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.
73 days of security support left
15.5.23 latest release
90% 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 | — |
| End of life (scheduled) | 21 Oct 2026 | in 73 days |
| Latest release | 15.5.23 · 6 Aug 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 | 73 | 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 — 73 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: 15.5.23, published 6 Aug 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?
73 days. This is already the newest branch, so this is the longest runway currently available.