CleanMem - CleanMem keeps memory use in check on the system without the memory being pushed to the page file.
Restart Me - ReStartMe is designed to do one thing, and that is to restart processes.
RAMRush - RAMRush is a free memory management and optimization tool.
Advanced Task Killer - This tool is also known as ATK. It is a tool to kill applications running.
Mem Reduct - Mem Reduct is a small application that allows you to monitor and clean your computers memory.
ProcessKO - ProcessKO free download: Process killer software for Windows. Safe PC download for Windows 32-bit and 64-bit, latest version.