A virtual X session
This is a screenshot of a local X session using Xnest as the X server.
Xnest is running a full X server within a window on the host X
server. Within that server are running fvwm2, xterm, emacs, oclock,
See the X tutorial to see how to do this yourself.
Also see the virtual network screenshot for
another example of X running within UML.
Click on the image to see the full size version.