A window management application (replacement for Divvy/SizeUp/ShiftIt)

Bolts is a collection of low-level libraries designed to make developing mobile apps easier.

Source for many of The Omni Group's frameworks

Framework for iPhone wireframes

A category to extend Cocoa's NSDate class with some convenience functions.

Cocoa meets WebKit for more rapid UI development

Eero was a fully binary- and header-compatible dialect of Objective-C, implemented with a modified version of the Apple-sponsored LLVM/clang open-source compiler. It featured a streamlined syntax, …

A simple class for listening to microphone levels, suitable for the iPhone.

JS to Objective-C... and back again.

An iPhone UI for Adobe's Kuler, built for iPhone DevCamp Seattle