20+ projects backed in 2026
Issue 2 of the Alpha Star Magazine! The quarterly magazine with sci-fi content compatible with the core D&D 5E and Level Up: Advanced 5E.
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)!
A series of connected adventures starting in our mortal realm and descending into Hell itself.
Escape from the labyrinthine prison-hell of Carcerus!
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.
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.
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.
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.
An official OSE supplement of demons, cults, and dark magic.
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.
The oldest and most influential sci-fi TTRPG of all time meets the world’s most popular roleplaying game, with a complete 5e conversion by World’s Largest RPGs.
Legendary TTRPG designer Monte Cook, creator of Return to the Temple of Elemental Evil, Ptolus, and more, returns to the megadungeon!
A 5th Edition/Dungeon Crawl Classics Zero-Level horror adventure.
Enhance your Castle Whiterock campaign with two new tie-ins: When Dying Unicorns Dream, a new adventure for DCC & 5E, and The Castle Whiterock Adventurer's Journal, a deluxe system-neutral player companion for chronicling your descent into Whiterock.
The Madness of Metronax is a low-level adventure for Dungeon Crawl Classics and 5e that increases ties between Castle Whiterock and nearby Cillamar. And it has magical giant ants!
Fulfilled
This Castle Whiterock expansion brings the party into a forest dominated by lycanthropes. Can the PCs survive long enough to find their way back? Included is a DCC rules expansion to handle characters with lycanthropy.
A new level has been discovered beneath the Castle of the Mad Archmage! On the western edge of the 5th level, new corridors have appeared, leading off into unknown regions of the dungeons. An expansion module for Castle of the Mad Archmage.
The PCs (and various NPCs from the Inn of the Slumbering Drake) are transformed into monsters by Drugila the orc’s botched ritual. They must quest to return themselves to their original form and stop Drugila’s masterplan.
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!
Witness the Children of Bobugbubilz, driven into the depths by an angry god, claw for the surface... to feed. For 5E and DCC RPG. Compatible with Castle Whiterock from Goodman Games and part of Mega Dungeon Month!
This 48 pg book features NEW illustrated plates (by C. Aaron Kreader) of each level in Castle Whiterock. Now 5e or DCC judges will have rendered handouts, unique notes from the original designer, and remembrances of the greatest dungeon story ever told!
8 unique modified 20-sided dice gives you new options for critical hits and fumbles! A full dice chain from D3 to D22 & a D36 that doubles as 2D6. Each of these dice offerings is matched with unique new magic items for DCC & 5E.