diff --git a/.github/workflows/release-clients.yml b/.github/workflows/release-clients.yml
deleted file mode 100644
index bf098d3..0000000
--- a/.github/workflows/release-clients.yml
+++ /dev/null
@@ -1,33 +0,0 @@
-name: release clients
-
-on:
-  workflow_dispatch:
-    inputs:
-      version:
-        description: "Version"
-        required: true
-      options:
-        description: "Possible options: --prerelease"
-        required: false
-        default: ""
-
-jobs:
-
-  release-clients:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Release clients
-        run: |
-          gh release create v${{github.event.inputs.version}} ${{github.event.inputs.options}} --title ${{github.event.inputs.version}} --repo regulaforensics/DocumentReader-web-js-client
-          gh release create v${{github.event.inputs.version}} ${{github.event.inputs.options}} --title ${{github.event.inputs.version}} --repo regulaforensics/DocumentReader-web-java-client
-          gh release create v${{github.event.inputs.version}} ${{github.event.inputs.options}} --title ${{github.event.inputs.version}} --repo regulaforensics/DocumentReader-web-python-client
-          gh release create v${{github.event.inputs.version}} ${{github.event.inputs.options}} --title ${{github.event.inputs.version}} --repo regulaforensics/DocumentReader-web-csharp-client
-        env:
-          GITHUB_TOKEN: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
-
-      - name: Repository Dispatch
-        uses: peter-evans/repository-dispatch@v3
-        with:
-          event-type: release-web-page
-          client-payload: '{"version": "${{github.event.inputs.version}}", "success": true}'
-        if: ${{ success() }}
diff --git a/.github/workflows/update-clients.yml b/.github/workflows/update-clients.yml
index 0eea313..50dabb9 100644
--- a/.github/workflows/update-clients.yml
+++ b/.github/workflows/update-clients.yml
@@ -13,15 +13,18 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Specification Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           path: 'DocumentReader-web-openapi'
+          ref: 'develop'
       - name: Checkout JS Client Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: 'regulaforensics/DocumentReader-web-js-client'
           token: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
           path: 'js-client'
+          ref: 'develop'
+
       - name: Update Model According To Specification
         working-directory: js-client
         run: |
@@ -36,7 +39,7 @@ jobs:
           git add --all
           git commit -m "${{ github.event.inputs.title }}" -a
           git push --set-upstream origin ${GITHUB_SHA::8}
-          gh pr create --fill --draft
+          gh pr create --fill --draft --base develop
         env:
           GITHUB_TOKEN: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
 
@@ -49,15 +52,17 @@ jobs:
           java-version: 11
           java-package: jdk
       - name: Checkout Specification Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           path: 'DocumentReader-web-openapi'
+          ref: 'develop'
       - name: Checkout Java Client Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: 'regulaforensics/DocumentReader-web-java-client'
           token: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
           path: 'java-client'
+          ref: 'develop'
       - name: Update Model According To Specification
         working-directory: java-client
         run: |
@@ -71,7 +76,7 @@ jobs:
           git add --all
           git commit -m "${{ github.event.inputs.title }}" -a
           git push --set-upstream origin ${GITHUB_SHA::8}
-          gh pr create --fill --draft
+          gh pr create --fill --draft --base develop
         env:
           GITHUB_TOKEN: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
 
@@ -79,15 +84,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Specification Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           path: 'DocumentReader-web-openapi'
+          ref: 'develop'
       - name: Checkout Python Client Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: 'regulaforensics/DocumentReader-web-python-client'
           token: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
           path: 'python-client'
+          ref: 'develop'
       - name: Update Model According To Specification
         working-directory: python-client
         run: |
@@ -101,7 +108,7 @@ jobs:
           git add --all
           git commit -m "${{ github.event.inputs.title }}" -a
           git push --set-upstream origin ${GITHUB_SHA::8}
-          gh pr create --fill --draft
+          gh pr create --fill --draft --base develop
         env:
           GITHUB_TOKEN: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
 
@@ -109,15 +116,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Specification Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           path: 'DocumentReader-web-openapi'
+          ref: 'develop'
       - name: Checkout C# Client Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: 'regulaforensics/DocumentReader-web-csharp-client'
           token: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
           path: 'csharp-client'
+          ref: 'develop'
       - name: Update Model According To Specification
         working-directory: csharp-client
         run: |
@@ -132,6 +141,6 @@ jobs:
           git add --all
           git commit -m "${{ github.event.inputs.title }}" -a
           git push --set-upstream origin ${GITHUB_SHA::8}
-          gh pr create --fill --draft
+          gh pr create --fill --draft --base develop
         env:
           GITHUB_TOKEN: ${{ secrets.REGULA_GITHUB_PUSH_TOKEN }}
diff --git a/.github/workflows/validate-spec.yml b/.github/workflows/validate-spec.yml
index 2e430b1..8fc552c 100644
--- a/.github/workflows/validate-spec.yml
+++ b/.github/workflows/validate-spec.yml
@@ -4,12 +4,14 @@ on:
   pull_request:
     branches:
       - master
+      - develop
+      - stable
 
 jobs:
   validate-specification:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: actions/setup-node@v1
         with:
           node-version: 14
@@ -21,4 +23,4 @@ jobs:
         run: |
           npm install -g @openapitools/openapi-generator-cli
           openapi-generator-cli validate -i index.yml
-        
+
diff --git a/.github/workflows/verify-clients.yml b/.github/workflows/verify-clients.yml
index b624143..8588717 100644
--- a/.github/workflows/verify-clients.yml
+++ b/.github/workflows/verify-clients.yml
@@ -4,6 +4,8 @@ on:
   pull_request:
     branches:
       - master
+      - develop
+      - stable
 
 jobs:
   verify-python: