HTML5 is the latest version of HTML (Hyper Text Markup Language), the markup language behind every website. HTML5 is significant for video because it's the version where the
<video> tag was introduced. Before HTML5 video, video playback could only be done through browser plugins like Flash, Quicktime, Silverlight, and RealPlayer.
Mux Video is an API-first platform, powered by data and designed by video experts to make beautiful video possible for every development team.