There was formerly a Google-made addon for this. Now it's integrated into Chrome. There are two features here: - Chrome can stream its renderer output to a 'Go

There was formerly a Google-made addon for this. Now it's integrated into Chrome. There are two features here: - Chrome can stream its renderer output to a 'Google Cast'-supporting stream sink, like a Chromecast. This option is buried in the hamburger menu. - websites can be coded against a JS library that's implemented by Chrome [1][2]. Then the 'stream to...' menu is shown as the 'cast' icon near the address bar. [1] https://developers.google.com/cast/docs/reference/chrome/ https://developers.google.com/cast/docs/reference/chrome/ [2] https://developers.google.com/cast/docs/chrome_sender https://developers.google.com/cast/docs/chrome_sender