Instead, Gordon is a JavaScript runtime written by Tobias Schneider which allows the browser to play and display .swf files (the Shockwave Flash file extension).

Google today announced that it will discontinue Swiffy, a tool that people can use to convert .SWF Adobe Flash files into HTML5, on July 1. The Swiffy Flash extension will also stop working.

Ruffle is a Flash Player emulator that will make Adobe Flash work in your browser and allow you to play Flash games on your Windows PC.