Icinga 2.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Icinga 2.1 reached end of life on 17 Nov 2014. It no longer receives security fixes.
4,283 days without security patches
Recommended action: upgrade to Icinga 2.16. Check your versionicinga2 -V
Support timeline
Official dates from the Icinga release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 29 Aug 2014 | — |
| End of life | 17 Nov 2014 | 11.7 years ago |
| Latest release | 2.1.1 · 16 Sept 2014 | final |
Where to go from 2.1
Recommended target: Icinga 2.16.
The newest actively supported branch is Icinga 2.16 (latest release 2.16.4).
Frequently asked questions
Is Icinga 2.1 still safe to use?
Icinga 2.1 reached end of life on 17 Nov 2014, 4,283 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Icinga 2.1?
Yes — the final release (2.1.1) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Icinga 2.1 to?
Upgrade to Icinga 2.16, the newest actively supported branch.