The Kudan AR SDK allows developers to create augmented reality apps for iOS and Android mobile devices. The service provides a multitude of tracking options and advanced rendering techniques. It also offers video capture, ambient lighting analysis, live camera texture mapping, and more. This SDK includes both Objective-C and Java APIs, as well as a Unity plugin.
Facebook has updated the Facebook SDK 3.1 for iOS, adding the ability to integrate Facebook in iOS 6 as well as other new features. Apple has added several new native features in iOS 6 including Auth dialog and view controller (share dialog). The Facebook SDK supports the use of these APIs.