diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index 19d0990e9..c1b7f953a 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -4,8 +4,8 @@ on:
   push:
     tags:
       - 'v*'
-#    branches:
-#      - 'main'
+    branches:
+      - 'main'
 
 jobs:
   docker:
diff --git a/.github/workflows/publish-pypi.yml b/.github/workflows/publish-pypi.yml
new file mode 100644
index 000000000..a326b0993
--- /dev/null
+++ b/.github/workflows/publish-pypi.yml
@@ -0,0 +1,86 @@
+name: publish PyPI
+
+on:
+  push:
+    tags:
+      - 'v*'
+    branches:
+      - 'main'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+#    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: "3.12"
+#          python-version: ${{ matrix.python-version }}
+          
+      - name: Install system dependencies
+        run: |
+          sudo apt-get update && sudo apt-get install -y \
+            gcc \
+            g++ \
+            gfortran \
+            libopenmpi-dev \
+            libhdf5-openmpi-dev \
+            python3-tk \
+            mesa-common-dev \
+            libgl1-mesa-dev \
+            libglu1-mesa-dev \
+            libosmesa6-dev \
+            xorg-dev
+        
+      - name: Install Python dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install wheel setuptools scons numpy mpi4py
+          
+      - name: Verify Python and Installed Packages
+        run: |
+          python --version
+          python -m pip list
+
+      - name: Build Cassiopee package
+        run: |
+          export CASSIOPEE=$GITHUB_WORKSPACE
+          export MACHINE=ubuntu
+          . $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
+          echo "PATH: $PATH"
+          echo "LD_LIBRARY_PATH: $LD_LIBRARY_PATH"
+          echo "PYTHONPATH: $PYTHONPATH"
+          ./install
+
+      - name: Publish to PyPI
+        env:
+          TWINE_USERNAME: __token__
+          TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
+        run: find -name "*.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/pyproject.toml b/pyproject.toml
index 621620e66..edf0f0294 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,3 +3,31 @@ requires = ["setuptools>=45", "setuptools_scm[toml]>=6.2", "scons>=3"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
+version_scheme = "post-release"
+local_scheme = "node-and-date"
+
+[project]
+name = "Cassiopee"
+authors = [
+  { name="ONERA", email="christophe.benoit@onera.fr" },
+]
+license = {text="GPLv3"}
+description = "Computational Fluid Dynamics pre- and post-processing python modules"
+readme = "README.md"
+requires-python = ">=3.8"
+dependencies = [
+  "numpy",
+  "mpi4py",
+  "scons"
+]
+classifiers = [
+  "Programming Language :: Python",
+  "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
+  "Operating System :: Unix",
+  "Operating System :: Microsoft :: Windows",
+  "Topic :: Scientific/Engineering :: Physics"
+]
+
+[project.urls]
+Homepage = "https://github.com/onera/Cassiopee"
+Issues = "https://github.com/onera/Cassiopee/issues"