Create word expansion and keyboard shortcuts.
Get more information on your Mac's extensions and control panel files.
Find duplicate files.
Keep a history of everything you copy to the clipboard from any application.
Manually run the maintenance scripts that are normally run automatically at night and on weekends with this Mac OS X utility.
Upload files to Dropbox easily.
Find and remove duplicate on your Mac
Speed up your system's start-up time.
The ZFS file system, for users willing to administer it from the command line.