Next.js 15 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Next.js 15 is actively supported. It reaches end of life on 21 Oct 2026.
16 days of security support left
15.5.27 latest release
98% of this branch's supported lifetime has elapsed — 21 Oct 2024 → 21 Oct 2026.
Check your versionnpx next --version
Support timeline
Official dates from the Next.js release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 21 Oct 2024 | 1y 11mo ago |
| Security Support ends | 21 Oct 2026 | in 1mo |
| Latest release | 15.5.27 · 30 Sept 2026 | current |
How much runway a newer branch buys
Next.js 15 is the newest branch — this is the longest runway currently available.
| Branch | End of life | Days left | vs 15 |
|---|---|---|---|
| Next.js 15 | 21 Oct 2026 | 16 | this branch |
Frequently asked questions
When does Next.js 15 reach end of life?
Next.js 15 reaches end of life on 21 Oct 2026 — 16 days from now. After that date it receives no security fixes.
Is Next.js 15 still supported?
Yes. Next.js 15 is currently maintained. Latest release: 15.5.27, published 30 Sept 2026.
What happens when Next.js 15 reaches end of life?
Security fixes stop. After 21 Oct 2026 this branch receives no further updates under standard support.
How long do I have to upgrade from Next.js 15?
16 days. This is already the newest branch, so this is the longest runway currently available.