Action RPG that's easy to mod
Flare (Free/Libre Action Roleplaying Engine) is a simple single-player Action RPG engine. Instead of being a general engine that handles many game types, this focused engine is small and easy to mod. Included is a demo game featuring dark atmosphere and fast-paced combat. The code is GPL and the art is CC-BY-SA.
Provides a full suite of clients and servers for virtual worlds.
Worldforge provides clients, servers, tools and protocol to allow for anyone to create and host their own virtual and online world.
Ur-Quan Masters High Definition
Ur-Quan Masters HD Mod. An HD remake of Star Control 2. It's the full Ur-Quan Masters game but also featuring a high resolution mode, new features, & new artwork.
Crossfire is graphical multi-user 2d tile-based role playing game.
Crossfire is graphical multi-user 2d tile-based role playing game similar to Moria, Angband, Omega, Nethack, Rogue, Gauntlet, and Muds. The bulk of the game is based on predefined maps, however some areas are randomly generated.
NetHack is a popular single player dungeon exploration game that runs on a wide variety of computer systems.
UnNetHack is a fork of Nethack. It is a roguelike, single-player role-playing game where the hero must venture through the depths of the Dungeon of Doom to retrieve the Amulet of Yendor.
Creates D&D monsters for use with Pathfinder ruleset
Monster Generator creates D&D monsters of CR 1-50 for use with the Pathfinder ruleset. The monsters can be individually customized and simply use the program to calculate stats and save time, or a completely or partially random monster can be generated with the press of a button. Saves any DM who loves surprising their players a massive amount of time by creating appropriately balanced, unique monsters in minutes.
A rewrite of Noah Morgan's classic roguelike game Larn (1986). NLarn tries to maintain the atmosphere and story of the original game while improving the gameplay by using state-of-the-art roguelike technology and a simplified user interface.
Fantasy platformer RPG
An action/RPG sidescoller, focused not just on fighting, but on story, and character development. Strategy as well as reflexes will be needed to overcome the game. The game is set in another world.
A server emulator for EVE Online to allow private servers and offline play.
Cross-platform port of Arx Fatalis, a first-person role-playing game
Arx Libertatis is a cross-platform, open source port of Arx Fatalis, a 2002 first-person role-playing game developed by Arkane Studios. Arx Fatalis features crafting, melee and ranged combat, as well as a unique casting system where the player draws runes in real time to effect the desired spell. The Arx Libertatis source code is based on the publicly released Arx Fatalis sources and available under the GPL 3+ license. This does however not include the game data, so you need to obtain a copy of the original Arx Fatalis or it's demo to play Arx Libertatis.
This is a little OPENSOURCE(so you could modify this) RO(Ragnarok Online) Bot Using Kore and based on openkore... We were just planning this and searching for staffs you could also apply if you know perl and some other staffs...
A game based of the D&D game mechanism. The game itself (the story of Gareth) is only an application of the underlying game engine. Is possible to create new game, new monster, new maps using this engine.
GearHead is a mecha roguelike RPG. Set a century and a half after nuclear war, you can explore a world where various factions compete to determine the future of the human race. Features include random plot generation and over two hundred mecha designs.
World of Phaos is a browser based RPG written in PHP.
Nethack is a complex hack and slay game, and is known since the first personal computer age. Nethack goes 3D. After working on irrhack (a 2D Nethack graphic interface) i transfered this into 3D graphic (the irrlicht engine makes it possible). It is possible to attach and modify 3D models and sounds via xml files.
Deadly Rooms of Death is a puzzle game for Windows. You control a sword-swinging character that explores dungeons and fights monsters. The game was previously released as a commercial product, and future improvements should make it even more fun.
Item Generator is a desktop application for generating, creating, and saving random treasure for RPG games. It incorporates rules from the Pathfinder RPG Core Rulebook, Game Mastery Guide, Advanced Player's Guide, Ultimate Magic, and the Inner Sea W
The Gamebook Engine is the first free, cross-platform engine for writing gamebooks, such as the "Choose Your Own Adventure" series, or the "Lone Wolf" series. TGE can interpret scripts that use the "Hyena" gamebook format.
A Nethack spoiler to enable the identification of objects via pricing. Along the same lines as Clippy and Nethack Helper, but offline and with a UI similar to Nethack itself.
The only LOK server emulator in production. Being developed in C++ based off of multiple open source rpg's (Crossfire, for example). 2D top-down game with a lot of history and a great community.
DSA4 Werkzeug hilft Spielern und Spielleitern beim Spielen und Vorbereiten von DSA gem�� der neuesten Regeledition. Helden, Professionen, Kulturen und vieles mehr k�nnen entworfen und weiterverarbeitet werden. Weitere M�glichkeiten sollen folgen.
NetHack-de is a translation of NetHack into German.
OpenFrag is an Open Source, multi-platform game. It plays in a medieval environment where Orcs and Humans fight to the death in a multiplayer session. Compile instructions and dependencies can be found on the following wiki page: http://wiki.openfrag.org
TheROBox project is working to devlop software and scripts to contribute to the eathena project (ragnarok). All of these will be 100% compatible with the software. This software is made for the private server community.