos-arm64.yaml
@@ -248,7 +248,7 @@ jobs:
 
           python3 -m pip install $opts wheel twine==5.0.0 setuptools
 
-          twine upload /tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /tmp/wheels/*.whl
 
   build_wheels_macos_arm64:
     needs: [core, test]
@@ -338,4 +338,4 @@ jobs:
 
           python3 -m pip install $opts wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-macos-universal2.yaml b/.github/workflows/build-wheels-macos-universal2.yaml
index c5d3e1dbc..3b1ee72da 100644
--- a/.github/workflows/build-wheels-macos-universal2.yaml
+++ b/.github/workflows/build-wheels-macos-universal2.yaml
@@ -249,7 +249,7 @@ jobs:
 
           python3 -m pip install $opts wheel twine==5.0.0 setuptools
 
-          twine upload /tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /tmp/wheels/*.whl
 
   build_wheels_macos_universal2:
     needs: [core, test]
@@ -343,4 +343,4 @@ jobs:
 
           python3 -m pip install $opts wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-macos-x64.yaml b/.github/workflows/build-wheels-macos-x64.yaml
index 10d7e5bdc..88bf8e091 100644
--- a/.github/workflows/build-wheels-macos-x64.yaml
+++ b/.github/workflows/build-wheels-macos-x64.yaml
@@ -246,7 +246,7 @@ jobs:
         run: |
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload /tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /tmp/wheels/*.whl
 
   build_wheels_macos_x64:
     needs: [core, test]
@@ -341,4 +341,4 @@ jobs:
 
