扩展UIViewController，将常用的导航操作API、Tabbar API和NavigationBar API封装起来，适配iOS6.0及其以上版本
Template auto layout cell for automatically UITableViewCell height calculating
UIView subclass that replicates the iOS 7 realtime background blur effect, but works on iOS 5 and above.
ARC and GCD Compatible Reachability Class for iOS and MacOS. Drop in replacement for Apple Reachability
Dependency management helper for your CocoaPods, right in Xcode
A drop-in universal solution for moving text fields out of the way of the keyboard in iOS
A curated list of awesome iOS chart libraries, including Objective-C and Swift
