HoYoJi
Widget library leveraged by the Appcelerator SE Team for demonstration purposes
Titanium Module Development Guide
GPUImage wrapper module for Titanium
Build forms for Titanium with just an object.
extensions for Titanium.UI components
FlatUIKit for Titanium
QuickTiGame2d 2D Game Engine Module for Titanium Mobile
Licky iPhone App http://licky.co (titanium mobile)
Alloy widget drawing smart line called ZURUI-SEN.