Links - Listings in d20 (OGL)

Spycraft

Spycraft is a d20 and OGL-based role-playing game dealing with superspies and modern action. Originally published by the Alderac Entertainment Group (AEG), it is currently published under licence by Crafty Games.

Pathfinder Roleplaying Game

The Pathfinder Role Playing Game is a general fantasy role-playing game based on the revised 3rd edition D&D rules made available under the Open Game License.

Pathfinder has an official system setting called Golarion.

d20 Swords & Wizardry SRD

System Reference Document site of the Swords & Wizardry Role Playing Game.

d20 Hero SRD

This website provides the Open Game Content portions of the 3rd Edition of the Mutants and Masterminds Superhero Roleplaying Game by Green Ronin Publishing.

d20 Pathfinder SRD

Site of the Pathfinder RPG system reference document.

The Hypertext d20 SRD

The Hypertext d20 SRD^TM is intended to be a useful supplement to published rulebooks.

It is not intended to replace them. I see my gaming library as a valuable collection that I derive much pleasure from...

Basic Fantasy

An OSR fantasy role playing game similar to Basic D&D but also incorporating later elements such as separated races and classes.

Mutants & Masterminds

A superhero game based off of the d20 open game license.

Dungeon Crawl Classics

You’re an adventurer: a reaver, a cutpurse, a heathen-slayer, a tight-lipped warlock guarding long-dead secrets. You seek gold and glory, winning it with sword and spell, caked in the blood and filth of the weak, the dark, the demons, and the vanq...

OSRIC™

OSRIC™ represents a compilation of rules for old school-style fantasy gaming, similar to Advanced Dungeons & Dragons 1st Edition.