GemRB is a portable open-source implementation of the Infinity Engine
Game engine to build text adventures.
The first-ever RPG for WordPress
Real-time RPG for PC/tablet/phone; multiple quests and random dungeons
KCG is the (N)PC generation tool for the Kontinuum RPG system.
plugin-based RPG manager in C++ and Qt5
Calculate various aspects of the Kontinuum RPG system.
RPGDS is a dice simulator for coin and polyhedron dice.
An Open Source RPG - a tabletop game
The classic intelligent role playing game
A D20 combat initiative tracker
Modified Pokemon games for emulators or devices.