xrestop
Utility to monitor server resources used by X11 clients
XResTop is a 'top' like tool for monitoring X Client server resource usage.
There is no official package available for openSUSE Leap 15.6Distributioner
openSUSE Tumbleweed
openSUSE Backports for SLE 15 SP4
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.