Narcolepsy is a script designed to help your Mac sleep when it is idle. It will put your computer to sleep after the amount of time set in Energy Saver, with adjustments easy to make. It is also designed to not sleep if iTunes, DVD Player, or EyeTV is open and in use. You can modify the script to add or remove conditions to prevent sleeping.
Wineskin Winery creates Mac OS X ports/wrappers for Windows programs/games, with an easy-to-use GUI, integrated Wine, X11 and an installer.
LiquidMac uses a particle system to imitate liquid and responds to laptop orientation.
