WallpapersEveryday - Gorgeous wallpapers on your desktop in just one click or auto-delivered at chosen time intervals.
FCorp My Desktop - "ALL-IN-ONE" Desktop Related Tools.
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Wallperizer - Wallperizer is a desktop wallpaper changer.
CommandLine Wallpaper Changer - Change Wallpaper From little Command Line Application
Artpip - Artistic wallpaper for your desktop, refreshed daily.