           python3 -m pip install $opts wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-win-arm64.yaml b/.github/workflows/build-wheels-win-arm64.yaml
new file mode 100644
index 000000000..41fb16128
--- /dev/null
+++ b/.github/workflows/build-wheels-win-arm64.yaml
@@ -0,0 +1,346 @@
+name: build-wheels-win-arm64
+
+on:
+  push:
+    branches:
+      - wheel
+  workflow_dispatch:
+    inputs:
+      publish_sherpa_onnx_bin:
+        description: "Publish sherpa-onnx-bin"
+        required: false
+        default: "true"
+        type: boolean
+
+env:
+  SHERPA_ONNX_IS_IN_GITHUB_ACTIONS: 1
+
+concurrency:
+  group: build-wheels-win-arm64-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  core:
+    name: core
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [windows-11-arm]
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Update version
+        shell: bash
+        run: |
+          ./new-release.sh
+          git diff .
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Install Python dependencies
+        shell: bash
+        run: |
+          python3 -m pip install wheel twine==5.0.0 setuptools
+
+      - name: sccache
+        uses: mozilla-actions/sccache-action@v0.0.7
+
+      - name: Configure CMake
+        shell: bash
+        run: |
+          export CMAKE_C_COMPILER_LAUNCHER=sccache
+          export CMAKE_CXX_COMPILER_LAUNCHER=sccache
+
+          mkdir build
+          cd build
+          cmake \
+            -A ARM64 \
+            -D SHERPA_ONNX_ENABLE_TTS=ON \
+            -D CMAKE_BUILD_TYPE=Release \
+            -D BUILD_SHARED_LIBS=ON \
+            -D SHERPA_ONNX_BUILD_C_API_EXAMPLES=OFF \
+            -DCMAKE_INSTALL_PREFIX=./install \
+            ..
+
+      - name: Build sherpa-onnx for windows
+        shell: bash
+        run: |
+          cd build
+          cmake --build . --config Release  -- -m:2
+          cmake --build . --config Release --target install -- -m:2
+
+          ls -lh ./bin/Release/sherpa-onnx.exe
+
+      - name: Show
+        shell: bash
+        run: |
+          echo "---bin---"
+          ls -lh build/install/bin
+          echo "---lib---"
+          ls -lh build/install/lib
+          echo "---include---"
+          ls -lh build/install/include
+
+      - name: Copy files
+        shell: bash
+        run: |
+          cd build
+          echo 'sherpa-onnx-core'
+          mkdir -p ../scripts/wheel/sherpa-onnx-core/sherpa_onnx/lib
+          cp -v ./install/lib/onnxruntime.dll ../scripts/wheel/sherpa-onnx-core/sherpa_onnx/lib
+          cp -v ./install/lib/sherpa-onnx-*.dll ../scripts/wheel/sherpa-onnx-core/sherpa_onnx/lib
+          # keep the *.lib file so users can write code to link with our dll
+          cp -v ./install/lib/sherpa-onnx-*.lib ../scripts/wheel/sherpa-onnx-core/sherpa_onnx/lib
+
+          mkdir -p ../scripts/wheel/sherpa-onnx-core/sherpa_onnx/include/sherpa-onnx/c-api
+          cp -v ./install/include/sherpa-onnx/c-api/*.h ../scripts/wheel/sherpa-onnx-core/sherpa_onnx/include/sherpa-onnx/c-api
+
+          pushd ../scripts/wheel/sherpa-onnx-core
+          python3 setup.py bdist_wheel --plat-name=win_arm64
+
+          ls -lh dist
+
+          popd
+
+          echo 'sherpa-onnx-bin'
+
+          mkdir -p ../scripts/wheel/sherpa-onnx-bin/bin
+          cp -v ./install/bin/sherpa-onnx* ../scripts/wheel/sherpa-onnx-bin/bin
+
+          pushd ../scripts/wheel/sherpa-onnx-bin
+          python3 setup.py bdist_wheel --plat-name=win_arm64
+
+          ls -lh dist
+
+          popd
+
+      - name: Collect wheels
+        shell: bash
+        run: |
+          mkdir wheelhouse
+          cp -v ./scripts/wheel/sherpa-onnx-core/dist/*.whl ./wheelhouse
+          cp -v ./scripts/wheel/sherpa-onnx-bin/dist/*.whl ./wheelhouse
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheels-core-win-arm64
+          path: ./wheelhouse/*.whl
+
+      - name: Show wheels
+        shell: bash
+        run: |
+          ls -lh ./scripts/wheel/sherpa-onnx-core/dist
+          ls -lh ./scripts/wheel/sherpa-onnx-bin/dist
+
+          unzip -l ./scripts/wheel/sherpa-onnx-core/dist/*.whl
+          echo "---"
+          unzip -l ./scripts/wheel/sherpa-onnx-bin/dist/*.whl
+
+  test:
+    name: test
+    needs: [core]
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [windows-11-arm]
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Retrieve artifact from Windows arm64
+        uses: actions/download-artifact@v4
+        with:
+          name: wheels-core-win-arm64
+          path: /tmp/wheels
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Show
+        shell: bash
+        run: |
+          ls -lh /c/tmp/wheels
+
+      - name: Install
+        shell: bash
+        run: |
+          python3 -m pip install /c/tmp/wheels/*.whl
+
+      - name: Show version
+        shell: bash
+        run: |
+          sherpa-onnx-version
+
+          which sherpa-onnx-version
+
+      - name: Show help
+        shell: bash
+        run: |
+          sherpa-onnx --help
+
+          echo "---"
+
+          sherpa-onnx-offline --help
+
+          echo "---"
+
+          sherpa-onnx-vad --help
+
+          which sherpa-onnx-vad
+
+      - name: Publish to huggingface
+        env:
+          HF_TOKEN: ${{ secrets.HF_TOKEN }}
+        uses: nick-fields/retry@v3
+        with:
+          max_attempts: 20
+          timeout_seconds: 200
+          shell: bash
+          command: |
+            git config --global user.email "csukuangfj@gmail.com"
+            git config --global user.name "Fangjun Kuang"
+
+            rm -rf huggingface
+            export GIT_LFS_SKIP_SMUDGE=1
+            export GIT_CLONE_PROTECTION_ACTIVE=false
+
+            SHERPA_ONNX_VERSION=$(grep "SHERPA_ONNX_VERSION" ./CMakeLists.txt  | cut -d " " -f 2  | cut -d '"' -f 2)
+            echo "SHERPA_ONNX_VERSION $SHERPA_ONNX_VERSION"
+
+            d=cpu/$SHERPA_ONNX_VERSION
+
+            git clone https://csukuangfj2:$HF_TOKEN@huggingface.co/csukuangfj2/sherpa-onnx-wheels huggingface
+            cd huggingface
+            git fetch
+            git pull
+            git merge -m "merge remote" --ff origin main
+
+            mkdir -p $d
+
+            cp -v /c/tmp/wheels/*.whl $d/
+
+            git status
+            git add .
+            git commit -m "add more wheels"
+            git push https://csukuangfj2:$HF_TOKEN@huggingface.co/csukuangfj2/sherpa-onnx-wheels main
+
+      - name: Publish wheels to PyPI ${{ github.event.inputs.publish_sherpa_onnx_bin }}
+        env:
+          TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+        shell: bash
+        run: |
+          python3 -m pip install --upgrade pip
+          python3 -m pip install wheel twine==5.0.0 setuptools
+
+          twine upload --skip-existing --verbose /c/tmp/wheels/*.whl
+
+  build_wheels_win_arm64:
+    needs: [core, test]
+    # if: always()
+    name: ${{ matrix.python-version }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [windows-11-arm]
+        python-version: ["3.11", "3.12", "3.13", "3.14"]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Update version
+        shell: bash
+        run: |
+          ./new-release.sh
+          git diff .
+
+      - name: Setup Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Build wheels (cmd)
+        shell: bash
+        run: |
+          python3 -m pip install setuptools wheel twine
+
+          export SHERPA_ONNX_SPLIT_PYTHON_PACKAGE=ON
+
+          export SHERPA_ONNX_CMAKE_ARGS="-DSHERPA_ONNX_ENABLE_BINARY=OFF -DSHERPA_ONNX_BUILD_C_API_EXAMPLES=OFF -DSHERPA_ONNX_ENABLE_C_API=OFF -DSHERPA_ONNX_ENABLE_C_API=OFF -DSHERPA_ONNX_ENABLE_WEBSOCKET=OFF"
+
+          python3 setup.py bdist_wheel
+
+          ls -lh ./dist/
+
+          mv dist wheelhouse
+
+      - name: Display wheels
+        shell: bash
+        run: |
+          ls -lh ./wheelhouse/
+          unzip -l ./wheelhouse/*.whl
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheel-${{ matrix.python-version }}
+          path: ./wheelhouse/*.whl
+
+      - name: Publish to huggingface
+        env:
+          HF_TOKEN: ${{ secrets.HF_TOKEN }}
+        uses: nick-fields/retry@v3
+        with:
+          max_attempts: 20
+          timeout_seconds: 200
+          shell: bash
+          command: |
+            git config --global user.email "csukuangfj@gmail.com"
+            git config --global user.name "Fangjun Kuang"
+
+            rm -rf huggingface
+            export GIT_LFS_SKIP_SMUDGE=1
+            export GIT_CLONE_PROTECTION_ACTIVE=false
+
+            SHERPA_ONNX_VERSION=$(grep "SHERPA_ONNX_VERSION" ./CMakeLists.txt  | cut -d " " -f 2  | cut -d '"' -f 2)
+            echo "SHERPA_ONNX_VERSION $SHERPA_ONNX_VERSION"
+
+            d=cpu/$SHERPA_ONNX_VERSION
+
+            git clone https://csukuangfj2:$HF_TOKEN@huggingface.co/csukuangfj2/sherpa-onnx-wheels huggingface
+            cd huggingface
+            git fetch
+            git pull
+            git merge -m "merge remote" --ff origin main
+
+            mkdir -p $d
+
+            cp -v ../wheelhouse/*.whl $d/
+
+            git status
+            git add .
+            git commit -m "add more wheels"
+            git push https://csukuangfj2:$HF_TOKEN@huggingface.co/csukuangfj2/sherpa-onnx-wheels main
+
+      - name: Publish wheels to PyPI
+        shell: bash
+        env:
+          TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+        run: |
+          python3 -m pip install --upgrade pip
+          python3 -m pip install wheel twine==5.0.0 setuptools
+
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-win64-cuda.yaml b/.github/workflows/build-wheels-win-x64-cuda.yaml
similarity index 96%
rename from .github/workflows/build-wheels-win64-cuda.yaml
rename to .github/workflows/build-wheels-win-x64-cuda.yaml
index fba0d8505..43b43bcd9 100644
--- a/.github/workflows/build-wheels-win64-cuda.yaml
+++ b/.github/workflows/build-wheels-win-x64-cuda.yaml
@@ -1,4 +1,4 @@
-name: build-wheels-win64-cuda
+name: build-wheels-win-x64-cuda
 
