5 ms·

back when I last looked, xnest[1] was the go-to for that sort of thing. It's been the best part of a decade though, so YMMV. [1] https://www.x.org/releases/X11

• throwamay1241 8y ago
  I switched to Xephyr[1] for reasons I can't remember some time ago, iirc it superseded xnest. [1] https://en.wikipedia.org/wiki/Xephyr https://en.wikipedia.org/wiki/Xephyr