OnyX for Mac OS X is a freeware for Mac OS X which allows you to verify the Startup Disk and the structure of its System files, to run misc. OnyX available for Mac OS X Lion, Mac OS X Snow Leopard, Mac OS X Leopard, Mac OS X Tiger.
Tasks of system maintenance, to configure some hidden parameters of the Finder, Dock, QuickTime, Safari, Mail, iTunes, Login window, Spotlight, and many of Apple’s applications. OnyX can be used to delete caches, to remove a certain number of files and folders that may become cumbersome. Download OnyX for Mac OS X at TopMacFreeware.
Download for Mac OS X Lion
Download for Mac OS X Snow Leopard
Download for Mac OS X Leopard
Download for Mac OS X Tiger