 on:
   push:
@@ -10,11 +10,11 @@ env:
   SHERPA_ONNX_IS_IN_GITHUB_ACTIONS: 1
 
 concurrency:
-  group: build-wheels-win64-cuda-${{ github.ref }}
+  group: build-wheels-win-x64-cuda-${{ github.ref }}
   cancel-in-progress: true
 
 jobs:
-  build_wheels_win64_cuda:
+  build_wheels_win_x64_cuda:
     name: ${{ matrix.python-version }} ${{ matrix.onnxruntime_version }}
     runs-on: ${{ matrix.os }}
     strategy:
diff --git a/.github/workflows/build-wheels-win64.yaml b/.github/workflows/build-wheels-win-x64.yaml
similarity index 97%
rename from .github/workflows/build-wheels-win64.yaml
rename to .github/workflows/build-wheels-win-x64.yaml
index 83d5ba59b..71442c999 100644
--- a/.github/workflows/build-wheels-win64.yaml
+++ b/.github/workflows/build-wheels-win-x64.yaml
@@ -1,4 +1,4 @@
-name: build-wheels-win64
+name: build-wheels-win-x64
 
 on:
   push:
@@ -16,7 +16,7 @@ env:
   SHERPA_ONNX_IS_IN_GITHUB_ACTIONS: 1
 
 concurrency:
-  group: build-wheels-win64-${{ github.ref }}
+  group: build-wheels-win-x64-${{ github.ref }}
   cancel-in-progress: true
 
 jobs:
@@ -240,7 +240,7 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload /d/tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /d/tmp/wheels/*.whl
 
   build_wheels_win64:
     needs: [core, test]
@@ -341,4 +341,4 @@ jobs:
             python3 -m pip install wheel twine==5.0.0 setuptools
           fi
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/build-wheels-win32.yaml b/.github/workflows/build-wheels-win-x86.yaml
similarity index 97%
rename from .github/workflows/build-wheels-win32.yaml
rename to .github/workflows/build-wheels-win-x86.yaml
index 1317360a6..4727cef4e 100644
--- a/.github/workflows/build-wheels-win32.yaml
+++ b/.github/workflows/build-wheels-win-x86.yaml
@@ -1,4 +1,4 @@
-name: build-wheels-win32
+name: build-wheels-win-x86
 
 on:
   push:
@@ -16,7 +16,7 @@ env:
   SHERPA_ONNX_IS_IN_GITHUB_ACTIONS: 1
 
 concurrency:
-  group: build-wheels-win32-${{ github.ref }}
+  group: build-wheels-win-x86-${{ github.ref }}
   cancel-in-progress: true
 
 jobs:
@@ -239,9 +239,9 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload /d/tmp/wheels/*.whl
+          twine upload --skip-existing --verbose /d/tmp/wheels/*.whl
 
-  build_wheels_win32:
+  build_wheels_win_x86:
     needs: [core, test]
     name: ${{ matrix.python-version }}
     runs-on: ${{ matrix.os }}
@@ -328,4 +328,4 @@ jobs:
           python3 -m pip install --upgrade pip
           python3 -m pip install wheel twine==5.0.0 setuptools
 
-          twine upload ./wheelhouse/*.whl
+          twine upload --skip-existing --verbose ./wheelhouse/*.whl
diff --git a/.github/workflows/run-python-test-macos.yaml b/.github/workflows/run-python-test-macos.yaml
deleted file mode 100644
index 3b1d2e533..000000000
--- a/.github/workflows/run-python-test-macos.yaml
+++ /dev/null
@@ -1,107 +0,0 @@
-name: run-python-test-macos
-
-on:
-  push:
-    branches:
-      - master
-      - python
-    paths:
-      - '.github/workflows/run-python-test-macos.yaml'
-      - '.github/scripts/test-python.sh'
-      - 'cmake/**'
-      - 'sherpa-onnx/csrc/*'
-      - 'python-api-examples/**'
-
-  workflow_dispatch:
-
-concurrency:
-  group: run-python-test-macos-${{ github.ref }}
-  cancel-in-progress: true
-
-permissions:
-  contents: read
-
-jobs:
-  run-python-test:
-    name: ${{ matrix.os }} ${{ matrix.python-version }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        # See https://github.com/actions/runner-images
-        # macos-14 is for arm64
-        # macos-14-large is for x64
-        include:
-          - os: macos-15-intel
-            python-version: "3.8"
-
-          - os: macos-15-intel
-            python-version: "3.9"
-          - os: macos-14
-            python-version: "3.10"
-          - os: macos-14
-            python-version: "3.11"
-
-          - os: macos-latest
-            python-version: "3.12"
-
-          - os: macos-latest
-            python-version: "3.13"
-
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: Update version
-        shell: bash
-        run: |
-          ./new-release.sh
-          git diff .
-
-      - name: Display OS version
-        shell: bash
-        run: |
-          uname -a
-          sw_vers
-
-      - name: ccache
-        uses: hendrikmuhs/ccache-action@v1.2
-        with:
-          key: ${{ matrix.os }}-python-${{ matrix.python-version }}
-
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: ${{ matrix.python-version }}
-
-      - name: Install Python dependencies
-        shell: bash
-        run: |
-          python3 -m pip install --upgrade pip numpy pypinyin sentencepiece>=0.1.96 soundfile setuptools wheel librosa
-
-      - name: Install sherpa-onnx
-        shell: bash
-        run: |
-          export CMAKE_CXX_COMPILER_LAUNCHER=ccache
-          export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
-          cmake --version
-
-          python3 -m pip install .
-
-      - name: Test sherpa-onnx
-        shell: bash
-        run: |
-          export OS=${{ matrix.os }}
-          .github/scripts/test-python.sh
-          .github/scripts/test-speaker-recognition-python.sh
-
-      - uses: actions/upload-artifact@v4
-        with:
-          name: source-separation-${{ matrix.os }}-${{ matrix.python-version }}
-          path: ./source-separation
-
-      - uses: actions/upload-artifact@v4
-        with:
-          name: tts-generated-test-files-${{ matrix.os }}-${{ matrix.python-version }}
-          path: tts
diff --git a/.github/workflows/run-python-test.yaml b/.github/workflows/run-python-test.yaml
index 6aaa756f6..fa65ebd0b 100644
--- a/.github/workflows/run-python-test.yaml
+++ b/.github/workflows/run-python-test.yaml
@@ -5,9 +5,11 @@ on:
     branches:
       - master
       - python
+      - wheel-win-arm64
     paths:
       - '.github/workflows/run-python-test.yaml'
       - '.github/scripts/test-python.sh'
+      - '.github/scripts/test-speaker-recognition-python.sh'
       - 'cmake/**'
       - 'sherpa-onnx/csrc/*'
       - 'python-api-examples/**'
@@ -17,6 +19,7 @@ on:
     paths:
       - '.github/workflows/run-python-test.yaml'
       - '.github/scripts/test-python.sh'
+      - '.github/scripts/test-speaker-recognition-python.sh'
       - 'cmake/**'
       - 'sherpa-onnx/csrc/*'
       - 'python-api-examples/**'
@@ -29,19 +32,22 @@ concurrency:
 permissions:
   contents: read
 
