Browser based free games
Play free and free-to-play games designed to be played direclty in a browser (this includes both browser-based games and flash games)
Here are some of the best browser games you can play directly online: MMORPGs, collectible card games, strategy games and more. Browser games usually doesn't require nothing more than an updated browser (Chrome, Firefox, Edge, Opera, etc.) and are playable on any PC or Mac. Some of them may require a Flash plugin.
Torn City
MMO / MMORPG
browserJoe Chedburn
Progress Quest
RPG
Windows, Linux, Mac OSX, browserEric Fredricksen
Star Wars Combine
MMO / MMORPG
browserSWC Programming Team
Hattrick
simulation / management
browserHattrick Limited
123 Strip Poker
strategy / cards
browserLimeSoda
247 Mahjong
puzzle / mahjong
browserGames LLC
Batheo
strategy / MMORTS
browserClap Along
Bloxorz
puzzle
browserDX Interactive
Circus Hidden Objects
puzzle / hidden object
browserzygomatic
Cut the Rope Time Travel
puzzle
browserZeptoLab
Daily Crossword
puzzle
browserzygomatic
Dominus
strategy / wargame
browserDominus Dev Team
Drakor
MMO / MMORPG
browserDrakor Dev Team
Empire Universe 3
strategy / MMORTS
browserLooki Publishing
Goodgame Empire
strategy / MMORTS
browserGood Game Studios
Hold 'em Strip 'em
strategy / cards
browserholdemstripem.com
Japan Castle Mahjong
strategy / mahjong
browserzygomatic
Legends of Honor
strategy / MMORTS
browserGood Game Studios
Mars Tomorrow
strategy / MMORTS
browserGame Fabrik
Soccer Strip Quest
puzzle / tile-matching
Windows, browserBad Suzy