diff --git a/.github/workflows/checkCI.yml b/.github/workflows/checkCI.yml
index ca571614f2..87336fa727 100644
--- a/.github/workflows/checkCI.yml
+++ b/.github/workflows/checkCI.yml
@@ -103,6 +103,12 @@ jobs:
           else
             cmake --build build --target install
           fi
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: msl-binaries-${{ matrix.toolchain }}
+          path: Modelica/Resources/Library/
+          retention-days: 5
 
   external_c_checks_cmake_cygwin:
     name: external_c_checks_cmake_windows-cygwin
@@ -220,3 +226,39 @@ jobs:
           echo "::add-matcher::./.github/check_deprecated_line_color.json"
           python ./.CI/check_deprecated_line_color.py Complex.mo Modelica ModelicaReference ModelicaServices ModelicaTest ModelicaTestConversion4.mo ModelicaTestOverdetermined.mo
           echo "::remove-matcher owner=check_deprecated_line_color::"
+
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+    needs: external_c_checks_cmake
+    if: github.event_name == 'workflow_dispatch' || contains(github.ref, 'refs/tags/')
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 5
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: artifacts
+      - name: List downloaded artifacts
+        run: find artifacts -type f | head -20
+      - name: Bundle and prepare binaries
+        run: |
+          mkdir -p msl-binaries
+          cd artifacts
+          for dir in msl-binaries-*/; do
+            toolchain=${dir#msl-binaries-}
+            toolchain=${toolchain%/}
+            mkdir -p "../msl-binaries/${toolchain}"
+            cp -r "${dir}"* "../msl-binaries/${toolchain}/" || true
+          done
+          cd ..
+          tar -czf ModelicaStandardLibrary-binaries-${{ github.ref_name }}.tar.gz msl-binaries/
+          ls -lh ModelicaStandardLibrary-binaries-${{ github.ref_name }}.tar.gz
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: msl-binaries
+          path: ModelicaStandardLibrary-binaries-${{ github.ref_name }}.tar.gz
+          retention-days: 30