Gnome Desktop Tip: Quickly Open Any File / URL / Write Email in Categories fedora linux, Gentoo Linux, Gnome, GNU/Open source, Howto, Linux desktop, Suse Linux, Ubuntu Linux, UNIX last updated August 22, 2008There are three ways to open any file under Gnome Linux / UNIX Desktop. gnome-open is the quickest and easiest way to open any file or url.