atPeek - Now open sourced !

atPeek is a developer tool designed to explore and display resources found in iPhone applications. Its simple and intuitive interface allows to effortlessly examine normally unaccessible application details. atPeek's unique feature is the ability to decode both crushed iPhone PNG images and PVR textures back into standard PNGs.

atMonitor

atMonitor is an advanced monitoring tool for Mac OS X that displays system activity in real-time. It is designed to allow quick assessment of computer's state and it is powerful enough to make it a core utility in anyone's system troubleshooting toolkit.