Rui Carmo
The X protocol (which is being replaced by Wayland in most modern Linux systems) lives on in macOS as X11.app, and is still the primary form of graphical interface in many UNIX-derived systems.
The X protocol (which is being replaced by Wayland in most modern Linux systems) lives on in macOS as X11.app, and is still the primary form of graphical interface in many UNIX-derived systems.