Xcode plug-in which helps you write documentation comment easier, for both Objective-C and Swift.

Re-write of Injection for Xcode in (mostly) Swift

A gallery app of custom animated transitions for iOS.

The custom collectionView layout that can perform reordering of cells by dragging it.

An implementation of High Pass Skin Smoothing using Apple's Core Image Framework

Generic popover implementation for iOS with same API as the UIPopoverController for the iPad, but configurable with custom background and available for iPhone as well.