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Old School RPG with GM & Solo Tools

Build action packed, illuminated RPGs

A retro, Day-Glo, Nitro, freak-show, rainbow system - grab fistfuls of dice and gamble for epic FX!

A System Reference Document for Lay On Hands

A modular, versatile ruleset.

A lo-fi sci-fi RPG SRD

A Tabletop RPG Design Toy

A rules engine for tabletop roleplaying.

A d20 powered TTRPG system

Dynamic Interactive Pool-based Engine Roleplaying

Rules Light Freeform Tabletop Role-Playing System based on Old School Rules

A rules-lite, FKR inspired game about dancing with Fate and playing worlds, not rules or dice.

Free, rules-lite, easy to learn, fast-paced, and universal d20 tabletop roleplaying game system.

Ultra-lite role playing game in the FKR spirit

An SRD for creating games Powered by Sentinel

The system behind Batter Royale! Come build your own themed Brawl style TTRPG

Open Rol & Quest System

An SRD for creating content for and inspired by Paranormal Inc.

An SRD to make action packed RPGs with forward momentum.

A Free to use SRD

A System Reference Document dedicated for hackers and game designers, in order to create game by Following the LEADS.

A toolkit for creating card-based solo journaling games.

This is a set of mechanics for playing or creating a d20+d6 role-playing game without corporate attachments.

An SRD for creating narrative TTRPGs with cards, dice, and dramatic turning points.

OSR, inspired by Tunic

A rule supplement for Dungeon Hero.

A solitaire 'zine game