+env:
+  PYTHONIOENCODING: utf-8
+
 jobs:
   run-python-test:
-    name: ${{ matrix.os }} ${{ matrix.python-version }}
+    name: ${{ matrix.os }} ${{ matrix.python-version }} ${{ matrix.architecture || ((contains(matrix.os, 'arm') || matrix.os == 'macos-14' || matrix.os == 'macos-latest') && 'arm64' || 'x64') }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         include:
+          # Linux x64
           - os: ubuntu-latest
             python-version: "3.8"
           - os: ubuntu-latest
             python-version: "3.9"
-
           - os: ubuntu-latest
             python-version: "3.10"
           - os: ubuntu-latest
@@ -53,6 +59,61 @@ jobs:
           - os: ubuntu-latest
             python-version: "3.14"
 
+          # Linux arm64
+          - os: ubuntu-24.04-arm
+            python-version: "3.10"
+          - os: ubuntu-24.04-arm
+            python-version: "3.11"
+          - os: ubuntu-24.04-arm
+            python-version: "3.12"
+          - os: ubuntu-24.04-arm
+            python-version: "3.13"
+          - os: ubuntu-24.04-arm
+            python-version: "3.14"
+
+          # macOS x64
+          - os: macos-15-intel
+            python-version: "3.8"
+          - os: macos-15-intel
+            python-version: "3.9"
+
+          # macOS arm64
+          - os: macos-14
+            python-version: "3.10"
+          - os: macos-14
+            python-version: "3.11"
+          - os: macos-latest
+            python-version: "3.12"
+          - os: macos-latest
+            python-version: "3.13"
+
+          # Windows x64
+          - os: windows-2022
+            python-version: "3.8"
+          - os: windows-2022
+            python-version: "3.9"
+          - os: windows-2022
+            python-version: "3.10"
+          - os: windows-2022
+            python-version: "3.11"
+          - os: windows-2022
+            python-version: "3.12"
+          - os: windows-2022
+            python-version: "3.13"
+          - os: windows-2022
+            python-version: "3.14"
+
+          # Windows arm64
+          - os: windows-11-arm
+            python-version: "3.11"
+          - os: windows-11-arm
+            python-version: "3.12"
+          - os: windows-11-arm
+            python-version: "3.13"
+          - os: windows-11-arm
+            python-version: "3.14"
+
+
     steps:
       - uses: actions/checkout@v4
         with:
@@ -67,93 +128,137 @@ jobs:
       - name: Display OS version
         shell: bash
         run: |
-          uname -a
-          find "/etc" -maxdepth 1 -type f -name "*version" -exec head -n 100 {} \;
+          uname -a || true
+          if [[ "${{ runner.os }}" == "Linux" ]]; then
+            find "/etc" -maxdepth 1 -type f -name "*version" -exec head -n 100 {} \; || true
+          elif [[ "${{ runner.os }}" == "macOS" ]]; then
+            sw_vers || true
+          fi
 
       - name: ccache
+        if: runner.os != 'Windows'
         uses: hendrikmuhs/ccache-action@v1.2
         with:
           key: ${{ matrix.os }}-python-${{ matrix.python-version }}
 
+      - name: sccache (Windows)
+        if: runner.os == 'Windows'
+        uses: mozilla-actions/sccache-action@v0.0.7
+
+      - name: Set up MSVC
+        if: runner.os == 'Windows'
+        uses: ilammy/msvc-dev-cmd@v1
+
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+          architecture: ${{ matrix.architecture || ((contains(matrix.os, 'arm') || matrix.os == 'macos-14' || matrix.os == 'macos-latest') && 'arm64' || 'x64') }}
 
       - name: Install Python dependencies
         shell: bash
         run: |
-          python3 -m pip install --upgrade pip numpy pypinyin sentencepiece>=0.1.96 soundfile librosa
+          python3 -m pip install --upgrade pip numpy pypinyin soundfile 
           python3 -m pip install wheel twine setuptools
 
-      - uses: afoley587/setup-ffmpeg@main
-        id: setup-ffmpeg
-        with:
-          ffmpeg-version: release
-          architecture: ''
-          github-token: ${{ github.server_url == 'https://github.com' && github.token || '' }}
+      - name: Install librosa (Linux/macOS)
+        if: runner.os != 'Windows'
+        shell: bash
+        run: |
+          python3 -m pip install --upgrade librosa
 
-      - name: Install ninja
+      - name: Install ninja (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           sudo apt-get install ninja-build
 
-      - name: Display ninja version
+      - name: Display ninja version (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           ninja --version
           ninja --help || true
           which ninja
 
-      - name: Display site packages dir
+      - name: Display site packages dir (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           python3 -c 'import site; print(site.getsitepackages())'
           p=$(python3 -c 'import site; print(site.getsitepackages())')
           echo "p: $p"
 
-      - name: Install patchelf
+      - name: Install patchelf (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           sudo apt-get update -q
           sudo apt-get install -q -y patchelf
           patchelf --help
 
-      - name: Build sherpa-onnx
+      - name: Build sherpa-onnx (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
-          export CMAKE_CXX_COMPILER_LAUNCHER=ccache
-          export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
+          if [[ "${{ runner.os }}" != "Windows" ]]; then
+            export CMAKE_CXX_COMPILER_LAUNCHER=ccache
+            export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
+          fi
           cmake --version
           export SHERPA_ONNX_CMAKE_ARGS="-G Ninja -DCMAKE_BUILD_TYPE=Release"
           export SHERPA_ONNX_MAKE_ARGS="-j 6"
 
           python3 setup.py bdist_wheel
 
-      - name: Patch wheels
+      - name: Patch wheels (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           mkdir ./dist2
           sudo ./scripts/wheel/patch_wheel.py --in-dir ./dist --out-dir ./dist2
 
