Kirby 1.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Kirby 1.1 reached end of life on 1 Feb 2016. It no longer receives security fixes.
3,842 days without security patches
Recommended action: upgrade to Kirby 5. Support timeline
Official dates from the Kirby release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 19 Jun 2012 | — |
| End of life | 1 Feb 2016 | 10.5 years ago |
| Latest release | 1.1.2 · 4 Feb 2013 | final |
Where to go from 1.1
Recommended target: Kirby 5.
The newest actively supported branch is Kirby 5 (latest release 5.5.3).
Frequently asked questions
Is Kirby 1.1 still safe to use?
Kirby 1.1 reached end of life on 1 Feb 2016, 3,842 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Kirby 1.1?
Yes — the final release (1.1.2) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Kirby 1.1 to?
Upgrade to Kirby 5, the newest actively supported branch.