WhirlyGlobe is a self contained 3D earth display view suitable for use in iPhone and iPad applications. The globe is rendered in OpenGL ES with a configurable multi-part texture and allows for vector data overlays. It is intended as a (relatively) lightweight widget that can be dropped in to your app to do simple data overlay and interaction with a globe. It can also do more heavy duty data interaction if you want to use it as the centerpiece for a globe based app.
Kobold2D in a Nutshell Compare Cocos2D with Kobold2D Kobold2D Gets You Started! Kobold2D includes a large number of Template Projects KKDOC:The Kobold2D Template Projects to learn from and as basis for your own projects.
MGTileMenu is an iOS GUI component, providing a pop-up tile-based contextual menu. It's designed for iOS 5, and uses ARC. It supports Retina and non-Retina devices, and works with VoiceOver. MGTileMenu is designed for use on iPad, but it will also work on iPhone and iPod touch..
CDPieMenu - Fully and easily customizable rotary wheel control also called pie menu for iPhone and iPad. Very similar to the control in Convertbot. As the only one in the internet it rotates with inertia/mementum.
"For a recent project I needed to embed an HTTP server in a Cocoa application. After trying a few options I settled on Robbie Hanson’s CocoaHTTPServer. ... The result of my tweaking is RoutingHTTPServer, an API on top of CocoaHTTPServer that performs Sinatra-style routing."