Plausible CrashReporter provides an in-process crash reporting framework for use on both the iPhone and Mac OS X.

The ILCrashReporter framework enables developers to easily integrate crash reporting facilities into existing or new applications.

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.