diff --git a/.github/workflows/callable_pytests.yml b/.github/workflows/callable_pytests.yml
deleted file mode 100644
index b89a47e..0000000
--- a/.github/workflows/callable_pytests.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-name: callable_pytests
-
-on:
-  workflow_call:
-
-jobs:
-  callable_pytests:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python-version: ["3.11", "3.12", "3.13"]
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-      - name: Install uv # https://eed-solutions.atlassian.net/wiki/spaces/ES/pages/782434388/Best+Practice+uv+package+management#Github-Actions
-        uses: astral-sh/setup-uv@v4
-        with:
-          enable-cache: true
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: ${{ matrix.python-version }}
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          uv sync
-      - name: Run pytests
-        run: |
-          uv run pytest tests
diff --git a/.github/workflows/callable_ruff.yml b/.github/workflows/callable_ruff.yml
deleted file mode 100644
index 289b746..0000000
--- a/.github/workflows/callable_ruff.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-name: callable_ruff
-
-on:
-  workflow_call:
-
-jobs:
-  callable_ruff:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-      - name: echo environment
-        run: echo ${{ github.ref }} && echo ${{ github.base_ref }} && echo ${{ github.head_ref }}
-      - name: if base is main
-        if: ${{ github.ref == 'refs/heads/main' }}
-        run: echo hat geklappt
-      - name: Install uv # https://eed-solutions.atlassian.net/wiki/spaces/ES/pages/782434388/Best+Practice+uv+package+management#Github-Actions
-        uses: astral-sh/setup-uv@v4
-        with:
-          enable-cache: true
-      - name: set up ruff
-        uses: astral-sh/ruff-action@v3
-      - name: Run Ruff
-        run: uv run ruff check --output-format=github
diff --git a/.github/workflows/callable_update_eed_basic_utils.yml b/.github/workflows/callable_update_eed_basic_utils.yml
deleted file mode 100644
index a428f31..0000000
--- a/.github/workflows/callable_update_eed_basic_utils.yml
+++ /dev/null
@@ -1,127 +0,0 @@
-name: callable_update_eed_basic_utils
-
-on:
-  workflow_call:
-    inputs:
-      package_name:
-        required: true
-        type: string
-    secrets:
-      GH_PAT:
-        required: true
-
-jobs:
-  callable_update_eed_basic_utils:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Get triggering user login
-        id: get_user
-        run: |
-          trigger_user="${{ github.triggering_actor }}"
-          echo "trigger_user=$trigger_user" >> $GITHUB_OUTPUT
-          echo "Workflow triggered by: trigger_user"
-      - name: Get base branch name
-        id: get_base_branch
-        run: |
-          base_branch=${GITHUB_REF_NAME}
-          echo "base_branch=$base_branch" >> $GITHUB_OUTPUT
-          echo "base_branch=$base_branch"
-      - name: Set package variable
-        id: define_package_name
-        run: |
-          package="${{ inputs.package_name }}"
-          echo "package=$package" >> $GITHUB_OUTPUT
-          echo "package=$package"
-      - name: Set branch variable
-        id: define_branch_name
-        run: |
-          branch="update_eed_packages"
-          echo "branch=$branch" >> $GITHUB_OUTPUT
-          echo "branch=$branch"
-      - name: Checkout repository
-        uses: actions/checkout@v4
-        with:
-          token: ${{ secrets.GH_PAT }}
-      - name: Set up git user
-        run: |
-          git config --global user.name "github-actions[bot]"
-          git config --global user.email "github-actions[bot]@users.noreply.github.com"
-      - name: Fetch and list all branches
-        run: |
-          git fetch --all
-          git branch --list
-      - name: Check if branch exists
-        id: branch_check
-        run: |
-            branch="${{ steps.define_branch_name.outputs.branch }}"
-            if git ls-remote --heads origin $branch | grep -q $branch ; then
-              branch_exists=true
-            else
-              branch_exists=false
-            fi
-            echo "branch_exists=$branch_exists" >> $GITHUB_OUTPUT
-            echo "branch_exists=$branch_exists"
-
-      - name: Checkout or create branch
-        run: |
-          branch="${{ steps.define_branch_name.outputs.branch }}"
-          if [ "${{ steps.branch_check.outputs.branch_exists }}" = "true" ]; then
-            git switch $branch && git pull
-          else
-            git switch -c $branch
-          fi
-          commit_id=$(git rev-parse HEAD)
-          echo "commit_id = $commit_id"
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version-file: .python-version
-      - name: Install dependencies
-        run: |
-            pip install uv
-            python -m pip install --upgrade pip
-            uv sync
-      - name: Update ${{ steps.define_package_name.outputs.package }} using uv
-        run: uv add "${{ steps.define_package_name.outputs.package }}" --upgrade-package "${{ steps.define_package_name.outputs.package }}"
-
-      - name: Check for changes
-        id: changes
-        run: |
-          if git status --porcelain | grep .; then
-            echo "changed=true" >> $GITHUB_OUTPUT
-          else
-            echo "changed=false" >> $GITHUB_OUTPUT
-          fi
-
-      - name: Commit and push changes
-        if: steps.changes.outputs.changed == 'true'
-        run: |
-          branch="${{ steps.define_branch_name.outputs.branch }}"
-          git add .
