Free games are excellent, especially when you don't even have to wait for them to download and install. Webgames promise instant delight. They can deliver a quick thrill and a punch line and then let you get on with your day. But there are deeper experiences out there as well. Did you know, for example, that you can play Doom in your browser? In fact, you can play whole RPGs, explore intricate works of interactive fiction and wage space-war against your friends. Within, you'll find our hundred favourite browser games—the best free online games in the world. Enjoy.