Zavala is a modern take on a traditional outliner. The application supports all the things you want in a Mac app like multiple windows, keyboard shortcuts, a customizable toolbar, and a full menu bar. It supports OPML import and export, Markdown export, iCloud syncing, and iCloud sharing with other iCloud users.
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.
