Amazon Video
Customers of Amazon Video can stream on the web using an HTML5 player (supported in Chrome, Firefox, Internet Explorer 11, Edge, Safari and Opera).
HTML5 video
Mozilla and Opera support only the open formats of Theora and WebM. Google stated its intention to remove support for H.264 in 2011, specifically for the HTML5 video tag. Although it has been removed from Chromium, it has yet to be removed from Google Chrome five years later.