Open Source Java Role-Playing Games (RPG)

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

Crystal Space is an Open Source 3D SDK for Unix, Windows, and MacOS/X. It renders with OpenGL and features GLSL shaders, CG shaders, deferred rendering, dynamic shadows, bullet based physics library, terrain engine, skeleton based animation meshes, exporter for Blender, portals, etc...

A Java Utility to edit and create new game content for Might and Magic 8 with support for 6 and 7. This is an extension of the no-longer-developed UnLod java utility for MM8. MM8LevelEditor is no longer actively developed. A new MMLevelEditor is being re

The Open Gaming System (OGS) is a platform for developing open gaming software. It defines an application programming interface (API) and provides a free software implementation of this interface.

AjaxRPG is a Joomla component for the development of web-based RPG. Il includes a Java client to be more immersive. AjaxRPG is now Joomla 1.5 native.

Java-based tools for Neverwinter Nights module developers. These utilities allow more typical development practices to be applied to module development.

AOLibrary is a java-based library for writing chat bots that can be used with the game Anarchy Online. (Bots are often used to facilitate communications within an in-game organization or guild.) The library is written in Java 6.

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.

AuroraExt is a collection of tools to overcome cerain limitations of the original Neverwinter Nights (NWN) Aurora Toolset and the NWN module development process.

Blackpaw is a development system made in Java for designing top-down 2D role-playing games.

A role playing game engine in Java along with necessary design tools to allow even beginner game designers to start into the world of game development and design. Based loosely on early Final Fantasy engines with enchancements.

This simple GUI lets you build an "Power Armor CYOA" from scratch. When you're done, you can save your build as a .log-File. There are two different programs for two versions. For more information, check the included readme.

Project Elemental Shattering (ES) is a role-playing game that has been in the design phase for many years. Its first incarnation is this MUD engine. A successful MUD project will lead to the inevitable graphical MMORPG!

GAEM stands for Graphical Adventure tiny-Engine for Mobiles. Its main use is to read some text files and images and generate the game. It's being developed in J2ME under CLDC/MIDP environment.

Groovy Dice is an open source dice rolling engine written entirely in Groovy that provides a simple way to specify and evaluate complex dice rolling expressions.

Open source Interactive Graphical Multiuser System for developing from online RPG/Adventure Games to strategy games like Starcraft. It includes a complete IDE (code editor, sprite and animation editor, scenario editor, debugger), a compiler and a server.

An engine/framework for isometric games (like japanese RPGs) for mobile devices supporting J2ME (MIDP 1.0). This engine will manage maps, objects and characters. A full Action-RPG using this library is going to be released... Stay tuned...

JDice rolls dice. A simple yet rich language allows to express several kinds of roll schemes, including any dice type, rerolling, selecting highest/lowest, counting, etc.

Jepe is an Pokémon Game engine. We have been working on pokémon fan games for quite a while now, but found no easy framework to program them. Therefore we are making this engine.

JaNaG is a Java random name generator for role-games, authors, and the like. It is based on a name fragment database that creates relatively reasonably sounding names. It can run as applet, GUI appliance, command line tool, or on a server-client basis.

Kenshira es un sistema Web para crear una comunidad de usuarios que pueda jugar y crear aventuras conversacionales. Incluye un lenguage propio llamado OgnlScript, un compilador, un interprete y un editor de codigo fuente en Html.

MNXJ is providing a Java API for the BioWare game NWN, Neverwinter Nights, by taking advantage of the MNX module in APS NWNX2.

Neverwinter Nights 2 persistent worlds backend engine controlled by your browser. Manage players, quests and the persistent aspects, minimize NWN2 scripting needs.

An ABAP2HTML converter(mature), Business Console ( charva is better ), Buoy Classes and Minuet.

An Adventure Game engine using Java components.