diff --git a/.github/workflows/publish-pypi.yml b/.github/workflows/publish-pypi.yml
new file mode 100644
index 000000000..a47860786
--- /dev/null
+++ b/.github/workflows/publish-pypi.yml
@@ -0,0 +1,91 @@
+name: publish PyPI
+
+on:
+  push:
+    tags:
+      - 'v*'
+    branches:
+      - 'main'
+
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+#    strategy:
+#      matrix:
+#        python-version: ["3.8", "3.12"]
+        
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+           python-version: "3.8"
+#          python-version: ${{ matrix.python-version }}
+          
+      - name: Install system dependencies
+        run: |
+          sudo apt-get update && sudo apt-get install -y \
+            gcc \
+            g++ \
+            gfortran \
+            libopenmpi-dev \
+            libhdf5-openmpi-dev \
+            python3-tk \
+            mesa-common-dev \
+            libgl1-mesa-dev \
+            libglu1-mesa-dev \
+            libosmesa6-dev \
+            xorg-dev
+        
+      - name: Install Python dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install wheel twine auditwheel setuptools scons numpy mpi4py
+          
+      - name: Verify Python and Installed Packages
+        run: |
+          python --version
+          python -m pip list
+
+      - name: Build Cassiopee package
+        run: |
+          export CASSIOPEE=$GITHUB_WORKSPACE
+          export MACHINE=azure
+          . $CASSIOPEE/Cassiopee/Envs/sh_Cassiopee_r8
+          cd $CASSIOPEE/Cassiopee
+          echo -e "FREEMODULES='KCore XCore Converter Geom Transform Generator Post Initiator Connector Distributor2 Dist2Walls RigidMotion Compressor Modeler Intersector Apps CPlot'\nexport FREEMODULES\nFULLMODULES='KCore XCore Converter Geom Transform Generator Post Initiator Connector Distributor2 Dist2Walls RigidMotion Compressor Modeler Intersector Apps CPlot'\nexport FULLMODULES\nOTHERS=''" > $CASSIOPEE/Cassiopee/MODULES
+          ./install
+
+      - name: Publish to PyPI
+        env:
+          TWINE_USERNAME: __token__
+          TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
+        run: |
+          export CASSIOPEE=$GITHUB_WORKSPACE
+          export MACHINE=azure
+          . $CASSIOPEE/Cassiopee/Envs/sh_Cassiopee_r8
+          for wheel in $(find $CASSIOPEE/Dist/bin/$ELSAPROD/pip-ephem-wheel-cache-* -type f -name "*.whl"); do
+              echo "$wheel"
+              auditwheel -v repair "$wheel"
+          done
+          find $CASSIOPEE/Dist/bin/$ELSAPROD/pip-ephem-wheel-cache-* -type f -name "*manylinux*.whl" -exec twine upload {} +
+          
+#  publish:
+#      runs-on: ubuntu-latest
+#      needs: build
+#      steps:
+#        - name: Checkout repository
+#          uses: actions/checkout@v3
+#
+#        - name: Set up Python
+#          uses: actions/setup-python@v4
+#          with:
+#            python-version: "3.12"
+#
+#        - name: Publish to PyPI
+#          env:
+#            TWINE_USERNAME: __token__
+#            TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
+#          run: find -name "*.whl" -exec twine upload {} +
diff --git a/Cassiopee/KCore/install b/Cassiopee/KCore/install
index 12f3a8f26..dbd3f9805 100755
--- a/Cassiopee/KCore/install
+++ b/Cassiopee/KCore/install
@@ -41,7 +41,7 @@ if [ "$PRODMODE" = "" ]; then
 fi
 
 # Compilation et installation
-if [ $PRODMODE -le 1 ]; then
+if [ $PRODMODE -le 2 ]; then
     sconsf=`which scons`
     if [ "$OMP_NUM_THREADS" != "" ]; then
         export SCONSOPT="-j $OMP_NUM_THREADS"
diff --git a/Cassiopee/XCore/install b/Cassiopee/XCore/install
index 54c1907d7..46f35b6a8 100755
--- a/Cassiopee/XCore/install
+++ b/Cassiopee/XCore/install
@@ -43,7 +43,7 @@ fi
 #python createLinks.py
 
 # Compilation et installation
-if [ $PRODMODE -le 1 ]; then
+if [ $PRODMODE -le 2 ]; then
     sconsf=`which scons`
     if [ "$OMP_NUM_THREADS" != "" ]; then
         export SCONSOPT="-j $OMP_NUM_THREADS"