Lua Showcase

Lua is used in many products and projects around the world. Here are some highlights. A different selection is shown every day.

Celestia LÍVE Grim Fandango GitHub
Celestia is a real-time 3D visualization of space that can be scripted with Lua. LÍVE is a free framework for making 2D games in Lua. "Grim Fandango was the first game that shows Lua could not only be used to make a good game, but that it could be used to make some of the best games ever." (cited here; see also this) GitHub uses Lua scripts in the infrastructure of GitHub Pages, its static site hosting service.
Corona Wireshark World of Warcraft Nmap
Corona is a free Lua-based cross-platform framework ideal for rapidly creating apps and games for mobile devices and desktop systems. Wireshark, a popular network protocol analyzer, is scriptable with Lua. Players of World of Warcraft use Lua to customize the game interface. Nmap, a popular tool for network discovery and security auditing, is scriptable with Lua.