amulet.xyz
AmuletAmulet is a free Lua-based audio/visual toolkit suitable for small games and experimentation. It runs on Windows, Mac, Linux, HTML5 and iOS. Mac OS X 10.6. Amulet comes with a decent amount of documentation. Including an introductory tutorial and API reference. You can also ask for help in the forum. Make something right in your browser or explore examples using the online editor. Amulet is made by Ian MacLarty. The Amulet logo was designed by Bethany Wilksch.
http://www.amulet.xyz/