-
.
As of September 13, 2016 WebGL2 is still an experimental web technology. It is available in both Firefox 48 and Chrome 53.
To enable it:
In Firefox
Go to about:config
search for webgl2
double click on webgl.enable-prototype-webgl2 until the value is true
restart Firefox
In Chrome
Go to about:flags
Press Ctrl-F or Cmd-F and search for webgl 2.0
Find WebGL 2.0 Prototype and click enable
restart Chrome.