GPE

GPE Palmtop Environment is a handhelp shell which provides a complete environment of software components and applications for tasks such as personal information management (PIM), audio playback, email, and web browsing. It can be used as a FOSS alternative to various of PDA systems but can also be used on other distributions.

= Status = GPE is using X11 as its windowing system. See Handhelds, for detailed information about the current progress of GPE.

= Potential = GPE seems to be a good UI for E-Ink and older devices.

= Similar UIs = Although GPE is competent, you might want to consider LXQt or Xfce.

= Consideration = ROX which has a purpose to be a lightweight desktop UI might be useful in porting GPE.