GitHub Actions Runner Images macos-12 End of Life
Support dates and upgrade guidance — rebuilt from live data.
GitHub Actions Runner Images macos-12 reached end of life on 3 Dec 2024. It no longer receives security fixes.
Support timeline
Official dates from the GitHub Actions Runner Images release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 13 Jun 2022 | — |
| End of life | 3 Dec 2024 | 1.7 years ago |
| Active support ended | 7 Oct 2024 | security fixes only after this |
| Latest release | — | final |
Where to go from macos-12
Recommended target: GitHub Actions Runner Images macos-26.
The newest actively supported branch is GitHub Actions Runner Images macos-26 (latest release ).
Frequently asked questions
Is GitHub Actions Runner Images macos-12 still safe to use?
GitHub Actions Runner Images macos-12 reached end of life on 3 Dec 2024, 614 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download GitHub Actions Runner Images macos-12?
Yes — the final release (macos-12) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade GitHub Actions Runner Images macos-12 to?
Upgrade to GitHub Actions Runner Images macos-26, the newest actively supported branch.