DisplayBuddy is a helpful tool for managing your windows. It allows you to set up rules to identify windows by their full name or just a part of it. You can also set up multiple rules for a single window if the title is different.
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.
