When is Lua 5.1 end of life?

Lua 5.1 reached end of life on Feb 17, 2012. It gets no more updates, including security fixes.

What is the latest version of Lua 5.1?

The latest Lua 5.1 release is 5.1.5, released on Feb 17, 2012.

Lua 5.1 was released on Feb 21, 2006.

Run lua -v, then paste the result into the “Am I up to date?” box on this page.

End of life

5.1.5 Release notes ↗

Lua 5.1 reached end of life on Feb 17, 2012 (14 years ago). It no longer gets updates, including security fixes. Upgrade to Lua 5.5 (latest 5.5.1).

The recommended upgrade is Lua 5.5, currently at 5.5.1.

Is Lua 5.1 still supported?: No. Lua 5.1 reached end of life on Feb 17, 2012 (14 years ago). It no longer gets updates, including security fixes. Upgrade to Lua 5.5 (latest 5.5.1).
When is Lua 5.1 end of life?: Lua 5.1 reached end of life on Feb 17, 2012. It gets no more updates, including security fixes.
What is the latest version of Lua 5.1?: The latest Lua 5.1 release is 5.1.5, released on Feb 17, 2012.
When was Lua 5.1 released?: Lua 5.1 was released on Feb 21, 2006.
What should I upgrade Lua 5.1 to?: The recommended upgrade is Lua 5.5, currently at 5.5.1.
How do I check which Lua version I have?: Run lua -v, then paste the result into the “Am I up to date?” box on this page.

The history fills in as new versions come out.

Badge for this branch (Markdown) Lua end-of-life dates for your calendar