React 18 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
React 18 is actively supported.
18.3.1 latest release
Support timeline
Official dates from the React release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 29 Mar 2022 | — |
| End of life (scheduled) | — | not announced |
| Active support ended | 5 Dec 2024 | security fixes only after this |
| Latest release | 18.3.1 · 26 Apr 2024 | current |
Frequently asked questions
When does React 18 reach end of life?
No end-of-life date has been announced for React 18 yet.
Is React 18 still supported?
Yes. React 18 is currently maintained. Latest release: 18.3.1, published 26 Apr 2024.
What happens when React 18 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 React 18?
No end-of-life date has been announced yet.