ManThor is a Mac OS X manfile viewer written in Objective-C using the Cocoa Framework. It can search and display all pages of a manual and act as a service, accessible from any Cocoa application, especially Terminal.app.
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.
