I think Xpra might work? It's basically like screen/tmux for X. You start an app with Xpra and it creates an X session. You can attach to that locally or remote

I think Xpra might work? It's basically like screen/tmux for X. You start an app with Xpra and it creates an X session. You can attach to that locally or remotely (eg over ssh). https://github.com/Xpra-org/xpra/blob/master/docs/Usage/README.md https://github.com/Xpra-org/xpra/blob/master/docs/Usage/READ... That contains some examples of how it can be used. I don't use it much, and I don't know if there are simply GUIs to make it easy to use.