Hi, I did manage to run JavaFX with EGL on Linux/X11.
It's required for Wayland. Would it be useful to anticipate it for X11? Using the 3DLighting sample I did not see any significant performance differences. Gtk: https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/3540 Firefox: https://mozillagfx.wordpress.com/2021/10/30/switching-the-linux-graphics-stack-from-glx-to-egl/ Depending on feedback, I can work on a PR. -- Thiago.