Basic Roleplaying Central

Publishers:
Chaosium - Official publisher of the Basic Roleplaying system.
Alephtar Games - Publisher of the Rome.

Fanzine:
Uncounted Worlds - The first BRP fanzine.

Fan sites:
basicrps.com - The original BRP rules & Worlds of Wonder pdfs.
Basic Roleplaying . Net - Houserules, blog, Pax Romana and much more on the way.
Cup of Chaos - BRP reference & character sheets.
De Gesta Francorum - Historical Crusader campaign resources.
Val-du-Loup - Resources for the medieval BRP monograph setting.
Aces High - Resources for the wild west BRP monograph setting.
Elder Scrolls BRP-yfied - A BRP conversion for the world of Tamriel.

Message groups:
Basic_Roleplaying - Discussion group
Ashes to Ashes - Group for the Ashes, to Ashes setting 

Fan sites:
The Gloranthan Link List - The #1 list of Glorantha websites
Simon's Glorantha Pages - Huge Glorantha fansite
Nikk Effingham's RuneQuest Crucible - Ralios campaign & cults.
Pete's RQ & Roleplaying! - Scenarios & the Chaos Project.
Blue Sable altar - Prax, Kralorela, cults & temples
The Word - RuneQuest scenarios
East Wilds of Ralios -  East Wilds resources & scenarios.
Peter Michael's Glorantha Page - Trickster aspects & spells.
Philip Hibb's Home Page - Houserules & trollkin features.  
Runequest Campaign - Campaign log & houserules
Glorantha Wars - Houserules & new spells.
Matti Järvinen's RuneQuest page - Maps & a char-gen.
Wonderhome - All about the gloranthan trolls.
Andrew's RuneQuest Stuff - New monsters & spells.
Paul Honigmann's RPG page - Articles, NPCs & a short scenario.
Jane's Glorantha page - Vinga & DuckPac.
Ultimate RuneQuest Resources - Spells, creatures & houserules.
The Stabbing Cat - Griffin Island campaing.
Runequest Prax Campaign - Prax campaign.
Paul Sommer's RuneQuest - Pavis campaign.
Arf's Runequest Page - A mini-scenario & some houserules.
Ville Berholm's RuneQuest in Glorantha - Sandy's sorcery.
Wrothelingasaga - Wrothelli resources & cults.
Nils W's Glorantha page - Mysticism rules & the East.
Tales of Mighty Caernak - Houserules & Zola Fel campaign log.
Kim Englund's Glorantha and RuneQuest Pages - Houserules.
RQ Pavis - Pavic/Praxian campaign.
Kero Fin - A couple of cults.

Publisher:
Moon Design Publications - The Gloranthan Classics.

Message groups:
RQ-Rules, rqaddicts, rq3, & classic_runequest - Discussion groups.
griffin_mtn_rq2 - RQ2 PbEM game set around Griffin Mountain.

Fan sites:
Stormbringer! - Supporting Stormbringer 5th edition.
Pandaria - Rules and setting Details for the World of Pandaria.
Mistworld - 3 homebrew settings & campaign scenarios
RPG Rules Recipes Repository - Archive of BRP houserules
Tal Meta's Homepage – Greyhawk conversion, magic & creatures.
Alternate Earth RQ – Gods & pantheons.
Derry RuneQuest - World of Levar & RQ houserules.
Edu-Web - Free fantasy BRP & CoC Character generator.
The Chaosium Digest – BRP Blog.
Vikings and Skraelings - Vinland setting.
EBROS - The world of EBROS & char-gen houserules.
Midgard – RQ houserules & a scenario
RuneQuest FTP folder - Magic rules & spells.
Rune Quest ZA - Houserules & the Gæe setting.
The Obsidian City – Setting, cults & RQ houserules.
Underculture - RuneQuest houserules

Message group:
brpsystems & Basic RPS - BRP discussion groups.
alternateearthrq - Alternate Earth discussion group.

Fan sites:
Yog-Sothoth - The Cthulhu forums, news & wiki.
Cthulhu Rising - Sci-fi setting, scenarios & resources
Cthulhu International - A well of CoC resources
Cthulhu Dark Ages - Dark Ages scenarios & resources.
Call of Cthulhu Adventures Online - Scenarios.
Xylar's Cavern - A detailed 1920 scenario.
Cthulhu Adventus - Blog for an upcoming monograph
Byakhee - Investigator generator.
TTrotsky home page - Creature autopsy reports.

Message groups:
The_Call_of_Cthulhu - Discussion group.

Fan sites:
Gwenthia - Fantasy setting with a starting scenario.
Simon Hibbs' RuneQuest page - Houserules & resources.
MRQ Wiki - Various resources
Clan Tula - Folk magic & Glorantha 2nd Age articles.
Adventures in Prax - Campaign log & houserules.
RuneGoons - NPC group generator. 
Cromaigne - Character sheets & campaign log.
RPGDiorama - Playing MRQ with LEGO elements

Publishers:
Mongoose Publishing - Official publisher of Mongoose RuneQuest.
Sceaptune Games, Alephtar Games, OtherWorld, Ronin Arts, Postmortem Studios & Inspired Device - 3rd party MRQ products.

Message group:
MongooseRuneQuest - MRQ discussion group.

Fan sites:
Colin Brett's Home Page – Middle earth conversion & scenarios.
Zozer Game Design – Warlords of Alexander & others.
Fire & Sword – Blog for Raymon Turney's RPG system
Dale's RPG Page - Homebrew d100 system
OpenQuest - A simplified d100 system in the making.

Publishers:
Goblinoid Games - Generic Old-school Role-playing Engine
Berlin '61 - 3rd party GORE product.
Perrin's World of Wonder - Steve Perrin's Quest Rules.

Message group:
d100glorantha - Group for creating cross-system d100 rules.

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Links to non-d100 specific RPG websites are found below:

Other non-d100 specific rpg resources:
Tentacles Convention - RPG convention.
Continuum Convention - RPG Convention.
Metamythos - Campaign & world design
Resource Masters - PBP forum for non-20 games.

Other RPG sites friendly enough to link to us:
RPG Gateway - RPG link site.
John H. Kim's RPG Page - RPG Encyclopedia.
ComStar-Games - RPGs and fiction novels.
Ages Gaming Systems - The Divinity RPG system.