Memory Magic - Memory Magic monitors your Mac's memory usage and transparently performs optimizations aimed at freeing/relocating memory.
SuperF4 - SuperF4 kills the foreground program when you press Ctrl+Alt+F4.
Memory Optimizer - Here at Softorino – we craft software that simplifies your life.
Advanced Task Killer - This tool is also known as ATK. It is a tool to kill applications running.
CleanMem - CleanMem keeps memory use in check on the system without the memory being pushed to the page file.
Windows xKill - An App that your using Freezes, and your first thought it to CTRL+ALT+DEL to bring up Task manager...