Lively is the only animated desktop wallpaper application that you will need. It is a free and open source live wallpaper application.
Here are some screenshots to illustrate the features and user interface of this application:
Set up live desktop wallpapers either by selecting them from its library. Screenshot of Lively Wallpaper - 2161px · 1737pxBring your desktop to life. Screenshot of Lively Wallpaper - 2161px · 1737pxMore than just files. Screenshot of Lively Wallpaper - 2161px · 1737pxIt takes setting up wallpapers to a new level. Screenshot of Lively Wallpaper - 2161px · 1737pxBring life to your desktop. Screenshot of Lively Wallpaper - 2161px · 1737pxLively Wallpaper: Windows desktop. Screenshot of Lively Wallpaper - 2161px · 1737px