Asynchronous image downloader with cache support with an UIImageView category
Full ARC based Networking Kit for iOS 4+ devices
A performant Grid-View for iOS (iPhone/iPad) that allows sorting of views with gestures (the user can move the items with his finger to sort them) and pinching/rotating/panning gestures allow the user to play with the view and toggle from the cellview to a fullsize display.
A utility that reminds your iPhone app's users to review the app.
An open source iOS framework for GPU-based image and video processing