Brusher - Tiny library to add interactive backgrounds to webpages
Wallpaper Cycler - NuonSoft WallpaperCycler is a powerfull utility to manage all your wallpapers and to automatically cycle between your wallpapers.
Webflow Interactions - Design and build web animations and interactions
Wallpaper Engine - Wallpaper Engine enables you to use live wallpapers on your Windows desktop.
Spott - API to work with cities, countries and political divisions.
PingPoint - Never miss a Mark Zuckerberg signup to your app ever again