NotCPUCores - Functionally the same as CPU Cores, but free.
Battle Encoder Shirase - Software that controls per-process CPU usage: an “active” software CPU cooler.
Process Lasso - Process Lasso is NOT yet another task manager.
KillSwitch - KillSwitch is an advanced system monitoring tool that is apart of
Kiwi application monitor - Kiwi application monitor is a small program which lets you monitor your applications/processes, Windows and User activity.
SystemExplorer - Homepage of System Explorer. Freeware Tool for displaying and managing system internals