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!!
DesktopSlides - DesktopSlides is a light and user friendly desktop wallpaper changer for windows.
Artpip - Artistic wallpaper for your desktop, refreshed daily.
Random BackGround - Random BackGround desktop wallpaper slideshow with advanced features for Windows
Kuvva - Kuvva is the source for beautiful wallpapers.
FCorp My Desktop - "ALL-IN-ONE" Desktop Related Tools.