Mem Reduct - Mem Reduct is a small application that allows you to monitor and clean your computers memory.
Autoruns - See what programs are configured to startup automatically when your system boots and you login.
CleanMem - CleanMem keeps memory use in check on the system without the memory being pushed to the page file.
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Memory Cleaner X - Memory Cleaner X cleans inactive RAM from your computer that allows you to have more applications...
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.