John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Really Good Photo Spots - Really Good Photo Spots is a user-friendly iPhone app that assists photographers in locating the ideal photography spots in different corners of the world.
Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.
DailyPic - You like the Bing Picture of the Day?
Muzei - Muzei is a live wallpaper that gently refreshes your home screen each day with famous works of art.
PIXEO - PIXEO is an easy-to-use app that provides photographers with a simple method of recording, snapping, and sharing the ideal photographic sceneries in the world.