diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 2703e43b1..50df95595 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -25,6 +25,7 @@ jobs:
     secrets:
       PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
 
+
   publish-docs:
     needs:
       - build-and-publish
diff --git a/doc/changes/unreleased.md b/doc/changes/unreleased.md
index fb4737052..9f9516f0c 100644
--- a/doc/changes/unreleased.md
+++ b/doc/changes/unreleased.md
@@ -1,3 +1,8 @@
 # Unreleased
 
 ## Summary
+
+
+## Feature
+
+* #730: Added support to extend GitHub workflow `cd.yml`
diff --git a/doc/user_guide/features/github_workflows/index.rst b/doc/user_guide/features/github_workflows/index.rst
index 0e699d9a8..439d039f4 100644
--- a/doc/user_guide/features/github_workflows/index.rst
+++ b/doc/user_guide/features/github_workflows/index.rst
@@ -56,9 +56,8 @@ Maintained by the PTB
      - Packages the distribution and publishes it to PyPi and GitHub.
    * - ``cd.yml``
      - Push with new tag
-     - Manages continuous delivery by calling ``check-release-tag.yml``,
-       ``build-and-publish.yml``, and ``gh-pages.yml``. See :ref:`cd_yml`
-       for a graph of workflow calls.
+     - Manages continuous delivery by creating and uploading build artifacts and
+       documentation. See :ref:`cd_yml` for a graph of workflow calls.
    * - ``check-release-tag.yml``
      - Workflow call
      - Verifies that the release tag matches the project's internal versioning.
@@ -148,6 +147,9 @@ and is maintained by the PTB and what is project-specific.
    * - ``fast-tests-extension.yml``
      - Workflow call
      - This extends the ``fast-tests.yml`` and should include additional fast tests.
+   * - ``cd-extension.yml``
+     - Workflow call
+     - This extends the ``cd.yml``. Use it to add project-specific release steps.
    * - ``merge-gate-extension.yml``
      - Workflow call
      - This extends the ``merge-gate.yml`` and the ``needs`` criteria of the job
@@ -260,6 +262,7 @@ to main. This starts the release process by activating the ``cd.yml`` workflow.
     graph TD
         %% Workflow Triggers (Solid Lines)
         cd[cd.yml] --> check-release-tag[check-release-tag.yml]
+        cd --> cd-extension[cd-extension.yml]
 
         %% Dependencies / Waiting (Dotted Lines)
         check-release-tag -.->|needs| build-and-publish[build-and-publish.yml]
diff --git a/exasol/toolbox/config.py b/exasol/toolbox/config.py
index 16370a65f..1c67d7f54 100644
--- a/exasol/toolbox/config.py
+++ b/exasol/toolbox/config.py
@@ -299,6 +299,7 @@ def github_template_dict(self) -> dict[str, Any]:
         Dictionary of variables to dynamically render Jinja2 templates into valid YAML
         configurations.
         """
+        cd_extension = self.github_workflow_directory / "cd-extension.yml"
         fast_tests_extension = (
             self.github_workflow_directory / "fast-tests-extension.yml"
         )
@@ -314,6 +315,7 @@ def github_template_dict(self) -> dict[str, Any]:
             "sonar_token_name": self.sonar_token_name,
             "workflow_header": f"{WORKFLOW_HEADER_PREFIX}{__version__}.",
             "workflow_extension": {
+                "cd": cd_extension.is_file(),
                 "fast_tests": fast_tests_extension.is_file(),
                 "merge_gate": merge_gate_extension.is_file(),
             },
diff --git a/exasol/toolbox/templates/github/workflows/cd.yml b/exasol/toolbox/templates/github/workflows/cd.yml
index 53c1e332c..821c4974f 100644
--- a/exasol/toolbox/templates/github/workflows/cd.yml
+++ b/exasol/toolbox/templates/github/workflows/cd.yml
@@ -24,6 +24,14 @@ jobs:
     secrets:
       PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
 
+  (% if workflow_extension.cd %)
+  cd-extension:
+    uses: ./.github/workflows/cd-extension.yml
+    secrets: inherit
+    permissions:
+      contents: write
+  (% endif %)
+
   publish-docs:
     needs:
       - build-and-publish
diff --git a/test/unit/config_test.py b/test/unit/config_test.py
index 770c6c2a3..cf931fe03 100644
--- a/test/unit/config_test.py
+++ b/test/unit/config_test.py
@@ -59,7 +59,11 @@ def test_works_as_defined(tmp_path, test_project_config_factory):
                     "3.13",
                     "3.14",
                 ),
-                "workflow_extension": {"fast_tests": False, "merge_gate": False},
+                "workflow_extension": {
+                    "cd": False,
+                    "fast_tests": False,
+                    "merge_gate": False,
+                },
             },
             "minimum_python_version": "3.10",
             "os_version": "ubuntu-24.04",