alsamixergui
An FLTK-Based Front-End for alsamixer
AlsaMixerGui is an FLTK-based front-end for alsamixer. It is written directly on top of the alsamixer source, so it should provide the same functionality.
There is no official package available for openSUSE Leap 15.6Distributions
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.