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.
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Circus Hidden Objects
puzzle / hidden object
Zygomatic
Bit Heroes
RPG / MMORPG
Juppiomenz
Cut the Rope Time Travel
puzzle
ZeptoLab
Card Hunter
strategy / board game
Blue Manchu
atWar
strategy
atWar team
The Settlers Online
strategy / MMORTS
Blue Byte Software
Hattrick
simulation / management
Hattrick Limited
Torn City
RPG / MMORPG
Joe Chedburn
Daily Crossword
puzzle
zygomatic
FARA
RPG / roguelike
Brian Is Creative
Imperia Online
strategy / MMORTS
Imperia Online Ltd.
Progress Quest
RPG / idle clicker
Eric Fredricksen
Quick Fire Pool Instant
action
Miniclip
Tetris Fun
puzzle / tile-matching
zygomatic
Travian: Legends
strategy / MMORTS
Travian Games
Battlestar Galactica Online
shooter / MMOFPS
Bigpoint Games
Kingdom of Loathing
RPG
Asymmetric Publications
Anno Online
strategy / MMORTS
Ubisoft Blue Byte
Bejeweled REMAKE
puzzle / tile-matching
szewczyk
Bloxorz
puzzle
DX Interactive
Japan Castle Mahjong
strategy / mahjong
zygomatic