Arianne is an engine to develop multiplayer online games like Stendhal
GM tool for the RPG game "Legend of the Five Rings" 4th edition
Opengate is a Jumpgate remake
The ECE is for creation and managing ED3+ED4 characters.
Proyecto basado en L2jFrozen 1132
low fantasy cRPG
A suite of tools for any RPG system
Harp Character Suite
IRB is a game creation toolkit
Alpha One is based on Vallheru
plugin-based RPG manager in C++ and Qt5
Role Playing Game Engine
A Pygame RPG
Anathema has moved to http://anathema.github.com
EPIC is an indepth Multiplayer Strategy RPG Web Game