diff --git a/.github/renovate.json b/.github/renovate.json
index 18ed63c6a..c725737c6 100644
--- a/.github/renovate.json
+++ b/.github/renovate.json
@@ -19,19 +19,6 @@
       "depNameTemplate": "kubernetes/ingress-nginx",
       "extractVersionTemplate": "^helm-chart-(?<version>.*)$"
     },
-    {
-      "customType": "regex",
-      "description": "Bump external-dns version in the plugindefinition",
-      "managerFilePatterns": [
-        "/^external-dns.plugindefinition.yaml$/"
-      ],
-      "matchStrings": [
-        "helmChart:\\s*name:\\s*.*\\s*repository:\\s*.*\\s*version\\s*\\:\\s*(?<currentValue>v?(?:\\d+\\.){0,2}\\d+)"
-      ],
-      "datasourceTemplate": "github-tags",
-      "depNameTemplate": "kubernetes-sigs/external-dns",
-      "extractVersionTemplate": "^external-dns-helm-chart-(?<version>.*)$"
-    },
     {
       "customType": "regex",
       "description": "Bump reloader version in the plugindefinition",
@@ -377,7 +364,6 @@
       "description": "Automatically bump spec.version in plugindefinition.yaml when helmChart.version is updated by custom regex managers. The bumpType is determined by the update type (patch/minor/major) of the helmChart.version.",
       "matchFileNames": [
         "ingress-nginx/plugindefinition.yaml",
-        "external-dns/plugindefinition.yaml",
         "reloader/plugindefinition.yaml"
       ],
       "matchManagers": [
diff --git a/.github/workflows/ci-pr-build.yaml b/.github/workflows/ci-pr-build.yaml
index d569808fa..fc4b06d9b 100644
--- a/.github/workflows/ci-pr-build.yaml
+++ b/.github/workflows/ci-pr-build.yaml
@@ -24,6 +24,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - chartDir: external-dns/charts
+            chartName: external-dns
           - chartDir: alerts/charts
             chartName: alerts
           - chartDir: audit-logs/charts
diff --git a/.github/workflows/helm-release.yaml b/.github/workflows/helm-release.yaml
index 9d167ea62..2541a6d1f 100644
--- a/.github/workflows/helm-release.yaml
+++ b/.github/workflows/helm-release.yaml
@@ -7,6 +7,7 @@ on:
         - main
     paths:
       - .github/workflows/helm-release.yaml
+      - external-dns/charts/**
       - absent-metrics-operator/charts/**
       - alerts/charts/**
       - audit-logs/charts/**
@@ -44,6 +45,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - chartDir: external-dns/charts
+            chartName: external-dns
           - chartDir: absent-metrics-operator/charts
             chartName: absent-metrics-operator
           - chartDir: alerts/charts
diff --git a/external-dns/charts/Chart.lock b/external-dns/charts/Chart.lock
new file mode 100644
index 000000000..663000f9a
--- /dev/null
+++ b/external-dns/charts/Chart.lock
@@ -0,0 +1,6 @@
+dependencies:
+- name: external-dns
+  repository: https://kubernetes-sigs.github.io/external-dns
+  version: 1.20.0
+digest: sha256:1aee4734850c99ceea48a6da8b6207ed5baef35614fae0eacd5a799d97bacb65
+generated: "2026-04-29T01:09:36.771873+02:00"
diff --git a/external-dns/charts/Chart.yaml b/external-dns/charts/Chart.yaml
new file mode 100644
index 000000000..abea22853
--- /dev/null
+++ b/external-dns/charts/Chart.yaml
@@ -0,0 +1,19 @@
+# SPDX-FileCopyrightText: 2026 SAP SE or an SAP affiliate company and Greenhouse contributors
+# SPDX-License-Identifier: Apache-2.0
+
+apiVersion: v2
+description: A Helm chart for installing the kubernetes-sigs/external-dns.
