Wallpaper Engine - Wallpaper Engine enables you to use live wallpapers on your Windows desktop.
X (Twitter) - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.
Lively Wallpaper - What is it? Lively is a Free and Open-Source Software (FOSS) for animated desktop wallpapers.
Daily You - Every day is worth remembering...
ScreenPlay - Open-source and cross-platform Wallpaper, Widgets and AppDrawer app.
Glass - Refract, reflect, disperse, divide. A game of lasers and experimentation.