Check out these cool PC-BSD wallpapers, designed by user . Visit their blog for the full set of high resolution wallpapers.

   
http://q5sys.sh/wallpapers/PCBSD/Lumina-wallpaper-02.png   

Download them here: http://q5sys.sh/2016/03/pc-bsd-and-lumina-desktop-wallpapers/

PC-BSD, a desktop operating system based on FreeBSD, can be found at www.pcbsd.org.