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

An Interdimensional Hell-Market for Old-School Essentials. Life is cheap here...but a good soul will cost you.

A new OSE bestiary of ancient horrors! Explore the Qliphoth, demons born from discarded divinity. Includes new spells, lore, and the occult scholars who dare name them. Knowledge is power, but every truth corrupts.

A doomed starship warps through the abyss and crashes into a sword-and-sorcery world, unleashing cyborg demons and alien tech. Classic science-fantasy meets 90s-inspired radness as high-level heroes face the forces of chaos in the hell-corrupted wreck.

A city-crawl through a profane realm of the subtle divines of Vedic myth, created in homage to City-State of the Invincible Overlord and serving as a meta-commentary on syncretism, hedonism, and orientalist tropes on India across the history of gaming.

A low-level adventure set in the plagued wilderness and abandoned mines of a crumbling dwarven mining town. Demon-hunters march in force, strange beasts stalk the woods, and cultists dig for something still buried in the silver mine...

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

Bestial Hordes is a system agnostic beastman and mutant warband generator for use with your favorite OSR tabletop games and hobbies. Roll up unique and disgustingly diabolical foes for your ongoing campaigns, adventures and scenarios!

The forge of fantasy role playing, Gary Gygax's legendary dungeon and its environs. Here begins the journey into depths never before reached.

From the creators of The Legacy of Cthulhu and The Vampire: Alone in the Darkness comes the highly anticipated next chapters of their Solo RPG series, offering a fresh take on horror icons through a fierce battle for survival and dominance.

Druskara is a brutal sandbox setting made for use with Shadowdark where the world evolves with or without you and your choices reshape the realm.

Enspell your table! Rebuilt from the ground up, fully OGL-free, brand new content, refined for clarity and usage. Over 1,000 spells, 210 rune spells and much more. This expanded tome brings the power of arcane, divine, and runic magic into your hands!

Remember those great Saturday morning cartoons? They're back – and you're the star. Be a panda, a postman, a possum, a pterodactyl . . . whatever you want!

"We watched Cthrion Uroniziir try to reduce the timescape into one singular universe, wiping out reality as we know it. She was defeated, and we see her cage every day."

Sink ships, seize power, and chart your legend on the high seas in this strategic pirate co-op board game for 1-4 players! Can you take down the Pirate King and free New Caribbea?

Blades in the Dark: Deep Cuts is a 128-page expansion for the Blades in the Dark roleplaying game — containing a treasure trove of lore, setting material, and alternative mechanics John Harper developed over the years for use in Blades campaigns.

The City State of the Invincible Overlord is an epic collection of campaign resources for both 5e and DCC RPG. More than 800 pages of material, multiple poster maps, and a city’s worth of gaming!

ENNIE Award winning Outgunned is back with the World's mightiest RPG: Outgunned Superheroes!

The forge of fantasy role playing, Gary Gygax's legendary dungeon and its environs. Here begins the journey into depths never before reached.