macOS system monitor in your menu bar
FanCtrl allows you to automatically control the fan speed
SpeedFan is an advanced system monitoring tool
MSI Afterburner: Overclock, monitor, and optimize your GPU.
Qt overclocking tool for GNU/Linux
A simple daemon to control fan speed on all MacBook/MacBook Pros
AMD GPU power/fan control via ADL OverDrive5 interface
Linux kernel driver for ThinkPad laptops