Open Source MMORPG Games

The Mana World (TMW) is a serious effort to create an innovative free and open source MMORPG. TMW uses 2D graphics and aims to create a large and diverse interactive world. It is licensed under the GPL, making sure this game can't ever run away from you.

Kaetram is an open-source game engine created to aid those interested in entering the game development realm, and intended to be used as a learning tool. The codebase is simple, clean, and intuitive. The original idea is based on Little Workshop's demo game—BrowserQuest...

Stendhal is a fun friendly and completely free 2D multiplayer online adventure game with an old school feel.

Open Tibia is a loose collection of Open Source (FLOSS) alternative software to run your own customized Tibia (2D MMORPG) game and server.

PlaneShift is a Free Massively Multiplayer Online Role Playing Game. Free? That's right, by making the software's code available for all, PlaneShift allows anyone to improve the game for the benefit of all. So, what have you got to lose? Try it today.

Source of Mana is a classic 2D MMORPG that blends the nostalgic charm of retro RPGs with modern gameplay enhancements. Set in a rich fantasy world, the game invites you to embark on epic adventures, discover new lands, battle fierce enemies, and forge friendships along the way.

Open Toontown is a project that aims to provide a Toontown codebase to the community that is not only 100% open source, but also free of any code from other projects that may have been leaked or otherwise made available without the permission of the project itself.

In Ryzom there are no classes to choose. Develop all the skills of your character harmoniously or choose to concentrate on one skill and become a master. You are not forced to choose a faction when you create your character. Join a faction during your journeys, or not.

Daimonin is a community driven open source MMORPG.

Darkflame Universe is a server emulator for LEGO Universe! Started in 2013, we sought to create the most accurate way to play LU again after it closed. Now, 6 years after the game closed, we have our second alpha test and will be releasing a closed beta in the near future.

BrowserQuest (2012) is a Massively Multiplayer Online Role-Playing Game [MMORPG] designed by game developer Little Workshop for client Mozilla Foundation, to demonstrate their-at that time- new HTML5 and WebSockets web technology, which allowed for efficient Multiplayer gaming...

MMORPG framework that's built using C++, and using a back-end of MySQL for the DB content.

Pokemonium Is a free to play pokemon mmorpg. You're able to battle your friends and anyone you come across in this world! Catch and train you pokemon just like when you were 8 years old. Enjoy this pokemon game created by the fans for the fans.

AzerothCore, the open source MMORPG server application. Based on SunwellCore and TrinityCore.

Ancient Beast is a turn based strategy indie game project played online against other people featuring a wide variety of creatures to acquire, putting them to use in order to defeat your opponents.