September 18, 2018

Browser Support

Current Active Support


  • Chrome: (Current - 1) and Current
  • Edge: (Current - 1) and Current
  • Firefox: (Current - 1) and Current, ESR
  • Internet Explorer: 9+
  • Safari: (Current - 1) and Current
  • Opera: Current


  • Stock browser on Android 4.0+
  • Safari on iOS 7+


Any problem with in the above browsers should be reported as a bug.

(Current - 1) and Current denotes that we support the current stable version of the browser and the version that preceded it. For example, if the current version of a browser is 24.x, we support the 24.x and 23.x versions.

Unsupported Browsers

While might run without major issues in older browser versions, we do not actively test in them and generally do not fix bugs that may appear in them.

Similarly, does not fix bugs in pre-release versions of browsers, such as beta or dev releases. If you find a bug with in a pre-release of a browser, you should report the bug to the browser vendor.

About Browser Support is constantly tested with all of its supported browsers via unit tests. We do our best to ensure all of our tools are supported on the latest platforms.