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"The Miskatonic Repository has allowed both new and established authors to self-publish material for Call of Cthulhu under licence from Chaosium. It has proved immensely popular, and there are now more scenarios published there than any mortal could hope to play in their puny human l … read more

We are pleased to announce our Guests of Honor for Chaosium Con USA 2026, taking place in Ann Arbor MI in April! Josh Hoyt, lead author of the eagerly-anticipated coming Call of Cthulhu release Campfire Tales Seth Skorkowsky, Youtube sensation and co-host of the Modern Mythos podcast Ashley May Kin … read more

Stealing the Eye, our newest RuneQuest release, features this striking cover art by Ossi Hiekkala. The scenario was inspired by Tom Sullivan’s classic cover painting for Gods of Glorantha (Chaosium/Avalon Hill, 1985). Which was in turn a homage to the iconic cover painting by D.A.Trampier fo … read more

Our friends at the H.P. Lovecraft Historical Society are running a raffle to raise funds for the restoration of the home of famed pulp writer and friend of H.P. Lovecraft, Robert E. Howard (Conan the Barbarian, Red Sonja, Soloman Kane, etc).  The Robert E. Howard Foundation maintains his home … read more

Our coming board game Miskatonic Tales: Journey to Innsmouth takes you on three adventures set in and around a mysterious seaside town, well known from the Cthulhu Mythos. You experience the story through paragraphs that describe locations, possible actions, and the consequences of your decisions. … read more

. Calling all creators, fans, and storytellers!  Join us at Chaosium Con US 2026 (April 16-19, Ann Arbor, MI) for two can't miss events: . Community Content Pop-up store runs Saturday 12pm-1:30pm:  Showcase & shop fan-made goodies, adventures, and other creations inspired by Call … read more

By Mark Morrison Stealing the Eye is out this week in PDF. It’s a heist adventure for RuneQuest written by Todd Gardiner. It’s huge fun, and a perfect one-night session for both new players and seasoned Gloranthan veterans. Four pre-generated player characters are included, but it works … read more

QuestWorlds is coming out in hardcover, and to mark the release we're having a Virtual Block Party on Discord! Please join us on February 24th at 12:30PM ET. Join the Chaosium Discord here. Quest WorldsRules-lite roleplaying: QuestWorlds offers a complete, rules-light system focussed on resolving i … read more