-          git commit -m "Update ${{ steps.define_package_name.outputs.package }}"
-          git push origin $branch
-
-      - name: Check for existing open PR
-        id: pr_check
-        env:
-          GH_TOKEN: ${{ secrets.GH_PAT }}
-        run: |
-          branch="${{ steps.define_branch_name.outputs.branch }}"
-          pr_number=$(gh pr list --head "$branch" --state open --json number --jq '.[0].number')
-          if [ -n "$pr_number" ]; then
-            pr_exists=true
-          else
-            pr_exists=false
-          fi
-          echo "pr_exists=$pr_exists" >> $GITHUB_OUTPUT
-          echo "pr_exists=$pr_exists"
-      - name: create pull request
-        if: steps.changes.outputs.changed == 'true' && steps.pr_check.outputs.pr_exists == 'false'
-        env:
-          GH_TOKEN: ${{ secrets.GH_PAT }}
-        run: |
-          base_branch="${{ steps.get_base_branch.outputs.base_branch }}"
-          pr_title="${{ steps.define_branch_name.outputs.branch }}"
-          user="${{ steps.get_user.outputs.trigger_user }}"
-          pr_url=$(gh pr create --title "$pr_title" --body "$pr_title" --base "$base_branch" --assignee "$user" --reviewer "$user")
-          echo "Created PR: $pr_url"
diff --git a/.github/workflows/pytests.yml b/.github/workflows/pytests.yml
index 8d1b55a..1935597 100644
--- a/.github/workflows/pytests.yml
+++ b/.github/workflows/pytests.yml
@@ -5,4 +5,4 @@ on:
     workflow_dispatch:
 jobs:
     pytests:
-      uses: ./.github/workflows/callable_pytests.yml
+      uses: EED-Solutions/eed_gha_workflows/.github/workflows/callable_pytests.yml@main
diff --git a/.github/workflows/ruff.yml b/.github/workflows/ruff.yml
index 6f1a937..b9d7e7e 100644
--- a/.github/workflows/ruff.yml
+++ b/.github/workflows/ruff.yml
@@ -6,4 +6,4 @@ on:
 
 jobs:
   ruff:
-    uses: ./.github/workflows/callable_ruff.yml
+    uses: EED-Solutions/eed_gha_workflows/.github/workflows/callable_ruff.yml@main
diff --git a/.github/workflows/update_eed_basic_utils.yml b/.github/workflows/update_eed_basic_utils.yml
index 1529383..85062e0 100644
--- a/.github/workflows/update_eed_basic_utils.yml
+++ b/.github/workflows/update_eed_basic_utils.yml
@@ -5,7 +5,7 @@ on:
 
 jobs:
   update_eed_basic_utils:
-    uses: ./.github/workflows/callable_update_eed_basic_utils.yml
+    uses: EED-Solutions/eed_gha_workflows/.github/workflows/callable_update_eed_basic_utils.yml@main
     with:
       package_name: eed_basic_utils
     secrets: