Bazel 6 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Bazel 6 reached end of life on 31 Dec 2025. It no longer receives security fixes.
278 days without security patches
Recommended action: upgrade to Bazel 9. Check your versionbazel --version
Support timeline
Official dates from the Bazel release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 19 Dec 2022 | 3y 10mo ago |
| Active Support ended | 11 Dec 2023 | security fixes only after this |
| Security Support ended | 31 Dec 2025 | 9mo ago |
| Latest release | 6.6.0 · 21 Jan 2026 | final |
Where to go from 6
Recommended target: Bazel 9 (supported until 31 Dec 2028).
The newest actively supported branch is Bazel 9 (latest release 9.2.0).
Frequently asked questions
Is Bazel 6 still safe to use?
Bazel 6 reached end of life on 31 Dec 2025, 278 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Bazel 6?
Yes — the final release (6.6.0) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Bazel 6 to?
Upgrade to Bazel 9, the newest actively supported branch (supported until 31 Dec 2028).