URLEncode.framework is a Cocoa framework for shortening URLs via theUrlenco.de service. The framework supports asynchronous operation and can both encode full URLs and expand shortened URLs.
CMCrashReporter is a free and open-source framework written in Cocoa which developers can stick in their applications to allow the user to easily send a crashlog back to the developer
SFBCrashReporter- a framework that does what many other frameworks do; keep watch on application startup for new crash logs and allow users to submit them to the developer.