UIScrollView (InfiniteScroll) is an Infinite scroll implementation as a category for UIScrollView. In using UIScrollView (InfiniteScroll) it is essential you note that this category swizzles setContentOffset and setContentSize on UIScrollView. It can be through cocoapods by simply adding pod 'UIScrollView-InfiniteScroll', '~> 1.1.0' to your pods file.
Umeng is an advertisement library that is bundled with certain Android applications. Umeng is a Beijing-based startup providing mobile app analytics solutions for mobile development teams and individual developers.
Sina Weibo implements the Oauth2.0 authentication login function, which hides the more complicated authentication signature process and further encapsulates the call of the OPEN API to facilitate third-party application login and access. This pluggin is easily implementatble as it can be easily opened with Xcode.
YLGIFImage is an asynchronized GIF image class and Image viewer supporting play/stop GIF images. YLGIFImage makes you of far less memory. Implementing a GIF usually will cost almost 600MB memory if it is fully decoded (800x600x389x4 Bytes), but using YLGIFImage would greatly reduce this to just about 30MB memory.