Turbo Boost Switcher - Toggle the processor’s Turbo Boost mode on demand.
iStat Menus - "An advanced Mac system monitor for your menubar."
AlDente - MacOS menu bar tool to limit maximum charging percentage
iStatistica Pro - System monitor. Reinvented. 💻 🖥
Stats - Simple macOS system monitor in your menu bar.
Macs Fan Control - Macs Fan Control is an iMac, MacBook Pro, MacBook Air, Mac Mini and Mac Pro fan control that is the solution of two basic issues namely noise problems and overheating problems.