Open Source C++ Multi-User Dungeons (MUD) Games

Crossfire is a free, open-source, cooperative multi-player RPG and adventure game. Since its initial release, Crossfire has grown to encompass over 150 monsters, 3000 areas to explore, an elaborate magic system, 14 races, 16 character classes, and many powerful artifacts scattered far and wide. Set in a fantastical medieval world, it blends the style of Gauntlet, NetHack, Moria, and Angband.

Worldforge provides clients, servers, tools and protocol to allow for anyone to create and host their own virtual and online world.

Next generation MudMaster GUI. Win32 GUI MUD client with triggers, aliases, scripting, and DLL plugins for extra features such as displaying chat and other in game channels in a separate window. Now supports a multi-line, variable width status bar and multiple interacting windows. User customized script buttons in the status bar let you add mouse click functionality. Has web interactivity via the /showMeViaWeb command. Mudmaster 2k6 also can be run on Linux under WINE. Questions? Ask them in our Sourceforge Forums ( https://sourceforge.net/p/mm2k6/discussion/ ) More at http://mm2k6.sourceforge.net/mm2k6/

ShowEQ or SEQ for short is a program designed to decode the EverQuest data stream and display that information on another computer running the Linux OS in real time. Our Forums are located at https://seq.sourceforge.net/forums/

A modern open source MUD client with a graphical user inteface and full built in Lua scripting support for all major platforms.

This project has been moved to github.com. You can find the new project at: https://github.com/opentibia

HackNet is a multiplayer roguelike game, borrowing heavily from the style and gameplay of Hack and NetHack. Our goal is to keep the flavour of Hack intact, despite the gameplay changes required by allowing multiple players.

A MUD-Client for Windows (Win32) and KDE, featuring perl, python and ruby scripting, as well as multi-window output. The main focus is a very strong scripting engine (nearly everything is accessible from a script) while trying to stay user friendly.

MacroQuest is a full featured macroing subsystem that hooks into the EverQuest client.

An Open-Source map editor coded in C++ to be used with OpenTibia. Supports many advances features such as autobordering. Runs under both Linux and Windows using wxWidgets and OpenGL.

Ryzom Core is a toolkit for the development of massively online universes. It provides the base technologies and a set of development methodologies for the development of both client and server code.

A multiplayer RPG that connects as a psuedo server to an IRCD. Built in the tradition of old BBS Door games such as LORD (http://en.wikipedia.org/wiki/Legend_of_the_Red_Dragon). Forest fights add experience and gold needed to best your master (gain level

This is a character and items editor for the game Diablo 2 (D2). This also features updates for the expansion pack Diablo 2 LOD. Features include stat editor, money, inventory, and gem upgrade system. Donations are needed and will soon be accepted!

A multi user dungeon based on diku/merc/rom source code.

Nol is a project to create a modular, multi-user, extensible, game world system for Role Playing using the java language.

pandora - a map generator for MUDs

AweMUD is a text-based MUD. Ease of playing, including simple commands with a sane syntax, is a high priority. A powerful scripting language is provided for customization and extension.

Injection is a UOAssist Open Source Clone for UO Emulator servers. Players can arm/disarm, drink potions and perform other actions more easily. It is designed for playing on UO emulators and will not work with official shards. It can also be loaded as a

Nautix is a 3D multiplayer game. You are a citizen in one of its worlds, spending your time with the construction of buildings and fighting against enemies. Note: There is a design change from 0.2.0 to 0.2.x

Dungeon Digger is a 3D RTS game based on Dungeon Keeper.

Massively multiplayer distributed persistent online game middleware.

The Pueblo MUD/MUSH/MOO/etc client, originally developed by Chaco Communications. Updated, improved, and open source! The client provides access to "virtual worlds", supporting HTML, colour, forms, and images.

Displays lots of information about an EverQuest session.

The Black Legacy is an MMORPG develop under linux ,but also works on Windows system,We are using OpenGL and SDL to make a 3D fantasy Sci Fi game

Dragonsong is a new-age MUD Client written in C#. Eventually its feature set will match that of ZMUDs.