Action

• Toontown Online
  Toontown Online
  Disney's Toontown Online is a massively multiplayer online role-playing game created by The Walt Disney Company and billed as the first such game intended for kids and families. Designed for children as young as seven, but teens and adults also play this, the depth of the game's content has drawn...
  
  
• Cartoon Network Universe: FusionFall
  Cartoon Network Universe: FusionFall
  Cartoon Network Universe: FusionFall is a massively multiplayer online game developed by Cartoon Network and Grigon Entertainment. FusionFall uses the Unity engine as its client technology basis....
  
  
• Freaky Creatures
  Freaky Creatures
  Freaky Creatures is a fantasy themed massively multiplayer online game from Abandon Interactive Entertainment.Abandon Interactive is distributing the game with collectible action figures. The customer buys a starter pack with two collectible creatures and a reusable one gigabyte USB flash drive....
  
  
• Infantry Online
• SubSpace
• Starport: Galactic Empires
  Starport: Galactic Empires
  Starport: Galactic Empires is a free, space-oriented, massively multiplayer online role-playing game which uses a third-person overhead view similar to that used in Asteroids. The game uses semi-realistic 2-dimensional physics for both space and atmospheric travel, affecting both the movement of...
  
  
• Pirates of the Caribbean Online
  Pirates of the Caribbean Online
  Pirates of the Caribbean Online, sometimes shortened to Pirates Online or POTCO, is a MMORPG , created by the Walt Disney Company. It is based on the film series and theme park attraction of the same name...
  
  
• Lego Universe
  Lego Universe
  Lego Universe is a massively multiplayer online game developed by NetDevil. The game was released on October 26, 2010, with an early opening for LEGO "Founders", which consisted of users who pre-ordered the game. It is globally distributed by Warner Bros. Interactive Entertainment...
  
  

Browser game

• Blackout Rugby
  Blackout Rugby
  Blackout Rugby is a free web-based rugby union management game created by New Zealanders Jeremy Bell and Matthew Scoble of Blackout Entertainment Ltd...
  
  
• Blood Wars
  Blood Wars
  Blood Wars is a free Polish MMORPG in which players play as vampires in a post nuclear world and have to fight for dominance in the only city that survived the apocalypse....
  
  
• Business Tycoon Online
  Business Tycoon Online
  Business Tycoon Online, often referred to as BTO, is a MMO business simulation browser game by Dovogame. The game had been in the Asian Market for 4 years, reaching 30 millions of users with 600,000 concurrent players. Dovogame published adapted version for western players from January 28, 2010...
  
  
• Castle of Heroes
  Castle of Heroes
  Castle of Heroes is a massively multiplayer online fantasy browser-based strategy game developed by the Chinese developer Suzhou Snail Electronic Co., Ltd. and published in the United States by its U.S. publishing division, Snail Games USA...
  
  
• Club Penguin
  Club Penguin
  Club Penguin is a massively multiplayer online role-playing game involving a virtual world containing a range of online games and activities, by Club Penguin Entertainment . Players use cartoon penguin-avatars and play in a winter-set virtual world...
  
  
• Lord of Ultima
  Lord of Ultima
  Lord of Ultima is a free-to-play, browser-based, massively multiplayer real-time strategy video game by Electronic Arts. The game started a beta test on April 20, 2010 and was developed by EA Phenomic....
  
  
• Evony
  Evony
  Evony is a browser-based multiplayer online game with graphic elements reminiscent of Civilization. The game is set in medieval times where a player is to establish a city, begin developing various technologies, and build supporting structures to generate armies and resources for the purpose of...
  
  
• Gods of Time
  Gods of Time
  Gods of Time was a free 2D browser based MMORPG that plays in real time, and the game's goal is to emulate downloaded MMORPGs, but with simpler graphics...
  
  
• Hattrick
  Hattrick
  Hattrick is an online, browser-based, football management game developed in Sweden. Currently the game contains 128 different countries, each with its own league pyramid, and 51 different language versions...
  
  
• Ikariam
  Ikariam
  Ikariam is a browser based massively multiplayer online game of the strategy genre produced and maintained by Gameforge AG. The game is set in the era of classical Greece in an archipelago, with players being made ruler of a small town, which they must expand and lead...
  
