C++ and Lua Integration Library - A small wrapper for C++ classes into the Lua scripting language.
CGILua - Extension of the Lua programming language for cgi web scripts.
Lua 3.1 Reference Manual - Reference Manual of the Programming Language
Lua FAQ - Frequently Asked Questions about Lua
Lua programming language - Official home site.
Lua Store - Sweatshirts, men's and women's T-shirts with long or short sleeves, mugs, mousepads. You use Lua, you love Lua, now leverage Lua by wearing Lua and living a lovely Lua lifestyle. [CafePress.com]
Lua-an extensible extension language - An overview of Lua.
lua-users.org - An internet site for and by users of the programming language Lua.
LuaDev - Lua dev tool for MacOSX. Includes Lua-Objective-C messaging interface.
LuaSocket - A Lua extension library that provides support for the TCP and UDP transport layers within the Lua language.
Plua - A port of Lua 4.0 (plus a small IDE) for PalmOS handheld devices.
Reuben Thomas: Lua - Some comments and Lua port downloads for: Red Hat RPM, EPOC standalone SISs.
Yindo - A internet game platform that combines Lua, OpenGL and OpenAL.