A roleplaying system derived from Dungeons and Dragons and released under an Open Gaming license (similar to Open Source software licenses) to encourage the creation of compatible games.

Subcategories 9

Related categories 3

The d20 System
Official site of the game engine and the Open Gaming License.
Ancient Worlds: Multicosm
Includes ancient Rome and Iceland campaign settings, new classes, feats, solo adventures, monsters, new rules, and product reviews.
d20 Modern Character Generator
Javascript online character creation.
d20 Modern Roleplaying Game
The official site for The Wizards of The Coast d20 Modern RPG. Features free articles, downloads and artwork for the game.
Fantasy gaming SRD
SRD for d20 roleplaying games in a fantasy setting.
The Hypertext d20 SRD
Contains the version 3.5 d20 system reference document and is indexed, hyperlinked, and searchable.
Modernized! - D20 Modern Ezine
A free ezine, published to the web, that provides new material, suggestions, and other useful bits for a D20 modern campaign.
Open Gaming Foundation
Contains Open Gaming Licenses and a clearinghouse for information about the system.
PCGen
A character generator and maintenance program aimed at supporting any and all d20 roleplaying games.
Slashdot: Where Daemons and Dragons Collide
Feature story of the Open Gaming Project with reader feedback. (March 22, 2000)
Salon: Dungeons & Dragons to go open-source
An interview with a gaming executive about an open gaming license for role-playing games. (March 10, 2000)
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Last update:
May 17, 2016 at 6:05:08 UTC
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