Xcode 27 runner image now runs on macOS 27
Tech · Releases · Thu, September 10, 2026
You can now validate your Apple apps against macOS 27 using the Xcode 27 runner image for GitHub-hosted macOS runners, available in public preview. The image previously ran on macOS 26. How you target the image stays the same.
Every year
| Date | Event | When |
|---|---|---|
| Thu, Aug 20, 2026 | Separate GitHub Actions path for GitHub Code Quality | 36 days ago |
| Thu, Aug 20, 2026 | Windows 11 arm64 VS2026 image generally available | 36 days ago |
| Thu, Sep 10, 2026 | Control GitHub Actions cache access with cache-mode | 15 days ago |
| Thu, Sep 10, 2026 | Xcode 27 runner image now runs on macOS 27 | 15 days ago |
| Thu, Sep 17, 2026 | Ubuntu 26 generally available and latest migration | 8 days ago |
| Thu, Sep 17, 2026 | Workflow execution protections in GitHub Actions generally available | 8 days ago |
| Thu, Sep 24, 2026 | Require proof of presence for high-impact actions | Yesterday |
Also on Sep 10, 2026
| Date | Event | When |
|---|---|---|
| Thu, Sep 10, 2026 | New moon | 15 days ago |
| Thu, Sep 10, 2026 | Snowflake World Tour Bengaluru 2026 | 15 days ago |
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- 2026-09-25: added to 2026-09-10