NixOS End of Life Dates
Release, end of support and end of life dates for every tracked NixOS version, with current status.
All products · Vendor lifecycle page · Source entry
Status as of 2026-09-23 (UTC): 25 versions tracked; 1 supported, 0 security fixes only, 0 ending within 90 days, 24 end of life.
| Version | Status | Released | Support ends | Latest |
|---|---|---|---|---|
| 26.05 'Yarara' | Supported | 2026-05-30 | 2026-12-31 | - |
| 25.11 'Xantusia' | End of life | 2025-11-30 | 2026-06-30 | - |
| 25.05 'Warbler' | End of life | 2025-05-23 | 2025-12-31 | - |
| 24.11 'Vicuña' | End of life | 2024-11-30 | 2025-06-30 | - |
| 24.05 'Uakari' | End of life | 2024-05-31 | 2024-12-31 | - |
| 23.11 'Tapir' | End of life | 2023-11-29 | 2024-06-30 | - |
| 23.05 'Stoat' | End of life | 2023-05-31 | 2023-12-31 | - |
| 22.11 'Raccoon' | End of life | 2022-11-30 | 2023-06-30 | - |
| 22.05 'Quokka' | End of life | 2022-05-30 | 2022-12-31 | - |
| 21.11 'Porcupine' | End of life | 2021-11-30 | 2022-06-30 | - |
| 21.05 'Okapi' | End of life | 2021-05-31 | 2021-12-31 | - |
| 20.09 'Nightingale' | End of life | 2020-10-27 | 2021-06-30 | - |
| 20.03 'Markhor' | End of life | 2020-04-20 | 2020-10-30 | - |
| 19.09 'Lori' | End of life | 2019-10-09 | 2020-04-30 | - |
| 19.03 'Koi' | End of life | 2019-04-11 | 2019-10-30 | - |
| 18.09 'Jellyfish' | End of life | 2018-10-05 | 2019-04-30 | - |
| 18.03 'Impala' | End of life | 2018-04-04 | 2018-10-30 | - |
| 17.09 'Hummingbird' | End of life | 2017-09-29 | 2018-04-30 | - |
| 17.03 'Gorilla' | End of life | 2017-03-31 | 2017-10-30 | - |
| 16.09 'Flounder' | End of life | 2016-09-30 | 2017-04-30 | - |
| 16.03 'Emu' | End of life | 2016-03-31 | 2016-10-30 | - |
| 15.09 'Dingo' | End of life | 2015-09-30 | 2016-04-30 | - |
| 14.12 'Caterpillar' | End of life | 2014-12-30 | 2015-09-30 | - |
| 14.04 'Baboon' | End of life | 2014-04-30 | 2015-01-31 | - |
| 13.10 'Aardvark' | End of life | 2013-10-31 | 2014-05-31 | - |
Note: "Not announced" means the vendor has not published a date. "Ended (no date published)" means the source marks it ended without a date. Dates are compared as calendar days in UTC, so a date can flip up to a day earlier or later than your local calendar.
Data: endoflife.date (MIT license), snapshot 2026-09-23. Dates come from each vendor's published lifecycle. Always confirm with the vendor link before a purchase or migration decision.