github.com/kirinjs

Ingredients is a free browser for Apple's documentation. It's still under development, but today's beta lets you:

View iPhone and Mac docs
Search Mac-related websites
Filter classes/symbols by various attributes
Quick Search with sane sorting of results
use the Filter Bar to quickly jump to methods in a cl

Nortd Labs' TouchKit is a modular multitouch development solution with the aim to make multitouch readily available in an open source fashion. The system is comprised of software and hardware components. For both we provide the source files and welcome you to use, study, and appropriate the code and schematics for your work or projects. We are interested in TouchKit being a plug-and-play solution for simple projects and an easily extendable base for experimental and cutting-edge endeavors.