React 18 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
React 18 is actively supported. The vendor has not published an end-of-support date for this branch.
18.3.1 latest release
Support timeline
Official dates from the React release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 29 Mar 2022 | 4y 6mo ago |
| 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.