Wallpaper Cycler - NuonSoft WallpaperCycler is a powerfull utility to manage all your wallpapers and to automatically cycle between your wallpapers.
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!!
Wallpaper Engine - Wallpaper Engine enables you to use live wallpapers on your Windows desktop.
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Emby - media server for personal streaming movies tv music photos in mobile app or browser for all devices android iOS windows phone appletv androidtv smarttv and dlna.
Random BackGround - Random BackGround desktop wallpaper slideshow with advanced features for Windows