xbacklight
Utility to adjust the screen backlight brightness
Xbacklight is used to adjust the backlight brightness where supported. It uses the RandR extension to find all outputs on the X server supporting backlight brightness control and changes them all in the same way.
There is no official package available for openSUSE Leap 15.6Distributioner
openSUSE Tumbleweed
SLFO_Main
openSUSE Backports for SLE 15 SP4
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.