  
• Illyriad
  Illyriad
  Illyriad is a free to play massively multiplayer online browser-based strategy game developed by the UK software company Illyriad Games Ltd, the company's first full online strategy game, first released in beta in 2010, and launched in 2011....
  
  
• Little Space Heroes
  Little Space Heroes
  Little Space Heroes is an online game for children developed by Bubble Gum Interactive in Australia.-Story:In the game, players create a Space Hero and join the Space Heroes Academy. They complete basic training and learn how to use their Bubble Blasters, Jetpack and Starjet. The villain of the...
  
  
• Miniconomy
  Miniconomy
  Miniconomy is an online, browser based, economic and trade simulation game developed in the Netherlands. The game has over 60,000 registered players from 121 different countries that can play the game in English, Spanish, Danish, and Dutch languages. As of December, 2010, 83 rounds have been...
  
  
• Nadirim
  Nadirim
  Nadirim is a free-to-play, browser-based, massively multiplayer online, role playing game developed and published by Twisted Tribe Ltd. It's placed in a fantasy world inspired by the tales of the Arabian Nights. Nadirim doesn't require downloads or installation; it's an F2P game, and the...
  
  
• NEO Shifters
  NEO Shifters
  NĒO Shifters are a line of toys designed by MEGA Brands Inc. The novelty behind these toys is their ball shape which spreads opens into a robotic action figure and releases a second miniature creature from its belly, resulting in a two in one toy with multiple play possibilities.-Storyline:NĒO...
  
  
• Ogame
  OGame
  OGame is a text-based, resource-management and space-war themed massively multiplayer online browser game with over two million accounts. OGame was created in 2000 and is produced and maintained by Bioware.. OGame is available in multiple languages, and different nationalities have their own...
  
  
• Pardus
• Pirate Galaxy
  Pirate Galaxy
  Pirate Galaxy is a Free-to-play, massively multiplayer online game written in Java in which players operate spaceships, explore various planets, mine minerals from orbit, fight other players and computer enemies in planetary combat...
  
  
• Planetarion
  Planetarion
  Planetarion is a browser-based massively multiplayer online game. Created by Fifth Season AS in early 2000, then bought by Jolt in 2003, and then bought by Renegade Games in 2009, and currently owned by Jagex Games Studio, the game has placed players in control over a planet, with the ability to...
  
  
• SoccerProject
  SoccerProject
  SoccerProject is a browser-based online, football management game developed in Belgium and first released in 2004....
  
  
• Terra Militaris
  Terra Militaris
  Terra Militaris is a massively multiplayer online browser-based strategy game developed by Chinese developer Suzhou Snail Electronic Co., Ltd. . It is published in the United States by its U.S. publishing division, Snail Games USA. Published in the Europe by gPotato Europe, the online game portal...
  
  
• Travian
  Travian
  Travian is a massively multiplayer online browser-based strategy game developed by the German software company Travian Games.The game's developers drew roughly from Classical antiquity and particularly from the Roman Empire to create a predominantly militaristic real-time strategy...
  
  
• Tribal Wars
• Twin Skies
  Twin Skies
  Twin Skies is a Massively multiplayer online game created by Meteor Games, founded by Adam Powell and Donna Powell, creators of Neopets. Twin Skies was Meteor Games' first gaming project. It was originally planned to enter beta testing in late 2008, with a projected full launch in 2009...
  
  
• Urban dead
  Urban Dead
  Urban Dead is a Free To Play HTML/text-based massively multiplayer online role-playing game created by Kevan Davis. Set in a quarantined region of the fictional city of Malton, it deals with the aftermath of a zombie outbreak. Players enter the game either as a survivor or a zombie, each with...
  
  
• Vinnex
  Vinnex
  VinnEX is a simulated real-time Virtual Stock Market Game . It was developed by Gaurav Sharma and Manan K Shah, and was put on the internet by a group of students from NIT Warangal...
  
  
• Zombie Pandemic
  Zombie Pandemic
  Zombie Pandemic is a free-to-play survival horror Persistent Browser-Based Game and MMORPG.As a lone survivor in a quarantined city, the player must fend off the zombie hordes and scavenge for weapons and food to stay alive....
  
