The d20 System is a system of game mechanics for roleplaying games published in 2000 by Wizards of the Coast and based on the third edition of Dungeons & Dragons. The system is named after the 20-sided die which is central to the core mechanics of the system.
More on [ D20 System ]
Open Content :: Open Source
Wizards of the Coast :: Developers and Publishers
Free Systems :: Universal

EN World - Latest news and reviews, forums, a conversion library, and very popular forums. The quickest D20 news source with inside information on many upcoming products.
Meta Description: [ EN World: Morrus' D&D / 4th Edition / D20 News ]
The d20 System - Official site of the game engine and the Open Gaming License.
Meta Description: [ d20 Home Page ]
Dragons to go open-source - An interview with a gaming executive about an open gaming license for role-playing games.
Meta Description: [ A gaming executive ponders an ]
Chilling Tales Horror Roleplaying - A collection of resources and gaming materials for horror roleplaying in any campaign setting using the d20 System
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Creation's Edge - Creation's Edge is an on-line resource for D20 fantasy RPG settings. Offers a free section of monsters and magical items.
creaturedb - the RPG monster database - Open, free, online database for rpg monsters, creatures and npcs. Accepts (and encourages) submissions for home brewed monsters / beasties. Authors/copyright holders receive full credit/ownership/copyright for their work.
Meta Description: [ A collection of home brew and user-submitted monsters, creatures and npcs for use in role playing games and campaigns. the free open online rpg monster, npc and creature database. Lions and tigers and behirs oh my! ]
D20 Conversions - Conversions, Reviews, Forums, and Original material
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d20 Magazine Rack - A site that has free downloadable electronic magazines such as d20Zine and TempesT's Lore, product reviews, gamer resources, and gaming contests.
Meta Description: [ Are You Game Enough? ]
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.
Meta Description: [ d20 Modern Roleplaying Game Official Home Page ]
DireKobold.com -- A D20 Adventure E-Zine - An internet D20 adventure magazine dedicated to the three principles of quality, quantity and flexibility.
Meta Description: [ DireKobold.com is an internet D20 adventure archive, dedicated to giving you exactly the adventure you want. ]
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Fantasy gaming SRD - SRD for d20 roleplaying games in a fantasy setting.
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.
Open Gaming World - A website that contains various features for online roleplaying, the discussion of open gaming, and downloads.
Palaestra: A Land of Magic and Intrigue - Maps, fictional stories, artwork, house rules, campaigns, and general game information
PCGen - A character generator and maintenance program aimed at supporting any and all d20 roleplaying games.
Meta Description: [ PCGen is an open source character generator for role-playing games. It currently is aimed at supporting as many RPGs as humanly possible. ]
RolePlayingMaster - A software utility suite for D20/DD, incorporating character/NPC/monster generation, adventure building, and in-game combat/BattleMap manager.
Meta Description: [ A complete player's and DM 3rd edition RPG utility, for managing characters, or developing and running complete adventures ]
RPG United: d20 System - Lists and descriptions of products available for d20.
RPGAttitude: D20 RPG Site - A website that contains new generator programs for the D20 system such as the NPC and Treasure Generator.
RPGd20 - News and a list of all the companies making d20 products.
Meta Description: [ RPGd20.com is the source for d20 system news and reviews. Comprehensive indexes, company profiles, conversion details, and tools! ]
Ruby Covenant Roleplaying - Australian based web site that offers DD d20 roleplaying information and products to RPG fans.
Meta Description: [ The ultimate RPG site in Australia! We provide forums, news, downloads, resources, materials and links for Australian based roleplaying groups. This should be the 1st stop that any Australian player makes when looking for anything to do with gaming. ]
Silven Crossroads - Silven Crossroads is a free RPG site devoted to uniting the role-playing games fans of the world. It has sections for d20 gaming, CRPGs, modern RPGs, and a free monthly ezine--the Silven Trumpeter.
Slashdot: Where Daemons and Dragons Collide - Feature story of the Open Gaming Project with reader feedback.
Meta Description: [ Where Daemons and Dragons Collide -- article related to Games and Features. ]
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Starcon Continuum Homepage - New rules for a futuristic D20 campaign. Has information on starships, new skills, weapons, along with bios of characters in the world.
Meta Description: [ Homepage of the Starcon Continuum: A group of interstellar travellers who travel aboard the phoenix. We offer a supplement for the D20 ruleset, along with information about our clan server and shoutcast radio. ]
SVGames - Global Game Source - Offering d20 games and accessories worldwide. Cheap shipping and thousands of items. Managed by an award-winning team.
Tanaeum - Information on a number of different interlinked game worlds.
Meta Description: [ used cars car accessories cellular cell phone deals download ringtones ]
The Gundam D20 Homepage - This is the homepage of the free D20 role playing game system conversion for Mobile Suit Gundam.
The Hypertext d20 SRD - Contains the version 3.5 d20 system reference document and is indexed, hyperlinked, and searchable.
Meta Description: [ Contains the entire v3.5 d20 System Reference Document and is fully indexed, hyperlinked, searchable, and accessible. ]
The Open Gaming Exchange - News and directory of open gaming sites and products.
Twin Rose Software - Contains the demo and update downloads of the Campaign Suite program for generating characters, maps, and campaigns.
Meta Description: [ Campaign Suite enables you to generate characters, campaigns and worlds for use, giving you the ability to create your own role playing games and adventures. ]
Weird War II - The Complimentary Website - Has variant rules, new equipment and vehicles and information for the PEGInc game Weird War II: Blood on the Rhine (and expansions).
Meta Description: [ Dirk's Weird War II website - All sorts of Weird War II (the RPG) related CRAP. ]
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