John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads

Komorebi - Komorebi is a wallpaper manager in Linux that uses the GTK+ and Vala libraries to support animated...

Wallpaper Cycler - NuonSoft WallpaperCycler is a powerfull utility to manage all your wallpapers and to automatically cycle between your wallpapers.

Variety Wallpaper Changer - Variety is a wallpaper changer for Ubuntu which is featureful, yet slim and very easy to use.

Walyk Wallpaper Changer - Walyk Wallpaper Changer allow you to change your wallpapers automatically or manually.

MuralPix Wallpaper Changer - MuralPix Wallpaper Changer and Screen Saver