  

• Free Realms
  Free Realms
  Free Realms is a massively multiplayer online role playing video game developed by Sony Online Entertainment set in a fantasy-themed world, named Sacred Grove for the PC, Mac and PlayStation 3. The game was released on April 29, 2009, for the Windows PC...
  
  
• RuneScape
  RuneScape
  RuneScape is a fantasy massively multiplayer online role-playing game released in January 2001 by Andrew and Paul Gower, and developed and published by Jagex Games Studio. It is a graphical browser game implemented on the client-side in Java, and incorporates 3D rendering...
  
  
• Tanki Online
  Tanki Online
  Tanki Online is a massively multiplayer online game based on Adobe Flash technology.The game was created in mid-2008 by the AlternativaPlatform company, located in Perm, Russia. Alternativa's team participated in creation of projects for many eminent brands...
  
  
• Battlestar Galactica Online
  Battlestar Galactica Online
  Battlestar Galactica Online is a browser-based Massively Multiplayer Online Game based on the 2004 television series Battlestar Galactica. Released in open beta on February 8, 2011, it was developed by Bigpoint and Artplant using the Unity Game Development Tool. In less than three months of...
  
  

• Roblox
  Roblox
  Roblox is a massively multiplayer online game virtual playground and workshop designed for children aged 7 and over. Players can build games with blocks of various shapes, sizes, and materials. Roblox users can code the places they design with a restricted and sandboxed version of Lua 5.1...
  
  
• Blockland
  Blockland
  Blockland is a multiplayer computer game built on the Torque Game Engine, in which players build using Lego-like building blocks. It was developed by Eric "Badspot" Hartman and was released on February 24, 2007. The game is not endorsed by, or affiliated with the Lego brand. However, at one point,...
  
  
• LEGO Universe
  Lego Universe
  Lego Universe is a massively multiplayer online game developed by NetDevil. The game was released on October 26, 2010, with an early opening for LEGO "Founders", which consisted of users who pre-ordered the game. It is globally distributed by Warner Bros. Interactive Entertainment...
  
  
• Active Worlds
  Active Worlds
  Active Worlds is a 3D virtual reality platform. The Active Worlds client runs on Windows. Users assign themselves a name, log into the Active Worlds universe, and explore 3D virtual worlds and environments that other users have built. Users can chat with one another or build structures and areas...
  
  

• Aces High
  Aces High (computer game)
  Aces High is a combat flight simulator and massively multiplayer online game for Microsoft Windows. It was created by HiTech Creations and originally released on May 8, 2000, the game is subscriber based and is constantly updated and upgraded...
  
  
• Fighter Ace
• Jet Fighters
  Jet Fighters (video game)
  Jet Fighters is a MMO aerial assault statistical simulation application available on the Apple Iphone OS and Ipod touch released in July 2009. It is initially a free application available at the iTunes apps store but users are encouraged to and often buy up grades.-Features:Jet Fighters features...
  
  
• Rise: The Vieneo Province
  Rise: The Vieneo Province
  Rise: The Vieneo Province is an Internet-based virtual world that has been in development since January, 2003 and was offered commercially beginning in April, 2006...
  
  
• WarBirds
  WarBirds
  WarBirds is a Massively Multiplayer Online and offline World War II simulation, published by iEntertainment Network. The game includes an air combat flight simulator as well as a simulator for tanks and other ground vehicles. WarBirds was originally developed in 1995 by Interactive Creations of...
  
  

• Battlefield Heroes
  Battlefield Heroes
  Battlefield Heroes is a cartoon-style action video game developed by DICE initially—now developed by —and published by EA for Microsoft Windows. It is played from a third-person EA are calling it FPS perspective. The game is less demanding on computer specifications than the previous games of the...
  
  
• Fallen Earth
  Fallen Earth
  Fallen Earth is a free-to-play MMO developed by Reloaded Productions . The game takes place in a post-apocalyptic wasteland located around the American Grand Canyon...
  
