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.
Processes - https://www.oneperiodic.com/products/processes/
SSuite System Monitor - SSuite System Monitor is a completely portable and stand-alone application that monitors the RAM of your system, page file load, CPU usage, and the system power in real-time.