Chaosium
Chaosium® is the registered trademark of Chaosium Inc.
The Chaosium lets us dream the dreams of dead gods and construct the universe out of its essential runes...
Age of Vikings
Free downloadable resources for the Age of Vikings roleplaying game
A demo scenario for the Age of Vikings roleplaying game
Basic Roleplaying
Basic Roleplaying is presented here in an easy-to-use, intuitive, and accessible quickstart.
Handouts, Charts and Character Sheets for Basic Roleplaying Universal Game Engine
Call of Cthulhu
Seventh Edition Quickstart Rules and ready-to-play adventure, "The Haunting"
Call of Cthulhu Scenario dedicated to the memory of Greg Stafford
A Tale of Terror by Sandy Petersen, the godfather of Call of Cthulhu
Modern Day Call of Cthulhu Adventure set in a sleepy English village
Handouts Pack for The Two-Headed Serpent, the Epic Action-Packed and Globe-Spanning Campaign for Pulp Cthulhu
Set in the Milton Hotel, a fictional version of the real-world Biltmore Hotel in Providence, Rhode Island
Handouts Pack for the multi-ENnie Award winning supplement for Call of Cthulhu in the land Down Under
Six Scenarios Against The Unknown!
Handouts Pack for the Gold ENnie Award winning supplement set during the French Revolution
Handouts Pack for The Children of Fear, epic multi-part campaign described as "a gem and an instant classic"
Three Evenings of Nightmare!
Handouts Pack for Call of Cthulhu's Doors to Darkness
Mythos Horror comes to Jane Austen's England!
A Horror Mystery in Three Parts!
Handouts Pack for Call of Cthulhu's Gateways to Terror
Handouts Pack for Dead Light and Other Dark Turns, two unsettling encounters on the road
Handouts Pack for Call of Cthulhu's Mansions of Madness Vol 1: Behind Closed Doors (Call of Cthulhu)
Handouts Pack for Masks of Nyarlathotep, "...widely considered one of the best RPG adventures ever made"
Cthulhu by Gaslight
Adventure, Mystery, & Horror in the 1890s
Mystery & Horror in the Victorian Age
Pendragon
What Kind of Knight Will You Become?
Pendragon scenario by Greg Stafford and dedicated to his memory.
Quickstart Preview of Pendragon 6th Edition
Quickstart Preview of Pendragon 6th Ed, dedicated to the memory of Greg Stafford. Also in Russian & Japanese!
Rivers of London
Roleplaying in Ben Aaronovitch's magical version of London, based on his bestselling novels.
Free Rivers of London RPG introductory solo adventure!
Free handouts for The Font of All Evil, a case file for the Rivers of London Roleplaying Game
Free handouts for Jimmy's Last Dance, a case file for the Rivers of London Roleplaying Game
QuestWorlds
Systems Reference Document and Open Game License
RuneQuest and Glorantha
Quickstart Rules and ready-to-play Adventure. Now also available in Italian!
Magic, Myth, and Might in a Box!
Dive into the ultimate guide to magic for RuneQuest!
An encounter location for RuneQuest
RuneQuest Scenario dedicated to the memory of Greg Stafford. Now also available in Japanese!
A Glorantha Board Game
7th Sea
Quickstart Rules and Adventure
7th Sea Scenario dedicated to the memory of Greg Stafford
General
Themed X cards for Call of Cthulhu, Rivers of London, Pendragon and RuneQuest game sessions