Spankadin

HELLCRAWL is a jumbo sized hexcrawl set in Nethria, the Burning Hell. This infernal module is built for Old-School Essentials and will throw your unfortunate players down into the darkest depths of hell.

A series of connected adventures starting in our mortal realm and descending into Hell itself.

The Black Spire Pact is a slipcased pair of PvP adventure books where one player is a mortal sorcerer, the other a demon lord. PvP Gamebooks use a streamlined system built on and fully compatible with Old-School Essentials.

Escape from the labyrinthine prison-hell of Carcerus!

A zinepack of adventure modules for Old-School Essentials.

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.

Build an unforgettable campaign setting! These decks offer inspiration through imaginative art, lists of evocative ideas, and simple sandbox/hex crawl guidelines. Plus Hex Minimap Tiles to build a map!

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

A major update to Worldographer! UI improvements, more generators, better world generation, and so much more!