The Mac OS X Port of analog which has been specially rewritten into ObjC code to take advantage of Cocoa. The rewrite will also incorporate new features not found in the console version. Includes a graphical interface, support for XML property lists. .
MusicWatcher is a native OS X application written in Cocoa for doing realtime and non-realtime music analysis, visualization, and animation.
An IP Tracker for Mac OS X, Client and Server-side, very small! Logs your IP and the Date. If your Laptop is stolen you can log in via SSH, install a keylogger or something like this. Maybe a Windows or a linux version is coming soon..