matchbox-window-manager 1.2.2+git20200512-1build1 (ppc64el binary) in ubuntu hirsute

 Matchbox is a base environment for the X Window System running on non-desktop
 embedded platforms such as handhelds, set-top boxes, kiosks and anything else
 for which screen space, input mechanisms or system resources are limited.
 .
 This package contains the Matchbox window manager.