I just installed the Linux version of the SGI desktop on my Fedora 25 Linux machine. This was not too hard either. Download a copy of the installation script from here: http://www.maxxinteractive.com/site/?page_id=51. Run the script as root to download and install the MaXX desktop tarball. [[email protected] Downloads]# sh MaXX-Indy-1.0.0-Installer.sh   >>> Downloading MaXX Interactive Desktop …

GTK MATE theme: http://gnome-look.org/content/show.php/CDE-Solaris?content=19627. This is a lovely grey theme that themes the GTK interface to look like CDE. The Metacity theme that completes the CDE look: http://gnome-look.org/content/show.php?content=18870. This is perfect if you want a retro looking Linux Mint 15 MATE desktop. Blue Sun GTK theme: http://gnome-look.org/content/show.php/Blue+Sun+GTK+Theme?content=93650. This is a very dark and attractive GTK …