Phoenix Framework 1.5 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Phoenix Framework 1.5 is actively supported.
1.5.15 latest release
Support timeline
Official dates from the Phoenix Framework release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 22 Apr 2020 | — |
| End of life (scheduled) | — | not announced |
| Active support ended | 26 Aug 2021 | security fixes only after this |
| Latest release | 1.5.15 · 7 Jul 2026 | current |
Frequently asked questions
When does Phoenix Framework 1.5 reach end of life?
No end-of-life date has been announced for Phoenix Framework 1.5 yet.
Is Phoenix Framework 1.5 still supported?
Yes. Phoenix Framework 1.5 is currently maintained. Latest release: 1.5.15, published 7 Jul 2026.
What happens when Phoenix Framework 1.5 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from Phoenix Framework 1.5?
No end-of-life date has been announced yet.