End of life / React / 16
Supported
React 16 is supported.
Security fixes only, with no published end date. Bug fixes have stopped.
- Released
- 26 Sep 2017
- Active support
- ended 20 Oct 2020
- Security fixes
- no date yet
- Latest
- 16.14.0
Upgrade to React 19: no end date announced yet.
Release cycles
Every React cycle, at a glance.
Active support means bug fixes and security fixes; after it, security fixes only. Past the end of security support, nothing.
- Active support
- Security fixes only
- Supported
- Ends within 90 days
- Ended
Cycle
Status
Released
Active until
Security until
Latest
What to upgrade to
Go to 19.
19 is the newest supported React cycle.
Before you upgrade
Move react and react-dom together, and check the frameworks and component libraries you use support the new major first. Read the React 19 upgrade guide
How to check your version
Which React is this site on?
In the lock file
In the browser
Know before support ends.
Porro reads the PHP, framework and database version from every site and tells you 90 days before support runs out.
Dates from endoflife.date/react, checked daily · data as of 29 Oct 2026.