Realm is a mobile database: a replacement for Core Data & SQLite

A simple iOS photo and video browser with grid view, captions and selections.

An XMPP Framework in Objective-C for Mac and iOS

A small, lightweight, embeddable HTTP server for Mac OS X or iOS applications

PDF Reader Core for iOS

Cocos2d for iOS and OS X, built using Objective-C

Lightweight, embedded, syncable NoSQL database engine for iOS and MacOS apps.

Open source map library for iOS

Voice2Note iOS client source codes.

UILabel subclass, which additionally allows shadow blur, inner shadow, stroke text and fill gradient.

A "great" PDF reader for iOS. Available on the App Store.

Flappy Block No Mercy: You lose the game and you have to quit the app.

Cocos2D implementation of the classic snake game

POI+ is a simple and straightforward iPhone app that can add or edit exisiting nodes and ways in OpenStreetMap