The definitive guide to the rotting seaport town—one of the most iconic settings for Call of Cthulhu. A Sandbox Campaign Setting An essential resource for Innsmouth-based scenarios as well as campai

New Gamemaster Month kicks off today – this is the annual month-long seminar in the form of twice-weekly posts, organised by our friends at Monte Cook Games to guide prospective GMs up to and through

On the weekend before Australia Day (21-23 Jan 2023) Chaosium will be in the national capital for Can Con, a long-standing event in Australian convention schedule.As part of the Tabletop gaming progra

We're excited that our award-winning Age of Vikings RPG is going to be one of featured roleplaying game systems in this January's New Gamemaster Month, run by our friends at Monte Cook Games.  Chaosi

Chaosium Con Ann Arbor 2026 event registration is now open!. If you've got your badge, you can start signing up for events! Yes, that includes those highly coveted VIP Events! And there are badges av

We're delighted that four Chaosium titles have been announced as nominees in the 2026 Origins Awards. Congratulations to the creators involved in these works! Age of Vikings (Pedro Ziviani) – Best R

Chaosium is excited that a classic Call of Cthulhu scenario — Keith Herber's The Fungi From Yuggoth — has been adapted into a 1930s style radio drama by Dark Adventure Radio Theatre! No doubt the late

It's week three of New Gamemaster Month, and if you’re just jumping in, don’t fret—it’s not too late. You have a bit of catching up to do, but nothing you can’t handle. This is the annual month-long s

We've added a Print-On-Demand (POD) option to five more Call of Cthulhu Classic titles at DriveThruRPG:Secrets of Tibet (168 page softcover) - this sourcebook features details about its history, cultu

At Gen Con on Thursday August 4th Chaosium's Brian Holland is a guest of The Glass Cannon Network. Brian will be demoing our brand new actual play demo games for Call of Cthulhu, RuneQuest, and 7th Se

To all members of the tribe, our heartfelt thanks for your support in this year, and for joining us in our 50th anniversary celebrations. We wish you the compliments of the season, and all the best f

The Chaosium team including Rick, Neil, Jeff, Susan and Jason will be at the Internationale Spieltage SPIEL '17 at Essen from October 26-29. Come see the team at Hall 6 D126.Stock ListThe following En