  
• Global Agenda
  Global Agenda
  Global Agenda is an online team-based game by Hi-Rez Studios developed using Unreal Engine 3. The game went live on February 1, 2010. April, 2011, Global Agenda was re-released as a free-to-play game, introducing Elite and Free Agents in addition to an in-game cash shop featuring Agenda...
  
  
• Huxley
  Huxley (video game)
  Huxley is a multiplayer first-person shooter computer game with persistent player characters published by Webzen Games Inc.. It is being developed for Microsoft Windows. A Xbox 360 port was planned, but it has been put on an indeterminate hold...
  
  
• Neocron
  Neocron
  Neocron is a 2002 post-apocalyptic cyberpunk massively multiplayer online role playing game developed by Hanover, Germany-based software developer Reakktor Media GmbH and published by cdv Software Entertainment. It is considered the first cyberpunk-genre MMORPG, and is designed to integrate...
  
  
• PlanetSide
  PlanetSide
  PlanetSide is a massively-multiplayer online first-person-shooter computer game published by Sony Online Entertainment and released on May 20, 2003....
  
  
• World War II Online
  World War II Online
  Also known as "World War 2 Online", "WW2OL", "WWIIOL", "Battleground Europe", "BE".World War II Online: Battleground Europe is a massively multiplayer online first-person shooter computer game. It was released was on June 6, 2001 for Windows, with the Apple Macintosh version being released in 3Q...
  
  

• Age of Empires Online
  Age of Empires Online
  Age of Empires Online , is a history-based real-time strategy computer game released on August 16, 2011 with digital download and retail distribution. It was originally being developed by Robot Entertainment, but on February 24, 2011, it was announced that Gas Powered Games, the creators of Supreme...
  
  
• Beyond Protocol
• Company of Heroes Online
  Company of Heroes Online
  Company of Heroes Online was a free MMO real-time strategy computer game developed by Relic Entertainment and published by THQ. The open beta for the game started on 2 September 2010 and closed on 31 March 2011. The game has no link with the original Company of Heroes series multi-player system and...
  
  
• DarkSpace
  DarkSpace
  DarkSpace is a massively multiplayer real-time strategy computer game developed by PaleStar. Released in December 2001, DarkSpace involves multiplayer spaceship combat between three player-controlled factions....
  
  
• Dawn of Fantasy
  Dawn of Fantasy
  Dawn of Fantasy is a massively multiplayer online real-time strategy game set in a medieval high fantasy setting. The game was developed by Reverie World Studios for Microsoft Windows, an Xbox 360 version was initially planned but cancelled....
  
  
• End of Nations
  End of Nations
  End of Nations is an upcoming MMORTS video game for Microsoft Windows. It is being developed by Petroglyph Games and published by Trion Worlds...
  
  
• Happy Farm
  Happy Farm
  Happy Farm is a social network game, or massively multiplayer online game, based on farm management simulation. It is played predominantly by users in Mainland China and Taiwan, and is the most popular MMOG in terms of players...
  
  
• Mankind
• Monopoly City Streets
  Monopoly City Streets
  Monopoly City Streets was a live massive multiplayer online browser game using the Monopoly board game on real world streets using Google Maps and OpenStreetMap. The game was developed by Tribal DDB, Hasbro's digital agency, with support from Google. The game was launched on September 9, 2009 and...
  
  
• Poptropica
  Poptropica
  Poptropica is an online game, role-playing game made by Jeff Kinney targeted at children ages 6 to 15, where players can travel, play games, compete in head-to-head competition, and communicate safely with each other...
  
  
• Saga
• Shattered Galaxy
  Shattered Galaxy
  Shattered Galaxy is a massively multiplayer online real-time strategy that was released in 2001 by Nexon Inc., now known as KRU Interactive, after an extensive open beta period. In Usa itt was published by TriSynergy. It combines the attributes of a massive multiplayer online role-playing game...
  
  
• Society
  Society (computer game)
  Society is a massively multiplayer online real-time strategy game in development by Stardock. It is to be initially released on their online distribution service, Impulse for free....
  
  
• Stronghold Kingdoms
  Stronghold Kingdoms
  Stronghold Kingdoms is a massively multi-player online real time strategy game with a Medieval castle building theme. It was developed by Firefly Studios and based upon their commercially successful and popular Stronghold series of games. Firefly Studios started development of Stronghold...
  
