Ah, I first set up Xorg to work properly, and then followed the advice that a FreeBSD dev has on the blog hosted at euroquis.nl - don't forget to install all 3 as mentioned in the blog:Since this thread is solved, I am hijacking it.
You mentioned you have gotten KDE to work with Wayland. Can you give me a hint towards how you did this?
I can get other Compositors to work with Wayland, but KDE always stays black after splash screen.
plasma5-plasma-desktop. Miss one of those, and you get a black screen.