Kauna - Kauna is a music visualizer. Kauna renders any sound reproduction in system.
Wallpaper Engine - Wallpaper Engine enables you to use live wallpapers on your Windows desktop.
Morphyre - Animated, 3D Music Visualization with thousands of unique scenes.
ScreenPlay - Open-source and cross-platform Wallpaper, Widgets and AppDrawer app.
Plane9 - Plane9 is a revolutionary 3d visualizer where you never have to settle for just one view ever again.
Lively Wallpaper - What is it? Lively is a Free and Open-Source Software (FOSS) for animated desktop wallpapers.