-      - name: Install sherpa-onnx
+      - name: Install sherpa-onnx (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           ls -lh dist2
 
           python3 -m pip install ./dist2/*.whl
 
+      - name: Build and install sherpa-onnx (macOS)
+        if: runner.os == 'macOS'
+        shell: bash
+        run: |
+          export CMAKE_CXX_COMPILER_LAUNCHER=ccache
+          export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
+          cmake --version
+
+          python3 -m pip install .
+
+      - name: Build and install sherpa-onnx (Windows)
+        if: runner.os == 'Windows'
+        shell: bash
+        run: |
+          export CMAKE_C_COMPILER_LAUNCHER=sccache
+          export CMAKE_CXX_COMPILER_LAUNCHER=sccache
+
+          python3 -m pip install .
+
       - uses: actions/upload-artifact@v4
+        if: runner.os == 'Linux'
         with:
           name: ${{ matrix.os }}-${{ matrix.python-version }}-whl
           path: ./dist
 
       - uses: actions/upload-artifact@v4
+        if: runner.os == 'Linux'
         with:
           name: ${{ matrix.os }}-${{ matrix.python-version }}-whl-patched
           path: ./dist2
 
-      - name: Show dependencies
+      - name: Show dependencies (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           cd dist
@@ -166,7 +271,8 @@ jobs:
 
           readelf -d sherpa_onnx-*.data/data/bin/sherpa-onnx
 
-      - name: Show dependencies (patched)
+      - name: Show dependencies - patched (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           cd dist2
@@ -179,7 +285,8 @@ jobs:
 
           readelf -d sherpa_onnx-*.data/data/bin/sherpa-onnx
 
-      - name: Test sherpa-onnx
+      - name: Test sherpa-onnx (Linux)
+        if: runner.os == 'Linux'
         shell: bash
         run: |
           export OS=${{ matrix.os }}
@@ -196,9 +303,17 @@ jobs:
           .github/scripts/test-python.sh
           .github/scripts/test-speaker-recognition-python.sh
 
+      - name: Test sherpa-onnx (macOS/Windows)
+        if: runner.os != 'Linux'
+        shell: bash
+        run: |
+          export OS=${{ matrix.os }}
+          .github/scripts/test-python.sh
+          .github/scripts/test-speaker-recognition-python.sh
+
       - uses: actions/upload-artifact@v4
         with:
-          name: source-separation-${{ matrix.os }}-${{ matrix.python-version }}-whl
+          name: source-separation-${{ matrix.os }}-${{ matrix.python-version }}
           path: ./source-separation
 
       - uses: actions/upload-artifact@v4
diff --git a/.github/workflows/test-onnxruntime-version.yaml b/.github/workflows/test-onnxruntime-version.yaml
index 6fdb25ae9..2f2a92412 100644
--- a/.github/workflows/test-onnxruntime-version.yaml
+++ b/.github/workflows/test-onnxruntime-version.yaml
@@ -23,7 +23,7 @@ jobs:
       matrix:
         os: [macos-latest]
         # version: ["1.11.0", "1.11.1", "1.12.0", "1.12.1", "1.13.1", "1.14.0", "1.14.1", "1.15.0", "1.15.1", "1.16.1", "1.16.2", "1.17.0", "1.17.1", "1.17.3", "1.18.0", "1.18.1", "1.19.0", "1.19.2", "1.20.0", "1.20.1", "1.20.2", "1.21.0", "1.21.1", "1.22.0", "1.22.1", "1.22.2", "1.23.0", "1.23.1", "1.23.2", "1.24.4"]
-        version: ["1.24.4"]
+        version: ["1.17.1", "1.24.4", "1.27.1"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/test-pip-install.yaml b/.github/workflows/test-pip-install.yaml
index 0fdeb43df..bb73ca0a1 100644
--- a/.github/workflows/test-pip-install.yaml
+++ b/.github/workflows/test-pip-install.yaml
@@ -25,29 +25,29 @@ jobs:
   test_pip_install:
     if: github.repository_owner == 'csukuangfj' || github.repository_owner == 'k2-fsa'
     runs-on: ${{ matrix.os }}
-    name: ${{ matrix.os }} ${{ matrix.python-version }}
+    name: ${{ matrix.os }} ${{ matrix.python-version }} ${{ matrix.architecture || ((contains(matrix.os, 'arm') || matrix.os == 'macos-14' || matrix.os == 'macos-latest') && 'arm64' || 'x64') }}
     strategy:
       fail-fast: false
       matrix:
         # See https://github.com/actions/runner-images
         include:
-          - os: ubuntu-22.04
+          # Linux x64
+          - os: ubuntu-latest
             python-version: "3.8"
-          - os: ubuntu-22.04
+          - os: ubuntu-latest
             python-version: "3.9"
-          - os: ubuntu-22.04
+          - os: ubuntu-latest
             python-version: "3.10"
           - os: ubuntu-latest
             python-version: "3.11"
-          - os: ubuntu-24.04
+          - os: ubuntu-latest
             python-version: "3.12"
           - os: ubuntu-latest
             python-version: "3.13"
+          - os: ubuntu-latest
+            python-version: "3.14"
 
-          - os: ubuntu-24.04-arm
-            python-version: "3.8"
-          - os: ubuntu-24.04-arm
-            python-version: "3.9"
+          # Linux arm64
           - os: ubuntu-24.04-arm
             python-version: "3.10"
           - os: ubuntu-24.04-arm
@@ -56,27 +56,30 @@ jobs:
             python-version: "3.12"
           - os: ubuntu-24.04-arm
             python-version: "3.13"
+          - os: ubuntu-24.04-arm
+            python-version: "3.14"
 
+          # macOS x64
           - os: macos-15-intel
             python-version: "3.8"
-
           - os: macos-15-intel
             python-version: "3.9"
-          - os: macos-15-intel
-            python-version: "3.10"
-          - os: macos-15-intel
-            python-version: "3.11"
 
+          # macOS arm64
           - os: macos-14
-            python-version: "3.12"
+            python-version: "3.10"
           - os: macos-14
+            python-version: "3.11"
+          - os: macos-latest
+            python-version: "3.12"
+          - os: macos-latest
             python-version: "3.13"
 
