It's a feature-rich live wallpaper application Lively Wallpaper is a completely free and open-source application that can be used to set dynamic, interactive, and animated wallpapers on Windows.

Today, Microsoft is allowing fans to download a Halo 5: Guardians wallpaper for all their devices. It features Master Chief facing off with an opponent.

Use Lively Wallpaper to set any YouTube video as a Windows wallpaper Lively Wallpaper is an app created by rocksdanister.