Hirens BootCD - Hirens BootCD is a powerful, all-in-one boot disk utility that will help you resolve and make reformatting your computer easily.
CleanMem - CleanMem keeps memory use in check on the system without the memory being pushed to the page file.
BartPE - Bart's PE Builder helps you build a 'BartPE' (Bart Preinstalled Environment) bootable Windows CD-Rom or DVD from the original Windows XP or Windows Server 2003 installation/setup CD, very suitable for PC maintenance tasks.
Mem Reduct - Mem Reduct is a small application that allows you to monitor and clean your computers memory.
UBCD4Win - "UBCD4Win is a bootable recovery CD that contains software used for repairing, restoring, or...
Memory Cleaner X - Memory Cleaner X cleans inactive RAM from your computer that allows you to have more applications...