+          # Windows x64
           - os: windows-2022
             python-version: "3.8"
           - os: windows-2022
             python-version: "3.9"
-
           - os: windows-2022
             python-version: "3.10"
           - os: windows-2022
@@ -85,6 +88,41 @@ jobs:
             python-version: "3.12"
           - os: windows-2022
             python-version: "3.13"
+          - os: windows-2022
+            python-version: "3.14"
+
+          # Windows arm64
+          - os: windows-11-arm
+            python-version: "3.11"
+          - os: windows-11-arm
+            python-version: "3.12"
+          - os: windows-11-arm
+            python-version: "3.13"
+          - os: windows-11-arm
+            python-version: "3.14"
+
+          # Windows x86
+          - os: windows-2022
+            python-version: "3.8"
+            architecture: x86
+          - os: windows-2022
+            python-version: "3.9"
+            architecture: x86
+          - os: windows-2022
+            python-version: "3.10"
+            architecture: x86
+          - os: windows-2022
+            python-version: "3.11"
+            architecture: x86
+          - os: windows-2022
+            python-version: "3.12"
+            architecture: x86
+          - os: windows-2022
+            python-version: "3.13"
+            architecture: x86
+          - os: windows-2022
+            python-version: "3.14"
+            architecture: x86
 
     steps:
       - uses: actions/checkout@v4
@@ -101,11 +139,13 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+          architecture: ${{ matrix.architecture || ((contains(matrix.os, 'arm') || matrix.os == 'macos-14' || matrix.os == 'macos-latest') && 'arm64' || 'x64') }}
 
       - name: Install sherpa-onnx
         shell: bash
         run: |
-          pip install --verbose -U sherpa-onnx sherpa-onnx-core sherpa-onnx-bin
+          pip install --verbose -U sherpa-onnx sherpa-onnx-core sherpa-onnx-bin || \
+            pip install --verbose -U sherpa-onnx sherpa-onnx-core sherpa-onnx-bin -f https://k2-fsa.github.io/sherpa/onnx/cpu.html
 
       - name: Test sherpa-onnx-bin
         shell: bash
diff --git a/python-api-examples/offline-fire-red-asr-ctc-decode-files.py b/python-api-examples/offline-fire-red-asr-ctc-decode-files.py
index 8732e8b84..853386109 100755
--- a/python-api-examples/offline-fire-red-asr-ctc-decode-files.py
+++ b/python-api-examples/offline-fire-red-asr-ctc-decode-files.py
@@ -18,8 +18,8 @@ rm sherpa-onnx-fire-red-asr2-ctc-zh_en-int8-2026-02-25.tar.bz2
 import time
 from pathlib import Path
 
-import librosa
 import numpy as np
+import soundfile as sf
 import sherpa_onnx
 
 
@@ -73,24 +73,24 @@ def create_recognizer():
 
 
 def load_audio(filename):
-    audio, sample_rate = librosa.load(filename, sr=16000)
-    assert sample_rate == 16000, sample_rate
+    audio, sample_rate = sf.read(filename, dtype="float32", always_2d=True)
+    audio = audio[:, 0]  # only use the first channel
 
-    return np.ascontiguousarray(audio)
+    return np.ascontiguousarray(audio), sample_rate
 
 
 def decode_single_file(recognizer, filename):
-    samples = load_audio(filename)
+    samples, sample_rate = load_audio(filename)
 
     start_time = time.time()
 
     stream = recognizer.create_stream()
-    stream.accept_waveform(sample_rate=16000, waveform=samples)
+    stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
     recognizer.decode_stream(stream)
 
     end_time = time.time()
     elapsed_seconds = end_time - start_time
-    audio_duration = len(samples) / 16000
+    audio_duration = len(samples) / sample_rate
     real_time_factor = elapsed_seconds / audio_duration
 
     print("---")
@@ -110,11 +110,11 @@ def decode_multiple_files(recognizer, filenames):
     audio_duration = 0
 
     for filename in filenames:
-        samples = load_audio(filename)
-        audio_duration += len(samples) / 16000
+        samples, sample_rate = load_audio(filename)
+        audio_duration += len(samples) / sample_rate
 
         stream = recognizer.create_stream()
-        stream.accept_waveform(sample_rate=16000, waveform=samples)
+        stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
         streams.append(stream)
 
     recognizer.decode_streams(streams)
diff --git a/python-api-examples/offline-medasr-ctc-decode-files.py b/python-api-examples/offline-medasr-ctc-decode-files.py
index d231eb852..69e778fe1 100755
--- a/python-api-examples/offline-medasr-ctc-decode-files.py
+++ b/python-api-examples/offline-medasr-ctc-decode-files.py
@@ -18,8 +18,8 @@ rm sherpa-onnx-medasr-ctc-en-int8-2025-12-25.tar.bz2
 import time
 from pathlib import Path
 
-import librosa
 import numpy as np
+import soundfile as sf
 import sherpa_onnx
 
 
@@ -67,24 +67,24 @@ def create_recognizer():
 
 
 def load_audio(filename):
-    audio, sample_rate = librosa.load(filename, sr=16000)
-    assert sample_rate == 16000, sample_rate
+    audio, sample_rate = sf.read(filename, dtype="float32", always_2d=True)
+    audio = audio[:, 0]  # only use the first channel
 
-    return np.ascontiguousarray(audio)
+    return np.ascontiguousarray(audio), sample_rate
 
 
 def decode_single_file(recognizer, filename):
-    samples = load_audio(filename)
+    samples, sample_rate = load_audio(filename)
 
     start_time = time.time()
 
     stream = recognizer.create_stream()
-    stream.accept_waveform(sample_rate=16000, waveform=samples)
+    stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
     recognizer.decode_stream(stream)
 
     end_time = time.time()
     elapsed_seconds = end_time - start_time
-    audio_duration = len(samples) / 16000
+    audio_duration = len(samples) / sample_rate
     real_time_factor = elapsed_seconds / audio_duration
 
     print("---")
@@ -104,11 +104,11 @@ def decode_multiple_files(recognizer, filenames):
     audio_duration = 0
 
     for filename in filenames:
-        samples = load_audio(filename)
-        audio_duration += len(samples) / 16000
+        samples, sample_rate = load_audio(filename)
+        audio_duration += len(samples) / sample_rate
 
         stream = recognizer.create_stream()
-        stream.accept_waveform(sample_rate=16000, waveform=samples)
+        stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
         streams.append(stream)
 
     recognizer.decode_streams(streams)
diff --git a/python-api-examples/offline-omnilingual-asr-ctc-decode-files.py b/python-api-examples/offline-omnilingual-asr-ctc-decode-files.py
index 1354ef8db..446d864d1 100755
--- a/python-api-examples/offline-omnilingual-asr-ctc-decode-files.py
+++ b/python-api-examples/offline-omnilingual-asr-ctc-decode-files.py
@@ -56,26 +56,22 @@ def create_recognizer():
 def load_audio(filename):
     audio, sample_rate = sf.read(filename, dtype="float32", always_2d=True)
     audio = audio[:, 0]  # only use the first channel
-    if sample_rate != 16000:
-        import librosa
 
