From an empire’s ashes arise cruel warlords, savage hordes, and man-eating giants—all seeking the cosmic steel to become like gods—in this pulp sword & sorcery mega-adventure for Old-School Essentials.

A street-by-street, door-by-door gazetteer of the Troikan borough of Ripplegate with spider banks, fire cults, population adjusters, and hundreds of other small businesses all mapped and packed with stats, spells, and secrets for your Troika games.

Spire’s End: Volume 1 – Special Edition is a 1–2-player choose-your-path card game where every decision matters, featuring branching story cards, tactical encounters, expanded content, and a reworked finale.

Never face the darkness alone again - a pets and companions guide and resource book for Mothership 1E.

An official OSE supplement of demons, cults, and dark magic.

FLAIL is an old-school, fantasy RPG where spells act up, weapons fall apart, and characters survive mostly through nerve and sheer luck. Designed for people who like single-session dungeons and short campaigns of 10~15 sessions. Low-prep, max play.

Inspired by life-story systems found in other TTRPGs, Life-Paths aims to provide mechanical and narrative boons and banes while adding depth to a character’s backstory.

A 54 card set of TROIKA themed, traditional playing cards rendered in lush watercolour by Shuyi Zhang.

Over 100 pages of fan-made community content for Triangle Agency. Thanks to your interest, we are now expanding into physical Reality!

A collection of bite sized mysteries to drop into any TTRPG system, and a system to drop onto the mysteries of your choosing!

Twisting Unseen is a 36pg adventure module where crewmembers Build the Superstructure using long-defunct Gate tech. A Sleeper Crew Adventure inspired by BLAME!, Half-Life, and Pandorum for Mothership the Sci-Fi Horror RPG.

An earthquake brings together a lethal predator, a tribe of tunneling creatures, and the reanimated corpse of an alchemist who wants to make... wine? Inspect the suspicious cloud on the hillside, prevent a bloodshed (or don't), and report your findings

Five one-shot nightmares in a slimy little box.

RESERVOIR is a body horror puzzle dungeon featuring an immense alien creature found in the sewers deep beneath The Great City. Many meat-based challenges await those who dare to prevent the scourge of The Flesh!

A mind-bending escape room adventure exploring a wizard's manse. Master the rules of the dungeon and use them to your advantage.

A Mausritter adventure where the culinary and the art worlds collide!

Will the brave mice of Sheltered Springs be able to climb Wretch-Wing’s tower and save their village? This zine contains a fully-mapped vertical dungeon, filled with treacherous obstacles and inhabited by friendly and fiendish critters.

A trove of hand-drawn items, weapons, & magical gear for your Mausritter games—plus a Crafting "Recipe" Manual to create more complex items! Perfect for tiny heroes & big adventures. Add charm, depth, and creativity to every session!

Return to the forest of Pwyll from Tiny Fables for more dark, mysterious, and whimsical adventures for Mausritter.

An ambitious, interconnected, and beautifully illustrated setting for Mausritter, transforming an amusement park into a vast mouse-scale kingdom of peril, potential, and play. "Redwall meets Rollercoaster Tycoon (with a touch of danger and drama)"

In the verdant and tightly-wound habblock known as the Grove, where each alley and every inhabitant is home to old traditions, the Antecedent Solarian Fellowship prepares for the three-day Solstice festival.

Explore the mysteries of a sect of Solarians with a powerful understanding of Solar Astrology, 2 unique classes, new items for innovative problem solving, and both ties to Prospero's Dream, and a mandate to explore abroad.

The Company’s New Groove is a Narrative and Character Driven Club Crawl with the Deadliest Afterparty.

Neighborhood crime drama sandbox module for Mothership RPG. Deep in the belly of an enormous space station, pressure mounts & schemes unravel as corpo security tightens the screws.