Battle Encoder Shirase - Software that controls per-process CPU usage: an “active” software CPU cooler.
htop - htop - an interactive process viewer for Unix. This is htop, an interactive process viewer for Unix systems. It is a text-mode application (for console or X terminals) and requires ncurses. Latest release: htop 2.
Kiwi application monitor - Kiwi application monitor is a small program which lets you monitor your applications/processes, Windows and User activity.
gtop - System monitoring dashboard for terminal
Processes - https://www.oneperiodic.com/products/processes/
nmon - This systems administrator, tuner, benchmark tool gives you a huge amount of important performance...