Breakfast Fight Club SRD
The system behind Batter Royale! Come build your own themed Brawl style TTRPG
PUSH: Extended Mechanics
Additional rules to extend Cezar Capacle's PUSH SRD
Fantasy EMERGE
Free, open license fantasy SRD for TTRPGs
VEN6 System Reference Document (SRD)
VEN6 is a roleplaying system designed to create narrative storytelling games with conflict mechanics and a GM option.
The Fight Card System - Design Kit/SRD
Guide for making games with trick taking combat, based on Transgender Deathmatch Legend.
The Eddic Engine SRD (public beta)
Fuel Your Stories!
Journey Tarot SRD
Tarot-based SRD for writing single-player TTRPGs
For Truth's Sake SRD
a solo-journaling game about studying cultures other than your own
Tabletop Tower Defense
System-agnostic Tower Defense rules for tabletop gaming
Tapestry SRD
Resources and guidance for creating games based on Tapestry.
Drier Deserts, Hotter Suns [Playtest]
Gaming at the edge of space
Walk Around
A tabletop RPG without a tabletop
Home Game
scrappy little TTRPG rules on the fly
On Poetic Hacks: A solo journaling collection
Five solo journaling RPGs, and an SRD.
24XX DRS
Traduction française du DRS de 24XX, JdR de science-fiction lo-fi.
To see the World through its Connections
A 12 word Engine for making 12 word Micro Games
Hard Sell
Standalone negotiation game and system-agnostic bartering module
Domino Crafting Mechanic
rules for crafting using dominoes
Nuts & Bolts SRD
An SRD for games of risk and survival like No Nut November
Perils & Princesses Creator Toolkit
Guide and tools for creating third party content for Perils & Princesses
ALBO
Rules-light Tag-Based RPG
Boardwalks & Sorcery
A Creators' Kit for Moonlight on Roseville Beach
CORE Micro
CORE produces emergent stories that are character-driven, dynamic, and unpredictable