diff --git a/.github/workflows/code-cov.yml b/.github/workflows/code-cov.yml
new file mode 100644
index 000000000..df4f7e2d3
--- /dev/null
+++ b/.github/workflows/code-cov.yml
@@ -0,0 +1,162 @@
+name: Code coverage
+
+on:
+  # run tests on push events
+  push:
+  # run tests on PR events
+  pull_request:
+    types: [opened, synchronize]
+
+jobs:
+  coverage:
+    if: "! contains(github.event.head_commit.message, '[skip ci]')"
+    runs-on: ubuntu-20.04
+
+    strategy:
+        fail-fast: true
+        matrix:
+            pattern: [on,off]
+            pointmap: [off]
+            scotch: [on,off]
+            vtk: [off]
+            int: [int32_t]
+
+            include:
+              # test vtk only without scotch and with delaunay insertion (more
+              # tests are useless)
+              - pattern: off
+                pointmap: off
+                scotch: off
+                vtk: on
+                int: int32_t
+
+              # Test pointmap with scotch, with and without patterns
+              - pattern: off
+                pointmap: on
+                scotch: on
+                vtk: off
+                int: int32_t
+
+              - pattern: on
+                pointmap: on
+                scotch: on
+                vtk: off
+                int: int32_t
+
+              # Add builds for int64
+              - pattern: on
+                pointmap: on
+                scotch: on
+                vtk: on
+                int: int64_t
+
+              - pattern: off
+                pointmap: off
+                scotch: on
+                vtk: on
+                int: int64_t
+
+    steps:
+      - name: Print options and set environment variables
+        run: |
+          echo "Job parameters:
+            Pattern: ${{ matrix.pattern }},
+            Pointmap: ${{ matrix.pointmap }},
+            Scotch:  ${{ matrix.scotch }},
+            VTK:     ${{ matrix.vtk }},
+            int:     ${{ matrix.int }}"
+
+      - name: Install VTK
+        # Download vtk only if used
+        if: matrix.vtk == 'on'
+        run: |
+            sudo sed -i 's/azure\.//' /etc/apt/sources.list
+            sudo apt-get update
+            sudo apt-get install -y libvtk7-dev
+
+      - name: Install Sctoch
+        # Download scotch only if used
+        if: matrix.scotch == 'on'
+        run: |
+          git clone https://gitlab.inria.fr/scotch/scotch.git
+          cd scotch
+          git checkout v6.1.3
+          cd src
+          cp Make.inc/Makefile.inc.x86-64_pc_linux2 Makefile.inc
+          make scotch -j 4
+          make install scotch -j 4
+
+      - name: Install LibCommons
+        run: |
+          git clone https://github.com/ISCDtoolbox/Commons.git
+          cd Commons
+          mkdir build
+          cd build
+          cmake ..
+          make install
+
+      - name: Install LinearElasticity
+        run: |
+          git clone https://github.com/ISCDtoolbox/LinearElasticity.git
+          cd LinearElasticity
+          mkdir build
+          cd build
+          cmake ..
+          make install
+
+      # checkout the provided branch name if workflow is manually run
+      - uses: actions/checkout@v3
+        if: inputs.branch_name
+        with:
+          ref: ${{github.event.inputs.branch}}
+          path: mmg
+
+      # checkout the event branch for automatic workflows
+      - uses: actions/checkout@v3
+        if: inputs.branch_name == ''
+        with:
+          path: mmg
+
+
+      - name: Configure Mmg with static libs (default behaviour)
+        run: |
+          cmake -Smmg -Bbuild \
+            -DCMAKE_C_FLAGS="-fprofile-arcs -ftest-coverage" \
+            -DCMAKE_Fortran_COMPILER=gfortran-9 \
+            -DCMAKE_INSTALL_PREFIX=mmg-install \
+            -DCI_CONTEXT=ON \
+            -DBUILD_TESTING=ON \
+            -DCMAKE_BUILD_TYPE=Debug \
+            -DMMG_PATTERN=${{ matrix.pattern }} \
+            -DUSE_SCOTCH=${{ matrix.scotch }} \
+            -DSCOTCH_DIR=scotch \
+            -DUSE_VTK=${{ matrix.vtk }} \
+            -DMMG5_INT=${{ matrix.int }} \
+            -DTEST_LIBMMG=ON \
+            -DTEST_LIBMMGS=ON \
+            -DTEST_LIBMMG2D=ON \
+            -DTEST_LIBMMG3D=ON \
+            -DONLY_VERY_SHORT_TESTS=ON
+        shell: bash
+
+      - name: Build Mmg
+        run: |
+          cmake --build build --config Debug -j 4
+
+      - name: Install Mmg
+        run: |
+          cmake --build build --target install --config Debug -j 4
+
+      - name: Test Mmg
+        run: |
+          cd build
+          ctest --timeout 7200 -VV -C Debug -j 4
+
+
+      - name: Upload coverage to Codecov
+        #if: inputs.CODE_COVERAGE
+        uses: codecov/codecov-action@v4
+        with:
+          fail_ci_if_error: true
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
diff --git a/.github/workflows/main-job.yml b/.github/workflows/main-job.yml
index 6d7b74485..ef0c7b9e0 100644
--- a/.github/workflows/main-job.yml
+++ b/.github/workflows/main-job.yml
@@ -261,48 +261,48 @@ jobs:
           cmake ..
           make install
 
