Grinmar: The Deterministic RPG Engine

A hardcore, zero-hallucination dark fantasy ruleset for LLMs.

by GrayWolfOne21

Download this RPG Engine by purchasing it for $3.00 USD or more.

Included files

Grinmar Monolith Edition (1.7 MB)

Grinmar Core Edition (2 MB)

THE WORLD OF GRINMAR- A SURVIVAL DOSSIER (88 kB)

Support the developer by paying above the minimum price

Give this RPG Engine as a gift

Your email address — Your payment confirmation will be sent here

Check out with

By completing a payment you agree to itch.io's Terms of Service and Privacy Policy.

I already paid for this…

powered by