A pull down to refresh control like the one in Apple's iOS6 Mail App

A category for showing a Messages like progress view on a UINavigationBar

Path 2.0 menu using CoreAnimation :)

A simple open source implementation of a Pinterest Pinboard for iOS

A UICollectionViewLayout subclass to put items in a quilting pattern

:clipboard: An iOS native implementation of a Trello Animated Navagation. See more at https://dribbble.com/shots/2114816-Trello-Navigation. iOS上类似trello的导航动效控件实现。