-        audio = librosa.resample(audio, orig_sr=sample_rate, target_sr=16000)
-
-    return np.ascontiguousarray(audio)
+    return np.ascontiguousarray(audio), sample_rate
 
 
 def decode_single_file(recognizer, filename):
-    samples = load_audio(filename)
+    samples, sample_rate = load_audio(filename)
 
     start_time = time.time()
 
     stream = recognizer.create_stream()
-    stream.accept_waveform(sample_rate=16000, waveform=samples)
+    stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
     recognizer.decode_stream(stream)
 
     end_time = time.time()
     elapsed_seconds = end_time - start_time
-    audio_duration = len(samples) / 16000
+    audio_duration = len(samples) / sample_rate
     real_time_factor = elapsed_seconds / audio_duration
 
     print("---")
@@ -95,11 +91,11 @@ def decode_multiple_files(recognizer, filenames):
     audio_duration = 0
 
     for filename in filenames:
-        samples = load_audio(filename)
-        audio_duration += len(samples) / 16000
+        samples, sample_rate = load_audio(filename)
+        audio_duration += len(samples) / sample_rate
 
         stream = recognizer.create_stream()
-        stream.accept_waveform(sample_rate=16000, waveform=samples)
+        stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
         streams.append(stream)
 
     recognizer.decode_streams(streams)
diff --git a/python-api-examples/offline-omnilingual-asr-ctc-v2-decode-files.py b/python-api-examples/offline-omnilingual-asr-ctc-v2-decode-files.py
index b6fb63ebf..7f10bf185 100755
--- a/python-api-examples/offline-omnilingual-asr-ctc-v2-decode-files.py
+++ b/python-api-examples/offline-omnilingual-asr-ctc-v2-decode-files.py
@@ -54,26 +54,22 @@ def create_recognizer():
 def load_audio(filename):
     audio, sample_rate = sf.read(filename, dtype="float32", always_2d=True)
     audio = audio[:, 0]  # only use the first channel
-    if sample_rate != 16000:
-        import librosa
 
-        audio = librosa.resample(audio, orig_sr=sample_rate, target_sr=16000)
-
-    return np.ascontiguousarray(audio)
+    return np.ascontiguousarray(audio), sample_rate
 
 
 def decode_single_file(recognizer, filename):
-    samples = load_audio(filename)
+    samples, sample_rate = load_audio(filename)
 
     start_time = time.time()
 
     stream = recognizer.create_stream()
-    stream.accept_waveform(sample_rate=16000, waveform=samples)
+    stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
     recognizer.decode_stream(stream)
 
     end_time = time.time()
     elapsed_seconds = end_time - start_time
-    audio_duration = len(samples) / 16000
+    audio_duration = len(samples) / sample_rate
     real_time_factor = elapsed_seconds / audio_duration
 
     print("---")
@@ -93,11 +89,11 @@ def decode_multiple_files(recognizer, filenames):
     audio_duration = 0
 
     for filename in filenames:
-        samples = load_audio(filename)
-        audio_duration += len(samples) / 16000
+        samples, sample_rate = load_audio(filename)
+        audio_duration += len(samples) / sample_rate
 
         stream = recognizer.create_stream()
-        stream.accept_waveform(sample_rate=16000, waveform=samples)
+        stream.accept_waveform(sample_rate=sample_rate, waveform=samples)
         streams.append(stream)
 
     recognizer.decode_streams(streams)
diff --git a/python-api-examples/offline-speaker-diarization.py b/python-api-examples/offline-speaker-diarization.py
index 36e51e309..bdf4448d0 100755
--- a/python-api-examples/offline-speaker-diarization.py
+++ b/python-api-examples/offline-speaker-diarization.py
@@ -37,9 +37,9 @@ Step 4. Run it
 """
 from pathlib import Path
 
+import librosa
 import sherpa_onnx
 import soundfile as sf
-import librosa
 
 
 def resample_audio(audio, sample_rate, target_sample_rate):
@@ -110,11 +110,11 @@ def main():
     # Since we know there are 4 speakers in the above test wave file, we use
     # num_speakers 4 here
     sd = init_speaker_diarization(num_speakers=4)
-    
+
     # Resample audio to match the expected sample rate
     target_sample_rate = sd.sample_rate
     audio, sample_rate = resample_audio(audio, sample_rate, target_sample_rate)
-    
+
     if sample_rate != sd.sample_rate:
         raise RuntimeError(
             f"Expected samples rate: {sd.sample_rate}, given: {sample_rate}"
diff --git a/python-api-examples/pocket-tts-play.py b/python-api-examples/pocket-tts-play.py
index 558b497ca..2a65bd25f 100755
--- a/python-api-examples/pocket-tts-play.py
+++ b/python-api-examples/pocket-tts-play.py
@@ -32,7 +32,6 @@ import threading
 import time
 from pathlib import Path
 
-import librosa
 import numpy as np
 import sherpa_onnx
 import soundfile as sf
@@ -197,9 +196,9 @@ def main():
     tts = create_tts()
     logging.info("Loading model done.")
 
