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.
Processes - https://www.oneperiodic.com/products/processes/
SysGauge - SysGuage is a responsive software utility that monitors the memory status, CPU usage, as well as network and disk activities of your system.
KillSwitch - KillSwitch is an advanced system monitoring tool that is apart of
Big Meter Pro - Big Meter Pro is a utility that monitors the disk and memory of your CPU.