Open D12
Free, open rules systems anyone can use to make a table top roleplaying game.
Trames
Jeu de rôle papier où le Destin se mêle des affaires du monde
Very Differrent Places System v 0.5
an complex and shareable ttrpg system
Slash & Sail: On Board
Lead your crew to victory and lockers full of doubloons.
Magical Worlds Crafter
A card-based worldbuilding game for 1 or more players
Wanderer
Explore the Multiverse!
OpenKIDD
OpenKIDD is a Creative Commons / Open Source RPG system simple enough for kids and open for adults to adapt.
2d10 System pre-alpha
A new percentage based game system useable in any setting. All you need is 2d10!
Upside-Out
A reversible dual-effect card game
Tales of Yours - Player's Guide
Core of a general use open source TTRPG
Migraine Solitaire
Solitaire
F*** Around and Find Out (2nd Edition)
A quick play comedy system for Philadelphians and others with sunny dispositions.
DURF Esperanta Traduko
Esperanta traduko de la regul-ŝpara fantazia rolludo DURF
Alone in a Cell
A Wretched and Alone light game of Prison Life
Wizarding World. III Edition
“Wizarding World” – the most complete free TTRPG about Harry Potter World ever.
Kingdoms
Classic two-player strategy game with cards.
Risk of Thrones
A huge Risk board I made as a birthday present for my sister. Will you risk the throne?
FitD: Стычки во тьме
Небольшие правила войны шаек для системы FitD
У истоков тёмных вод 0e / In the origins of the dark waters 0e
Прототип NuSR, вдохновлённого Эпохой географических открытий
УИТВ: Путеводитель по городам и весям Старого света
Генератор городов Старого света в Эпоху географических открытий
Katzbalger: Глубины грибного владыки
Кампания про земли Чёрного континента для НРИ Katzbalger
OpenQuest: Русский перевод
Неофициальный русский перевод OpenQuest
WESNTowers System
A True Minimal Cooperative TTRPG Universal System In honour of J.R.R. Tolkien, Socrates, Plato and Aristotle
The Room Where It Happens
Role-playing game of collaboration, negotiation, rhetoric, and gleefully throwing your friends to the wolves