KeystrokeRecorder X is an essential program for anyone who does a lot of typing or needs to monitor the typing of another person. It records both keystrokes and screenshots into a file or sends them via email for later retrieval.
LiquidMac uses a particle system to imitate liquid and responds to laptop orientation.
Wineskin Winery creates Mac OS X ports/wrappers for Windows programs/games, with an easy-to-use GUI, integrated Wine, X11 and an installer.