-      - name: Test compilation with shared libs linkage
-        run: |
-          cmake -Smmg -Bbuild_shared \
-          ${{ env.CMAKE_C_FLG }} \
-          ${{ env.FORT_FLG }} \
-            -DCI_CONTEXT=ON \
-            -DBUILD_TESTING=ON \
-            -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
-            -DMMG_PATTERN=${{ matrix.pattern }} \
-            -DUSE_SCOTCH=${{ matrix.scotch }} \
-            -DSCOTCH_DIR=scotch-install \
-            -DUSE_VTK=${{ matrix.vtk }} \
-            -DMMG5_INT=${{ matrix.int }} \
-            -DBUILD_SHARED_LIBS=ON \
-            -DTEST_LIBMMG=ON \
-            -DTEST_LIBMMGS=ON \
-            -DTEST_LIBMMG2D=ON \
-            -DTEST_LIBMMG3D=ON \
-            ${{ inputs.add_cmake_cfg_args }}
-            cmake --build build_shared --config ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
-        shell: bash
-
-      - name: Test compilation without library linkage
-        run: |
-          cmake -Smmg -Bbuild_nolibs \
-          ${{ env.CMAKE_C_FLG }} \
-          ${{ env.FORT_FLG }} \
-            -DCI_CONTEXT=ON \
-            -DBUILD_TESTING=ON \
-            -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
-            -DMMG_PATTERN=${{ matrix.pattern }} \
-            -DUSE_SCOTCH=${{ matrix.scotch }} \
-            -DSCOTCH_DIR=scotch-install \
-            -DUSE_VTK=${{ matrix.vtk }} \
-            -DMMG5_INT=${{ matrix.int }} \
-            -DLIBMMG_STATIC=OFF \
-            -DLIBMMGS_STATIC=OFF \
-            -DLIBMMG2D_STATIC=OFF \
-            -DLIBMMG3D_STATIC=OFF \
-            ${{ inputs.add_cmake_cfg_args }}
-            cmake --build build_nolibs --config ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
-        shell: bash
+      #name: Test compilation with shared libs linkage
+      #run: |
+      #  cmake -Smmg -Bbuild_shared \
+      #  ${{ env.CMAKE_C_FLG }} \
+      #  ${{ env.FORT_FLG }} \
+      #    -DCI_CONTEXT=ON \
+      #    -DBUILD_TESTING=ON \
+      #    -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
+      #    -DMMG_PATTERN=${{ matrix.pattern }} \
+      #    -DUSE_SCOTCH=${{ matrix.scotch }} \
+      #    -DSCOTCH_DIR=scotch-install \
+      #    -DUSE_VTK=${{ matrix.vtk }} \
+      #    -DMMG5_INT=${{ matrix.int }} \
+      #    -DBUILD_SHARED_LIBS=ON \
+      #    -DTEST_LIBMMG=ON \
+      #    -DTEST_LIBMMGS=ON \
+      #    -DTEST_LIBMMG2D=ON \
+      #    -DTEST_LIBMMG3D=ON \
+      #    ${{ inputs.add_cmake_cfg_args }}
+      #    cmake --build build_shared --config ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
+      #shell: bash
+      #
+      #name: Test compilation without library linkage
+      #run: |
+      #  cmake -Smmg -Bbuild_nolibs \
+      #  ${{ env.CMAKE_C_FLG }} \
+      #  ${{ env.FORT_FLG }} \
+      #    -DCI_CONTEXT=ON \
+      #    -DBUILD_TESTING=ON \
+      #    -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
+      #    -DMMG_PATTERN=${{ matrix.pattern }} \
+      #    -DUSE_SCOTCH=${{ matrix.scotch }} \
+      #    -DSCOTCH_DIR=scotch-install \
+      #    -DUSE_VTK=${{ matrix.vtk }} \
+      #    -DMMG5_INT=${{ matrix.int }} \
+      #    -DLIBMMG_STATIC=OFF \
+      #    -DLIBMMGS_STATIC=OFF \
+      #    -DLIBMMG2D_STATIC=OFF \
+      #    -DLIBMMG3D_STATIC=OFF \
+      #    ${{ inputs.add_cmake_cfg_args }}
+      #    cmake --build build_nolibs --config ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
+      #shell: bash
 
       - name: Configure Mmg with static libs (default behaviour)
         run: |
@@ -344,14 +344,14 @@ jobs:
         if: matrix.vtk == 'off' && matrix.int == 'int32_t'
         run: |
           cd build
-          ctest --timeout 7200 -VV -C ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
+          ctest --timeout 7200 -N -VV -C ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
 
       - name: Test Mmg with in64_t integers
         # Run long tests only on ubuntu with pattern off, scotch on, vtk on and int64_t integers
         if: matrix.os == 'ubuntu-20.04' && matrix.pattern == 'off' && matrix.scotch == 'on' && matrix.vtk == 'on' && matrix.int == 'int64_t'
         run: |
           cd build
-          ctest --timeout 7200 -VV -C ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
+          ctest --timeout 7200 -N -VV -C ${{ env.BUILD_TYPE }} -j ${{ env.NJOBS }}
 
       - name: Test non native I/Os of Mmg
         if: matrix.vtk == 'on'
@@ -368,7 +368,7 @@ jobs:
             build/TEST_OUTPUTS
 
       - name: Upload coverage to Codecov
-        if: inputs.code_coverage == true
+        #if: matrix.os == 'ubuntu-20.04'
         uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true