Open Source Java Multi-User Dungeons (MUD) Games

Arianne is a multiplayer online engine to develop turn based and real time games, providing a simple way of creating the game server rules and clients like our MORPG Stendhal. Our engine Marauroa uses Java and SQL for hosting hundreds of players on a solo host. Stendhal is a fun friendly and free multiplayer online adventure game with a huge and rich world. With hundreds of NPCs and different quests, features like the Travel log and achievement system keep track of progress. Thousands of creatures are ready to fight, above and below ground, and as players level up they can compare themselves on a detailed stats website. The engine Marauroa provides a simple way of creating games on a portable and robust server architecture. Marauroa manages the client server communication and provides an object orientated view of the world for game developers. It handles database access in a transparent way to store player accounts, character progress and the state of the world

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.

The Warlock Front End is written to allow Simutronics games to be played in Linux, Mac OS, and Windows. The primary focus at this time is on Dragonrealms, but other Simultronics games work to varying degrees.

This is a 2d tile-based RPG (Role Playing Game) engine targetted at the J2ME / MIDP application platforms (PDAs, java-enabled cellphones) but is also cabable of running on a J2SE enabled platform (either applet or stand alone java app).

Alternative Lineage 2 Game Server written in Java.

The Revelation Logger is a game log analyzer, written exclusively for the online game "Revelation: Lands of Kaldana". It analyzes logs and provides feedback to the player about their and other people's performance in the game.

Multiplayer online role playing game, based on original mechanics and setting, with a light client (runnable as a Java Applet) and persistent, highly customizable server.

IceMUD is a Java based MUD based on CircleMUD. It currently supports telnet connection, but in the future will have a Java library available for Java based clients.

ELMVE is a server-client system which provids 3D virtual environments based on Java.

Momoko is a framework for developing distributed, multi-user, network-aware applications. It includes facilities for storing objects in a tree structure, a shell for manipulating the object database, orthogonal persistence, scripting support, and a trans

ele (enCore Learning Environment) is a moo- and web-based environment (server, db, GUI) designed for educational purposes. It aids and promotes online learning and community building through open standards and ease of use. http://encore-consortium.org/

Multi-User Character Kingdom (MUCK) engine and client providing a first person view point 3D-world which can be created by users, and which uses a system to provide quick gameplay by slowly downloading Objects/Textures over time once in the world.

ACLocator is a localization program for Asheron's Call.

This is a framework to develop Contexts and Agents and a Container to run them. The Container lets each Agent interact with the Context and other Agents. The agents are deployed in jar files and each one runs in an exclusive sandbox.

AOJava: the java implementation of Argentum Online (http://sourceforge.net/projects/morgoao/). It's a 2D non-isometric MMORPG game. The goal is create a 100% compatible client & server of the original VB6/DirectX game.

ATITD Paint Mixer is a utility batch tool for the game "A Tale in the Desert" (www.atitd.com) that allows players to generate paint recipes for their ingredient reaction values.

This will be a server-client MMORPG similar to a mud (ASCII based). However, it will include sounds and graphic, but still enough ascii to leave the user enough freedom of imagination. Written in Java with full OOD, this will be multi-platform. Both Cl

Absylnia is a MUD Server Framework programmed entirely in Java. It is planned to support large amounts of extensiblity, as well as customization through user-editable settings.

A massively multiplayer (MMP) RPG written in Java. Ad Infinitum (or ADI) will use XML-RPC for remote communication and will be fully extensible/customizable through XML.

The next step in RPG development: more interaction possibilities with your environment, an ever changing world, the players can start own campaigns and every player experiences the world in a different way. Set in a near future world enriched with fantasy

A virtual reality (VR) system for the Internet based on a secure distributed object system. ADR has been renamed and moved: please see new site interreality.org

OpenSource semi-clone of 1602 A.D., 1503 A.D. and 1701 A.D. The game can either be played as massive multiplayer online game, multiplayer lan or single player offline game (focus on the first option mentioned). The user-interface will be OpenGL.

An MMORPG using the Multiverse Platform (www.multiverse.net). This project includes game logic code and art assets. Note that the Multiverse server libraries itself is NOT open source.

The Areath project aims to create an easily reusable framework for putting together modernized (but still pleasingly retro) text-based games. Legends of Areath is a full game built using the framework.