Can you brave the ancient dwarven depths? In the darkest depths of the ancient dwarven kingdoms known as Dweomerdark, brave and foolhardy adventurers raid ancient tombs, fight undead, risk death, dismemberment, and decapitation, for glory and gold!

Will you poor souls become heroes, or will all Hell break loose in the final installment of Afterthought Committee's Level-0 series for Old-School Essentials?

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

The gates of the Abyss have been thrown open! We're bringing you unique wooden miniature demons, dripping with old school style, for OSE Month.

A 200+ page hardcover megadungeon tie-in with Goodman Games' Castle Whiterock. 5 hellish levels, 90 new monsters, new spells, patrons and treasure. Discover the secret history of Whiterock and reveal the world-destroying agenda behind it!

Explore the galaxy of the Astral Union with your friends as you help make space a peaceful place. Pilot your mech companions around the stars together in this lo-fi Multiplayer TTRPG. A follow up to the ION Heart Solo RPG.

An old-school style dungeon Zine for OSE (B/X, AD&D), D&D 5e and DCC TTRPGs, inspired by ancient Rome, The Mouth of Mentius is like Caverns of Thracia crossed with Barsoom: a 73-room tabletop roleplaying mini-campaign of classic myth and weird fantasy

Funding a reprint of the BX Advanced Bestiary, Vol. 1

The BX Advanced book is over 350 pages of player options and expansions for old school gaming, written for OSE and BX-style games in mind. New classes, spells, a simple skill system, and more.

Explore a post-war galaxy with your mech best friend in this lo-fi solo & duo TTRPG.