Duplicate functionality compared to XLibre was reimplemented here from scratch, or sourced from XLibre?
At least one was looks like it was sourced from XLibre: https://github.com/X11Libre/xserver/pull/1314
Pulling good ideas from downstream forks is actually kind of what open source is all about, isn't it?
At least one was looks like it was sourced from XLibre: https://github.com/X11Libre/xserver/pull/1314