a placeholder

https://git.yoctoproject.org/
was https://www.yoctoproject.org/software-item/matchbox/

Matchbox is an Open Source 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.

Matchbox consists of a number of interchangeable and optional applications that can be tailored to a specific non desktop platform to enhance usability in a ‘constrained’ environment.

• Abandoned? – It’s not on their website, but it still has content in their git repository