Hardware Notifier is a utility that uses Notification Center to alert you when USB devices are plugged in or unplugged. It is a straightforward and unobtrusive way to keep track of your USB devices.
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.
