Action RPG that's easy to mod
Game engine to build text adventures.
Cross-breeding a 3D FPS with a fantasy RPG in the world of Hexen
Ze Text Adventure game Builder : Create as you play !
2D Open Source MMORPG
A fantasy roguelike game with graphics tiles.
An unmodified version of the MMORPG Impressive Title by KovuLKD
GM tool for the RPG game "Legend of the Five Rings" 4th edition
The ECE is for creation and managing ED3+ED4 characters.
A complete web framework to create online Fighting Fantasy adventures
Real-time RPG for PC/tablet/phone; multiple quests and random dungeons
A suite of tools for any RPG system
RPG character generator for RPG d20 systems.
Harp Character Suite
Provides a full suite of clients and servers for virtual worlds.
IRB is a game creation toolkit
LAIR is a Sandbox Dungeon Crawling Game
Simple GUI to create a CYOA Build-logfile.