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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Hero Zero
RPG
Playata GmbH
Hold 'em Strip 'em
card game / strip poker
holdemstripem.com
Imperia Online
strategy / MMORTS
Imperia Online Ltd.
Initium
RPG / MMORPG
Universe Projects Inc
Japan Castle Mahjong
strategy / mahjong
zygomatic
Kingdom of Loathing
RPG
Asymmetric Publications
Legends of Honor
strategy / MMORTS
Good Game Studios
Lost Pig
adventure / interactive fiction
Admiral Jota
Mars Tomorrow
strategy / MMORTS
Game Fabrik
Mega victory! Sexy rock, paper, scissors
puzzle
Cleesh Haze
Might & Magic Heroes Online
RPG / MMORPG
Related Designs
Monochrome Mahjongg
puzzle / mahjong
Zygomatic
Monster Slayers
action / brawler
Nerdook
Pixel Town
strategy / city building
automatonvx
Popmundo
simulation
ExtraLives AB
Progress Quest
RPG / idle clicker
Eric Fredricksen
Questionaut
adventure / point & click
Amanita Design
Quick Fire Pool Instant
action
Miniclip
Rail Nation
simulation / management
Travian Games
Realm of the Mad God Exalt
RPG / MMORPG
Wild Shadow Studios
RPG MO
RPG / MMORPG
Marxnet