diff --git a/.github/workflows/triage-issues.yml b/.github/workflows/triage-issues.yml
new file mode 100644
index 0000000000..a24ee9dd04
--- /dev/null
+++ b/.github/workflows/triage-issues.yml
@@ -0,0 +1,50 @@
+# This file is synced from the `.github` repository, do not modify it directly.
+name: Triage issues
+
+on:
+  push:
+    paths:
+    - .github/workflows/triage-issues.yml
+  schedule:
+    # Once every day at midnight UTC
+    - cron: "0 0 * * *"
+  issue_comment:
+
+jobs:
+  stale:
+    if: >
+      startsWith(github.repository, 'Homebrew/') && (
+        github.event_name != 'issue_comment' || (
+          contains(github.event.issue.labels.*.name, 'stale') ||
+          contains(github.event.pull_request.labels.*.name, 'stale')
+        )
+      )
+    runs-on: ubuntu-latest
+    steps:
+      - name: Mark/Close Stale Issues and Pull Requests
+        uses: actions/stale@v3
+        with:
+          repo-token: ${{ secrets.HOMEBREW_GITHUB_API_TOKEN }}
+          days-before-stale: 21
+          days-before-close: 7
+          stale-issue-message: >
+            This issue has been automatically marked as stale because it has not had
+            recent activity. It will be closed if no further activity occurs.
+          stale-pr-message: >
+            This pull request has been automatically marked as stale because it has not had
+            recent activity. It will be closed if no further activity occurs.
+          exempt-issue-labels: 'gsoc-outreachy,help wanted,in progress'
+          exempt-pr-labels: 'gsoc-outreachy,help wanted,in progress'
+
+  lock-threads:
+    if: startsWith(github.repository, 'Homebrew/') && github.event_name != 'issue_comment'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Lock Outdated Threads
+        uses: dessant/lock-threads@63786a6c74ee3cfc4584f36de4360305c55e5126
+        with:
+          github-token: ${{ secrets.HOMEBREW_GITHUB_API_TOKEN }}
+          issue-lock-inactive-days: 30
+          issue-lock-labels: outdated
+          pr-lock-inactive-days: 30
+          pr-lock-labels: outdated