lxqt 30ubuntu2 (s390x binary) in ubuntu mantic

 LXQt is an advanced, easy-to-use, and fast desktop environment based on Qt
 technologies. It has been tailored for users who value simplicity, speed, and
 an intuitive interface. Unlike most desktop environments, LXQt also works
 fine with less powerful machines.
 .
 This package is a metapackage meant to provide all components of LXQt plus
 some recommended components to provide a nearly feature complete desktop
 environment.