kwin-x11-lite (successor of kwin-x11-improved) aims at providing a better KDE/Plasma experience for XLibre users. This by providing fixes for problems, and enhancing features.
It is a project from XLibre dev Joseph Crowell: https://github.com/KDE-Lite/kwin-x11-lite/blob/Plasma/6.4/README.md
The kwin-x11-lite package is available in the omniverse repository.
artist
Thanks for the info.
I will try that exactly the same day compiz will not run here anymore.