There is a comment in the forum discussion by the author of the Linux section that X11 support is not going away, simply because SDL supports it. https://forum

There is a comment in the forum discussion by the author of the Linux section that X11 support is not going away, simply because SDL supports it. https://forums.factorio.com/viewtopic.php?p=609071#p609071 https://forums.factorio.com/viewtopic.php?p=609071#p609071