Samsung's Home Up app now lets users tune home screen animations to their heart's content, and there are loads of options to play with.

Wallpaper Engine is a great tool for adding animated wallpapers to your Windows desktop. Users can get access to many community-created wallpapers to customize and make their system look unique.

If you want to import some transparent images to your GIF animation, you can do so using the File > Open as Layers option. In case you have images with a solid background but you want to add them ...