+name: external-dns
+icon: https://github.com/kubernetes-sigs/external-dns/raw/master/docs/img/external-dns.png
+keywords:
+  - external-dns
+  - dns
+version: 1.20.0
+appVersion: 0.20.0
+maintainers:
+  - name: abhijith-darshan
+dependencies:
+  - name: external-dns
+    repository: https://kubernetes-sigs.github.io/external-dns
+    version: 1.20.0
+    alias: externalDns
\ No newline at end of file
diff --git a/external-dns/charts/charts/external-dns-1.20.0.tgz b/external-dns/charts/charts/external-dns-1.20.0.tgz
new file mode 100644
index 000000000..147d19c9a
Binary files /dev/null and b/external-dns/charts/charts/external-dns-1.20.0.tgz differ
diff --git a/external-dns/charts/templates/os-clouds-secret.yaml b/external-dns/charts/templates/os-clouds-secret.yaml
new file mode 100644
index 000000000..4933e2362
--- /dev/null
+++ b/external-dns/charts/templates/os-clouds-secret.yaml
@@ -0,0 +1,13 @@
+# SPDX-FileCopyrightText: 2026 SAP SE or an SAP affiliate company and Greenhouse contributors
+# SPDX-License-Identifier: Apache-2.0
+
+{{- if .Values.openstack.enabled }}
+apiVersion: v1
+kind: Secret
+metadata:
+  name: oscloudsyaml
+  namespace: {{ .Release.Namespace }}
+type: Opaque
+data:
+  clouds.yaml: {{ printf "clouds:\n  openstack:\n    auth:\n      auth_url: %s\n      username: %s\n      password: %s\n      project_name: %s\n      project_domain_name: %s\n      user_domain_name: %s\n    region_name: %s\n    interface: public\n    auth_type: password" .Values.openstack.authURL .Values.openstack.username .Values.openstack.password .Values.openstack.projectName .Values.openstack.projectDomainName .Values.openstack.userDomainName .Values.openstack.regionName | b64enc }}
+{{- end }}
diff --git a/external-dns/charts/values.yaml b/external-dns/charts/values.yaml
new file mode 100644
index 000000000..fd5f7eb2d
--- /dev/null
+++ b/external-dns/charts/values.yaml
@@ -0,0 +1,12 @@
+# SPDX-FileCopyrightText: 2026 SAP SE or an SAP affiliate company and Greenhouse contributors
+# SPDX-License-Identifier: Apache-2.0
+
+openstack:
+  enabled: false
+  authURL: ""
+  username: ""
+  password: ""
+  projectName: ""
+  projectDomainName: ""
+  userDomainName: ""
+  regionName: ""
\ No newline at end of file
diff --git a/external-dns/plugindefinition.yaml b/external-dns/plugindefinition.yaml
index 2911586bd..6946ded81 100644
--- a/external-dns/plugindefinition.yaml
+++ b/external-dns/plugindefinition.yaml
@@ -6,12 +6,46 @@ kind: PluginDefinition
 metadata:
   name: external-dns
 spec:
-  version: 1.2.1
+  version: 1.3.0
   displayName: External DNS manager
   description: The kubernetes-sigs/external-dns plugin.
   docMarkDownUrl: https://raw.githubusercontent.com/cloudoperators/greenhouse-extensions/main/external-dns/README.md
   icon: https://raw.githubusercontent.com/kubernetes-sigs/external-dns/master/docs/img/external-dns.png
+  options:
+    - name: openstack.enabled
+      description: Enable creation of the oscloudsyaml secret for the OpenStack webhook provider
+      required: false
+      type: bool
+      default: false
+    - name: openstack.authURL
+      description: The OpenStack Keystone authentication URL
+      required: false
+      type: string
+    - name: openstack.username
+      description: The OpenStack username
+      required: false
+      type: string
+    - name: openstack.password
+      description: The OpenStack user password
+      required: false
+      type: secret
+    - name: openstack.projectName
+      description: The OpenStack project name
+      required: false
+      type: string
+    - name: openstack.projectDomainName
+      description: The OpenStack domain name of the project
+      required: false
+      type: string
+    - name: openstack.userDomainName
+      description: The OpenStack domain name of the user
+      required: false
+      type: string
+    - name: openstack.regionName
+      description: The OpenStack region name
+      required: false
+      type: string
   helmChart:
     name: external-dns
-    repository: https://kubernetes-sigs.github.io/external-dns
+    repository: oci://ghcr.io/cloudoperators/greenhouse-extensions/charts
     version: 1.20.0