diff --git a/.github/workflows/test_fine_geokit.yml b/.github/workflows/test_fine_geokit.yml
new file mode 100644
index 0000000..b099a3e
--- /dev/null
+++ b/.github/workflows/test_fine_geokit.yml
@@ -0,0 +1,101 @@
+name: Run combined tests for fine, geokit, glaes and reskit
+on: 
+  workflow_dispatch:
+    inputs:
+      tags:
+        description: 'Manual run' 
+  push:
+    branches: 
+      - main
+  pull_request:
+    branches: 
+      - main
+  # Allows to trigger the workflow manually
+    
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    # Some Examples for cron syntax https://crontab.guru/examples.html
+    # Schedules job at any point after 12 pm
+    - cron:  '0 0 * * *'
+    # Weekly after sunday
+    # - cron: 0 0 * * 0
+  
+jobs:
+    TestCombinedInstalaltions:
+        name: Ex1 (${{ matrix.python-version }}, ${{ matrix.os }})
+        runs-on: ${{ matrix.os }}
+        strategy:
+            fail-fast: false
+            matrix:
+                # os: ["ubuntu-latest","ubuntu-20.04", "macos-latest","macos-13","macos-12", "macos-11","windows-latest","windows-2019"]
+                os: ["ubuntu-latest"]
+        steps:
+            - uses: conda-incubator/setup-miniconda@v3
+              with:
+                miniforge-version: latest
+                channels: conda-forge
+                activate-environment: test_env
+            - name: Install libraries
+              shell: pwsh
+              id: install-step
+              run: |
+                    ls
+                    echo "LS Done"
+                    mamba install -v -n  test_env fine geokit glaes reskit pytest=6.2.4 scikit-learn=1.1.3
+                    echo "Installation done"
+                    conda list -n test_env
+                    echo "libaries printed"                          
+            - name: Get fine version
+              shell: pwsh
+              id: fine-version
+              run: |
+                  $FINE_STRING = conda run -n test_env conda list -e fine | Out-String
+                  FINE_VERSION = [regex]::Match($FINE_STRING, 'fine=(\d+\.\d+\.\d+)=').Groups[1].Value 
+                  echo "FINE_VERSION=$FINE_VERSION" >> $GITHUB_OUTPUT
+            - name: Get fine version
+              shell: pwsh
+              id: other-version
+              run: |
+                  $GEOKIT_STRING = conda run -n test_env conda list -e geokit | Out-String
+                  $GEOKIT_VERSION = [regex]::Match($GEOKIT_STRING, 'geokit=(\d+\.\d+\.\d+)=').Groups[1].Value 
+                  echo "GEOKIT_VERSION=$GEOKIT_VERSION" >> $GITHUB_OUTPUT
+
+            - name: Checkout Fine
+              uses: actions/checkout@v4
+              with:
+                repository: FZJ-IEK3-VSA/FINE
+                path: './fine' 
+                ref: v${{ steps.fine-version.outputs.FINE_VERSION }}
+                fetch-depth: 0 
+            - name: Checkout geokit
+              uses: actions/checkout@v4
+              with:
+                repository: FZJ-IEK3-VSA/geokit
+                path: './geokit'
+                ref: ${{ steps.other-version.outputs.GEOKIT_VERSION }}
+                fetch-depth: 0 
+  
+            
+            - name: Run pytest for fine
+              shell: pwsh
+              run: |
+                    echo "Start ls"
+                    ls
+                    echo "ls terminated"
+                    cd fine
+                    echo "start pytest"
+                    conda run -n test_env python -m pytest test/
+                    echo "Pytest done"
+            - name: Run pytest for geokit
+              shell: pwsh
+              run: |
+                    echo "Start ls"
+                    ls
+                    echo "ls terminated"
+                    cd geokit
+                    echo "start pytest"
+                    conda run -n test_env python -m pytest
+                    echo "Pytest done"
+
+
+