Spelunky free to play in your browser

iF Design - Opera GX - Gaming browser

Firefox is the best browser for PC gamers

3 Best Gaming Browsers for Professional Gamers - Geekflare

DOS_deck lets you play classic DOS games like Doom on a browser with your PC or Steam Deck

Surely Microsoft has heard of Opera GX by now? And this is not the only place on edge ive seen this. : r/browsers

Opera GX Gaming Browser is Now Available as Beta on iOS and Android, Comes With Custom Skins, More

Microsoft puts PC game downloads in the browser - CNET

The Global Games Market 2017, Per Region & Segment

Microsoft Lets You Relive Your Windows 95 Years Through Any Browser - ABC News

A Childhood Love For Browser Based Flash Games - Fextralife