  
• War of Legends
  War of Legends
  War of Legends is a massively multiplayer online strategy game set in "a world of ancient Chinese mythology" and was published by Jagex Games Studio on January 19, 2010...
  
  

Social games

• Active Worlds
  Active Worlds
  Active Worlds is a 3D virtual reality platform. The Active Worlds client runs on Windows. Users assign themselves a name, log into the Active Worlds universe, and explore 3D virtual worlds and environments that other users have built. Users can chat with one another or build structures and areas...
  
  
• Club Penguin
  Club Penguin
  Club Penguin is a massively multiplayer online role-playing game involving a virtual world containing a range of online games and activities, by Club Penguin Entertainment . Players use cartoon penguin-avatars and play in a winter-set virtual world...
  
  
• EGO
  EGO Game
  EGO, is a social networking game owned and operated by Punch Entertainment, Inc.. Aimed at teens and older, EGO is a browser-based virtual world where players create super-avatars that have attributes, feelings and emotions which are developed through interactions with other players...
  
  
• Free Realms
  Free Realms
  Free Realms is a massively multiplayer online role playing video game developed by Sony Online Entertainment set in a fantasy-themed world, named Sacred Grove for the PC, Mac and PlayStation 3. The game was released on April 29, 2009, for the Windows PC...
  
  
• Furcadia
  Furcadia
  Furcadia is a MMOSG/MMORPG or graphical MUD, set in a fantasy world inhabited by anthropomorphic creatures. The game is based on user-created content, socializing and free-form roleplaying...
  
  
• Gaia Online
  Gaia Online
  Gaia Online is an English-language, anime-themed social networking and forums-based website. Gaiaonline was founded in 2003. but the name was changed to GaiaOnline.com in 2003 from go-gaia by its owner, Gaia Interactive...
  
  
• Habbo
  Habbo
  Habbo is a social networking site aimed at teenagers. The website is owned and operated by Sulake Corporation. The service began in 2000 and has expanded to include 11 online communities , with users in over 150 countries. As of August 2011, over 230 million avatars have been registered...
  
  
• Nicktropolis
  Nicktropolis
  The Club is a massively multiplayer online role-playing game that is part of Nick.com. Construction of the game began in November 2004, eventually being launched to the public on January 30, 2007. Recently the game has shut down forever and is now called The Club...
  
  
• Red Light Center
  Red Light Center
  Red Light Center is a privately owned Massively Multi-User Reality site that was made available to the public early in 2006 by Utherverse Inc.. Its tag line is "EXPAND Your Fantasy". Red Light Center is modeled after Amsterdam’s Red Light District. The online community site offers users virtual...
  
  
• Second Life
  Second Life
  Second Life is an online virtual world developed by Linden Lab. It was launched on June 23, 2003. A number of free client programs, or Viewers, enable Second Life users, called Residents, to interact with each other through avatars...
  
  
• The Sims Online
  The Sims Online
  The Sims Online was a massively multiplayer online variation on Maxis's highly popular computer game The Sims. It was published by Electronic Arts and released on December 17, 2002 for Microsoft Windows. In March 2007, EA announced that the product would be re-branded as EA-Land and major...
  
  
• There
• Toontown Online
  Toontown Online
  Disney's Toontown Online is a massively multiplayer online role-playing game created by The Walt Disney Company and billed as the first such game intended for kids and families. Designed for children as young as seven, but teens and adults also play this, the depth of the game's content has drawn...
  
  
• Virtual World of Kaneva
• vSide
  VSide
  vSide is an Internet based 3D virtual world launched on May 15, 2006. The game is currently in its public Beta phase. Initially developed by Doppelganger, Inc., a studio founded in 2004, the game was acquired in June 2009 by ExitReality, Inc., which is the current owner and developer...
  
  
• Wizard 101

See also

• Chronology of MUDs
• Multiplayer video game
• MMORPG
  MMORPG
  Massively multiplayer online role-playing game is a genre of role-playing video games in which a very large number of players interact with one another within a virtual game world....
  
  
• Browser based game
• List of massively multiplayer online role-playing games
• List of free multiplayer online games
• List of free massively multiplayer online games