The Swift Programming Language
iOS + OS X SDK for the Box V2 API -- Sample apps built with this SDK: https://github.com/box/box-ios-sdk-sample-app
Displays all iOS 7 CoreImage filters
An iOS Flickr Framework, written in Objective-C
DrEdit, a Google Drive SDK sample text editor app.
Component model and helper classess for iOS 7+ SpriteKit Framework
A configurable circular progress view.
MacRuby is an implementation of Ruby 1.9 directly on top of Mac OS X core technologies such as the Objective-C runtime and garbage collector, the LLVM compiler infrastructure and the Foundation and ICU frameworks.
Paper folding animation for iOS
A set of efficient categories for UIImage class. It allows filtering, resizing, masking, rotating, enhancing... and more.
A framework for composing and transforming sequences of values.
A fast & simple, yet powerful & flexible logging framework for Mac and iOS
An open source iOS framework for GPU-based image and video processing
A drop-in replacement for UILabel that supports NSAttributedStrings
A software update kit for iOS and Android. Follow news on Twitter via @hockeyapp
MBProgressHUD + Customizations
A collection of well-documented iOS classes for making life easier
Objective-c code Apple style documentation set generator.
A tool that will make a lot of iPhone/iPad developers' life easier. It shares your app over-the-air in a WiFi network. Bonjour is used and no configuration is needed.
An Apple Push Notification Service gem
Resque-based background worker to send Apple Push Notifications over a persistent TCP socket.
AFNetworking Has a New Home: https://github.com/AFNetworking/AFNetworking
Store NSUserDefaults and iCloud data at the same time.