Becrux Wally - Wally is a Qt4 wallpaper changer, using multiple sources like files, folders, FTP remote folders, Flickr, Panoramio, Ipernity, Photobucket, Buzznet, Picasa, Smugmug, Google, Vladstudio and deviantART images. Now it's available in many languages!!
Random BackGround - Random BackGround desktop wallpaper slideshow with advanced features for Windows
Winaero Context Menu Tuner - Context Menu Tuner
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
AutoWallpaper - Using AutoWallpaper:
FCorp My Desktop - "ALL-IN-ONE" Desktop Related Tools.