Help:Lua

Documentation

• Scribunto Lua reference manual (Manual for the Mediawiki implementation)
• Programming in Lua (Lua.org manual for version 5.2)

How-to guides

• Wikipedia:Lua style guide – standards to improve the readability of code through consistency
• "What do converted templates look like?" (slideshow)
• Help:Lua debugging – a how-to guide about debugging Lua modules
• Help:Lua for beginners
• Wikipedia:Lua string functions

"Hello world" demonstration modules

• Module:Bananas: The simplest possible script, providing a single function with no arguments.
• Module:BananasArgs: Demonstrates how to access and use parameters.

Wikipedia resources

Lua (mainspace article)