-    reference_audio, reference_sample_rate = librosa.load(
-        reference_audio_file, sr=tts.sample_rate
-    )
+    reference_audio, reference_sample_rate = sf.read(reference_audio_file, dtype="float32")
+    if reference_audio.ndim > 1:
+        reference_audio = reference_audio[:, 0]  # only use the first channel
 
     text = """
     I am happy to join with you today in what will go down in history as the greatest demonstration for freedom in the history of our nation.
diff --git a/python-api-examples/pocket-tts.py b/python-api-examples/pocket-tts.py
index cf6962d60..50eb587f4 100755
--- a/python-api-examples/pocket-tts.py
+++ b/python-api-examples/pocket-tts.py
@@ -30,7 +30,6 @@ for details.
 import time
 from pathlib import Path
 
-import librosa
 import sherpa_onnx
 import soundfile as sf
 
@@ -67,9 +66,9 @@ def main():
 
     tts = create_tts()
 
-    reference_audio, sample_rate = librosa.load(
-        reference_audio_file, sr=tts.sample_rate
-    )
+    reference_audio, sample_rate = sf.read(reference_audio_file, dtype="float32")
+    if reference_audio.ndim > 1:
+        reference_audio = reference_audio[:, 0]  # only use the first channel
 
     text = "I am happy to join with you today in what will go down in history as the greatest demonstration for freedom in the history of our nation."
 
diff --git a/python-api-examples/zipvoice-tts-play.py b/python-api-examples/zipvoice-tts-play.py
index 580d40291..15a1fe58f 100644
--- a/python-api-examples/zipvoice-tts-play.py
+++ b/python-api-examples/zipvoice-tts-play.py
@@ -34,7 +34,6 @@ import threading
 import time
 from pathlib import Path
 
-import librosa
 import numpy as np
 import sherpa_onnx
 import soundfile as sf
@@ -165,7 +164,9 @@ def main():
     tts = create_tts()
     logging.info("Loading model done.")
 
-    reference_audio, reference_sample_rate = librosa.load(reference_audio_file, sr=None)
+    reference_audio, reference_sample_rate = sf.read(reference_audio_file, dtype="float32")
+    if reference_audio.ndim > 1:
+        reference_audio = reference_audio[:, 0]  # only use the first channel
     reference_text = "那还是三十六年前, 一九八七年. 我呢考上了武汉大学的计算机系."
     text = """
     小米的价值观是真诚, 热爱.
diff --git a/python-api-examples/zipvoice-tts.py b/python-api-examples/zipvoice-tts.py
index 89709cbf6..35d256af3 100644
--- a/python-api-examples/zipvoice-tts.py
+++ b/python-api-examples/zipvoice-tts.py
@@ -29,7 +29,6 @@ for details.
 import time
 from pathlib import Path
 
-import librosa
 import sherpa_onnx
 import soundfile as sf
 
@@ -67,7 +66,9 @@ def main():
 
     tts = create_tts()
 
-    reference_audio, sample_rate = librosa.load(reference_audio_file, sr=None)
+    reference_audio, sample_rate = sf.read(reference_audio_file, dtype="float32")
+    if reference_audio.ndim > 1:
+        reference_audio = reference_audio[:, 0]  # only use the first channel
     reference_text = "那还是三十六年前, 一九八七年. 我呢考上了武汉大学的计算机系."
     text = "小米的价值观是真诚, 热爱. 真诚，就是不欺人也不自欺. 热爱, 就是全心投入并享受其中."
 
diff --git a/sherpa-onnx/csrc/online-recognizer-transducer-nemo-impl.h b/sherpa-onnx/csrc/online-recognizer-transducer-nemo-impl.h
index f1ab86f17..edd93efc4 100644
--- a/sherpa-onnx/csrc/online-recognizer-transducer-nemo-impl.h
+++ b/sherpa-onnx/csrc/online-recognizer-transducer-nemo-impl.h
@@ -150,7 +150,7 @@ class OnlineRecognizerTransducerNeMoImpl : public OnlineRecognizerImpl {
     s->SetStates(model_->GetEncoderInitStates());
 
     s->SetNeMoDecoderStates(model_->GetDecoderInitStates());
-    s->SetNeMoDecoderOut(nullptr);
+    s->SetNeMoDecoderOut(Ort::Value{nullptr});
 
     // Note: We only update counters. The underlying audio samples
     // are not discarded.
diff --git a/sherpa-onnx/csrc/online-stream.cc b/sherpa-onnx/csrc/online-stream.cc
index ac08d410d..91e80b430 100644
--- a/sherpa-onnx/csrc/online-stream.cc
+++ b/sherpa-onnx/csrc/online-stream.cc
@@ -215,7 +215,9 @@ class OnlineStream::Impl {
   // states for nemo transducer models
   std::vector<Ort::Value> nemo_decoder_states_;
 
-  Ort::Value nemo_decoder_out_;  // decoder out for nemo transducer models
+  // decoder out for nemo transducer models
+  Ort::Value nemo_decoder_out_{nullptr};
+
   std::vector<float> paraformer_feat_cache_;
   std::vector<float> paraformer_encoder_out_cache_;
   std::vector<float> paraformer_alpha_cache_;
diff --git a/sherpa-onnx/csrc/online-transducer-greedy-search-nemo-decoder.cc b/sherpa-onnx/csrc/online-transducer-greedy-search-nemo-decoder.cc
index 1a136fde6..3594c1b7d 100644
--- a/sherpa-onnx/csrc/online-transducer-greedy-search-nemo-decoder.cc
+++ b/sherpa-onnx/csrc/online-transducer-greedy-search-nemo-decoder.cc
@@ -47,7 +47,8 @@ static void DecodeOne(const float *encoder_out, int32_t num_rows,
   std::vector<Ort::Value> &last_decoder_states = s->GetNeMoDecoderStates();
 
   // decoder_output_pair.second returns the next decoder state
-  std::pair<Ort::Value, std::vector<Ort::Value>> decoder_output_pair;
+  std::pair<Ort::Value, std::vector<Ort::Value>> decoder_output_pair{
+      Ort::Value{nullptr}, std::vector<Ort::Value>{}};
 
   if (!last_decoder_out) {
     decoder_output_pair = model->RunDecoder(std::move(decoder_input),
diff --git a/sherpa-onnx/python/tests/test_text2token.py b/sherpa-onnx/python/tests/test_text2token.py
index c8924d5a1..04d727bba 100755
--- a/sherpa-onnx/python/tests/test_text2token.py
+++ b/sherpa-onnx/python/tests/test_text2token.py
@@ -9,6 +9,12 @@
 import unittest
 from pathlib import Path
 
+try:
+    import sentencepiece  # noqa: F401
+    has_sentencepiece = True
+except ImportError:
+    has_sentencepiece = False
+
 import sherpa_onnx
 
 d = "/tmp/sherpa-test-data"
@@ -17,6 +23,7 @@ d = "/tmp/sherpa-test-data"
 # to download test data for testing
 
 
+@unittest.skipUnless(has_sentencepiece, "sentencepiece is not installed")
 class TestText2Token(unittest.TestCase):
     def test_bpe(self):
         tokens = f"{d}/text2token/tokens_en.txt"