Leopard Cache Cleaner makes system maintenance simple with an easy point and click interface to many OS X functions. Leopard Cache Cleaner can improve system performance by tuning internet and file cache settings, implementing ram disks, and cleaning out various cached and stale data. LCC includes tools to help optimize files and memory. LCC can recover wasted disk space by eliminating language localization files and slimming Universal Binaries.
Leopard Cache Cleaner lets you create bootable Emergency Disks that include system repair utilities and LCC’s powerful cache cleaning functions. If disaster strikes, the power of Leopard Cache Cleaner is available at the command prompt in Single User Mode.
Source: http://www.macupdate.com/info.php/id/9503/leopard-cache-cleaner