diff --git a/.github/workflows/archive-new-urls.yml b/.github/workflows/archive-new-urls.yml
index f976ef7bb4..b8eb6d0832 100644
--- a/.github/workflows/archive-new-urls.yml
+++ b/.github/workflows/archive-new-urls.yml
@@ -23,7 +23,7 @@ jobs:
   check-new-urls:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history for finding last run
 
diff --git a/.github/workflows/check-conference-update.yml b/.github/workflows/check-conference-update.yml
index 3d92cfc4d6..a7d74ce26f 100644
--- a/.github/workflows/check-conference-update.yml
+++ b/.github/workflows/check-conference-update.yml
@@ -56,7 +56,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up variables
         id: vars
@@ -640,7 +640,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           token: ${{ github.token }}
@@ -841,7 +841,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           token: ${{ github.token }}
diff --git a/.github/workflows/ci-core.yml b/.github/workflows/ci-core.yml
index 81fe9b96c7..8e00426455 100644
--- a/.github/workflows/ci-core.yml
+++ b/.github/workflows/ci-core.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
     - name: 📂 Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: 🐍 Setup Pixi
       uses: prefix-dev/setup-pixi@v0.9.3
@@ -50,7 +50,7 @@ jobs:
 
     steps:
     - name: 📂 Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: 🐍 Setup Pixi
       uses: prefix-dev/setup-pixi@v0.9.3
@@ -71,7 +71,7 @@ jobs:
 
     steps:
     - name: 📂 Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: 🐍 Setup Pixi
       uses: prefix-dev/setup-pixi@v0.9.3
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b8aede8dc9..32297f5025 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -22,7 +22,7 @@ jobs:
       security-events: write
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v4
       with:
diff --git a/.github/workflows/e2e-tests.yml b/.github/workflows/e2e-tests.yml
index 3f5367b721..a691df17ee 100644
--- a/.github/workflows/e2e-tests.yml
+++ b/.github/workflows/e2e-tests.yml
@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 💎 Setup Ruby
         uses: ruby/setup-ruby@v1
@@ -100,7 +100,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 💎 Setup Ruby
         uses: ruby/setup-ruby@v1
@@ -157,7 +157,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 💎 Setup Ruby
         uses: ruby/setup-ruby@v1
@@ -213,7 +213,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 🟢 Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/frontend-tests.yml b/.github/workflows/frontend-tests.yml
index 588231ae5c..d54848f261 100644
--- a/.github/workflows/frontend-tests.yml
+++ b/.github/workflows/frontend-tests.yml
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 🟢 Setup Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
@@ -150,7 +150,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 🟢 Setup Node.js
         uses: actions/setup-node@v6
@@ -175,7 +175,7 @@ jobs:
 
     steps:
       - name: 📂 Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 🟢 Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/jekyll-build-deploy.yml b/.github/workflows/jekyll-build-deploy.yml
index 171c88622a..099992fba0 100644
--- a/.github/workflows/jekyll-build-deploy.yml
+++ b/.github/workflows/jekyll-build-deploy.yml
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: 📂 setup
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       # include the lines below if you are using jekyll-last-modified-at
     - name: 💎 setup ruby
       # or if you would otherwise need to fetch the full commit history
diff --git a/.github/workflows/pr-sort.yml b/.github/workflows/pr-sort.yml
index 39b086714a..421f8e348d 100644
--- a/.github/workflows/pr-sort.yml
+++ b/.github/workflows/pr-sort.yml
@@ -33,7 +33,7 @@ jobs:
       (github.event_name == 'workflow_dispatch' || (github.event.pull_request.merged == true && !contains(github.event.pull_request.user.login, '[bot]') && !contains(github.event.pull_request.user.login, '-bot') && github.event.pull_request.user.login != 'dependabot' && github.event.pull_request.user.login != 'github-actions'))
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         token: ${{ secrets.GITHUB_TOKEN }}
 
diff --git a/.github/workflows/recurring-sort.yml b/.github/workflows/recurring-sort.yml
index da6d113be5..17dec14518 100644
--- a/.github/workflows/recurring-sort.yml
+++ b/.github/workflows/recurring-sort.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Setup Pixi
       uses: prefix-dev/setup-pixi@v0.9.3
diff --git a/.github/workflows/scheduled-extension-checker.yml b/.github/workflows/scheduled-extension-checker.yml
index d5de370273..70e28c5937 100644
--- a/.github/workflows/scheduled-extension-checker.yml
+++ b/.github/workflows/scheduled-extension-checker.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Find CFPs closing soon
         id: find