mRPG

mRPG (Modular RPG) is a free core ruleset for role-playing games. It consists of a simple structure for a d20-based RPG and is designed to be expanded to fit any fantasy setting.

mRPG is not affiliated with Wizards of the Coast or the Open Gaming License (OGL.)

The latest edition, version 3.0, is currently in Beta and serves as the foundation for the New Era project by Emily Elam. The system is under development for Foundry Virtual Tabletop as well.

View the Online System Reference Documents for free.

Visit the Downloads page to download character sheets and game materials.