OnyX 2.6.3 for Mac

OnyX 2.6.3 is the best free utilities for maintenance, personalization and optimization of Mac. Not only that OnyX is capable to run countless miscellaneous tasks of system maintenance, but it enables you to easily find and tweak many hidden parameters of Dock, Dashboard, Safari, Expose, Disk Utility and Finder. Some of its most popular options are without a doubt ability to preview logs, CrashReporter reports, countless hidden parameters of system, and removal or unused and large files or directories.

With all this power at the tip of your fingers, OnyX 2.6.3 definitely represents best possible way to control your system from most obvious tasks and easy tasks to deeply hidden options that were before accessible only to professionals.