Perhaps the simplest way to go is to implement the remote framebuffer (RFB) protocol from VNC, and then use a VNC client on the PC to send the graphics. (As they point out [CNLohr] has done this ...
[twl] has a board that does just that, converting HDMI to something these displays can understand, and providing a framebuffer so these displays can be written to through small microcontrollers.
As reported, the new .NET Single Project within this release unifies all platform targets—iOS, Android, Windows App SDK, Mac ...
We've reduced the complexity of project files and eliminated the need for explicit NuGet package references, separate project ...