Utility for reading and controlling device brightness for GNU/Linux operating systems - brightnessctl

Utility for reading and controlling device brightness for GNU/Linux operating systems. More information: GitHub - Hummer12007/brightnessctl: A program to read and control device brightness.

  • List devices with changeable brightness:

brightnessctl --list

  • Print the current brightness of the display backlight:

brightnessctl get

  • Set the brightness of the display backlight to a specified percentage within range:

brightnessctl set {{50%}}

  • Increase brightness by a specified increment:

brightnessctl set {{+10%}}

  • Decrease brightness by a specified decrement:

brightnessctl set {{10%-}}