Top rated in System Optimization

Brilliant new trash manager. Simply choose when your trash should empty, such as every five minutes, at 4:00 p.m.

Free The Mem will help to quickly speed up your computer.

Support Dock is a diagnostic tool that checks for any potential system errors.

App for tweaking user interaction features of OS X.

Simple Cpumeter is a simple system monitoring tool.

Time Machine tool that lets you dig through your backed up files' history.

All-in-one disk scanner and cleaner tools, powerful and easy-to-use.

Lock Your Screen gives you many options to lock your Mac.

Speed4MAC enables you to restore speed and efficiency of your Mac.

Find My Mouse app helps you locate and move cursor between multiple displays quickly with a hot key.

WARNING: Does not work on Snow Leopard!

It allows you to control the brightness of all your screens.

Simplify and optimize hardware work monitoring.

LionScrollbars enables fine-grained control over how scrollbars in OSX Lion.

System Indicator will inform you how much processor, and RAM is being used.

A utility to help you customizing and optimizing Mac OS X Lion installation.

RoboRam is a RAM cleaning utility developed for Mac.

Flash Stopper Free could be considered a system optimization tool.

Dupe Devil for iCal is the quick, easy way to fix duplicate entries in iCal.

It is for the Mercurial distributed revision control system.