Lua 5.5 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Lua 5.5 is actively supported. The vendor has not published an end-of-support date for this branch.
5.5.1 latest release
Check your versionlua -v
Support timeline
Official dates from the Lua release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 22 Dec 2025 | — |
| End of life (scheduled) | — | not announced |
| Latest release | 5.5.1 · 3 Aug 2026 | current |
Frequently asked questions
When does Lua 5.5 reach end of life?
No end-of-life date has been announced for Lua 5.5 yet.
Is Lua 5.5 still supported?
Yes. Lua 5.5 is currently maintained. Latest release: 5.5.1, published 3 Aug 2026.
What happens when Lua 5.5 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 Lua 5.5?
No end-of-life date has been announced yet.