Dynamic Wallpaper Engine allows you to use live wallpapers on your desktop/screensaver. It provides thousands of live wallpapers in the Workshop while taking as little system resources as possible. It's the Wallpaper Engine for Mac.

Until now, managing and interacting with your contacts has been a real frustration. Cardhop's magical parsing engine is incredibly intuitive, letting you search, add, edit, and interact with your contacts using a simple sentence!