Free Realms is a free 3D virtual world where you can do whatever you want, whenever you want! Jump in straight from your web browser! Once you create your character, you'll be in and playing in just a few minutes.
Battle enemies as you search for lost treasure or duel other players. Teach your pet a new trick, mine for gold, cook up a meal, or race your car! When youre ready for a different kind of challenge, play a wide variety of fun minigames, jump into the trading card game or check up with your friends on your profile page. Free Realms is the place to join up with your friends to discover, explore, compete, chat, share achievements and just have fun! In Free Realms, YOU RULE.

MobRacer is a 3D multiplayer kart racing game that you get to play online in your browser from anywhere. It's also a place to hang out with your friends, to challenge them to beat your lap times and accomplishments, to stoke rivalries with other racers, and to deck out your kart with individual and custom items you can design in the Shop.

World of Dungeons is an online strategical role play game in which you play the role of a hero who explores dark dungeons together with your group members in order to find treasure while solving exciting quests and defeat dangerous enemies.

Pirate Galaxy is a 3d free-to-play massively multiplayer online game with high definition landscapes and stunning visual effects. You can equip and modify starships to your individual taste and explore the vast game universe with hundreds of stars and planets. Pirate Galaxy can be played directly from your web browser. You don't need to install a client (although you can if you want to).

Club Marian is a massive multiplayer social hangout where users from around the world can chat, dance, drive and create music in a 3d environment. Club Marian features three islands to explore, a cool music maker, emotes, customizable avatars and a sports car to drive.

Legendary Voyage is a 2d sprite based graphical massively multiplayer role playing game where you can join other adventurers across the world in battling monsters, discovering new items and forgotten areas. With storyline linked gameplay covering the five main continents of New Hope Islands, Razorspine, Frozen Wastes, Avaleron and the Atlas Chain and further content to be created by players as they discover new continents! In Legendary Voyage you can fight monsters, gather and craft, quest and much much more with all new discoveries being made on a daily basis and the best players determined by the most discoveries they have made.

Valael is a web based rpg game which offers. You can play as a member of one of these 4 different races (Human, Elf, Dwarf and Orc). There is a crafting system for creating powerful weapons, artifacts and magic. Guilds to collaborate and the obligatory fighting vs monsters to get legendary objects.

Planetstorm is a free-to-play, massively multiplayer, collectable card game which can be played asynchronously with your friends even if they are online at different times.
You are a commander in the ultimate war of man and machine! Assemble squads of leaders, soldiers, and robots, then send those squads into battle against other armies. Your units will fight through your opponent's defenses and destroy the army's morale but the opponent's army will be seeking to do the same to you.

The Fast and the Furious will feature more visuals and less text to make for easier game play and a more immersive environment. Your goal is to get as much respect as you can. In street racing, respect is the key element. You will gain respect by winning races, having good stats and by equipping your car with styling parts.

SpaceConquer is a game that combines spacial war strategy and ground war strategie. On SpaceConquer, you are conducting your own base on a planet of your universe, your objective will be to grow your colony on your planet, in your solar system or in the entire universe. You'll have to manage your troops, your spaceships, your base and your diplomatic contacts.
SpaceConquer is the first browser-based game to combine ground fights and space fights.

Age Of Lore is a free online magic role-playing game. You're a magician in a school of magic. You must take lessons to acquire skills and improve your mastery of magic in order to become a powerful mage. Along with your lessons, you will learn to make potions, cultivate magic plants, care for your familiar, and especially explore the magical land surrounding the school.

Jennifer Government: NationStates is a free nation simulation game. Build a nation and run it according to your own warped political ideals. Create a Utopian paradise for society's less fortunate or a totalitarian corporate police state. Care for your people or deliberately oppress them. Join the World Assembly or remain a rogue state. It's up to you

Legends of Zork is a browser-based online adventure and is being handled by UK-based Jolt Online under license from Zork's owners Activision. The game itself harkens back, at least partially, to the original Zork games as it is played with a text interface with some cartoon illustrations. While the creators have said it's not an MMO title perse, there are some MMO elements including persistant characters (you can even play as a female) and some Player Vs Player elements. You play as a Traveling Salesman, recently laid off from FrobozzCo. You start off in a clearing, where a white house has a boarded up door. From there, you can do what you like. Explore the world, fight other salesmen in PVP, or try out your Darkvision Goggles in the dark — just try not to get eaten by a grue.

SocioTown is a browser-based 3D social MMOG. It features a fully immersive and persistent 3D environment with missions, jobs, and in-depth storyline.

RockFree is a free-to-play, browser-based music game that is very similar to “Guitar Hero.” Players create their character, and can play through either official songs licensed by Acclaim, or songs uploaded by other players. At this moment, guitar peripherals are not supported, but Acclaim promises support in the future.