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

Ruttigers Almanac is an OSR-compatible tabletop roleplaying game system that combines frenetic, fun mechanics with a clutch of mini-games to bring chaos to your table, alongside an expansive setting to explore and plunder.

Wytch Mountain is a fast, rules-light pocket RPG of covens, curses, and occult power. Built for quick play with simple mechanics, it delivers eerie folk horror and witchcraft in a form that’s easy to learn and dangerous to master.

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.

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?

A dark and whimsical OSR forest crawl adventure zine.

This Demonic Adventure for the Old School Essentials system takes a party into a small pocket dimension of the hells. (A little Hellraiser and a bit of Silent Hill thrown into the Slaughterhouse sausage!)

Escape from the labyrinthine prison-hell of Carcerus!

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

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.

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.

Loud, colorful, and cartoonish art book, showcasing the demonic forces living in their various hells, and the clerics who worship them.

Delve the depths of evil with new demons and devils for your Old-School Essentials game, each with full stats and a small adventure showcasing these infernal entities. Perfect for Referees who need a few fiends in low places!

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

A zinepack of adventure modules for Old-School Essentials.

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

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.

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 cinematic, tactical TTRPG that will make you feel like a badass, shonen anime character. You play as Operatives from the Devil Division, kicking the piss out of grotesque Devils and Monsters all over 199X Tokyo. Detect. Detain. Destroy.

Inkvein is a caving-centric megadungeon crafted for MÖRK BORG, drowned in inky horror. Emerging from the quill of ENNIE nominated Murkdice and published by ENNIE winning Space Penguin, this tomb of monochrome terror is not to be missed!

Hastening Doom is a classic, good old-fashioned 5E dungeon crawl, built for modern play. It delivers everything players and GM s love about megadungeons, including brutal monsters to defeat, clever puzzles to solve, and devious traps to outwit!

Get ready to enter your very own World Dungeon! Play as a familiar face, such as 🧨 Carl, 👑🐈 Donut, 🐊 Florin, 🐐 Prepotente, or build your own unique crawler, complete with a customizable class and race (if you survive to the third floor)!

Like your adventures a little WEIRD? Three-eyed goblins, psychic plants, and a carnivorous cauldron (among other things) await you in this Castle Whiterock tie-in adventure for DCC RPG and 5th Edition.

Explore the mysteries of a time-traveling tower under siege in this mind-bending adventure! Compatible with Dungeon Crawl Classics and 5E.