Battle Encoder Shirase - Software that controls per-process CPU usage: an “active” software CPU cooler.

Process Tamer - Freeware Microsoft Windows utility that monitors the CPU use of applications, alerts when they use too much, and reduces their priority to keep your PC fast.

Kiwi application monitor - Kiwi application monitor is a small program which lets you monitor your applications/processes, Windows and User activity.

Big Meter Pro - Big Meter Pro is a utility that monitors the disk and memory of your CPU.

KillSwitch - KillSwitch is an advanced system monitoring tool that is apart of

SysGauge - SysGuage is a responsive software utility that monitors the memory status, CPU usage, as well as network and disk activities of your system.