PlayNice is a two-way sync software that allows users to easily merge data across up to 3 Macs, 3 PCs, 2 Macs and a PC, or a Mac and 2 PCs. It syncs contacts, calendars, and tasks between iCal, Address Book, and Outlook. Automation, Backup & Restore, System Optimization, Virtualization, System Utilities.
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.
