Thanks to Aleix Pol, Wayland plasma KWin 5.19 now supports tablets protocol, which means that we support touch and pen support.
Resizing XWayland windows has become smoother and fits the X experience. However, it needs the next version of XWayland 1.21 to work.
And KWin has had several changes under the surface.
The KWayland Library was a library divided into two libraries. One KWayland contains KWayland :: Client - the usual stuff, but the new kwayland server now contains KWayland :: Server.
The global Plasma application menu now works in Wayland thanks to the Carson Black patch series.
The task manager can now bring multiple windows of the same program