Choose your game
One database, 22 rulesets β each with its own searchable, rollable, table-ready library. Pick a system to enter; switch any time from the brand menu.
Lethal, torch-lit OSR dungeon fantasy. The full library: monsters, spells, adventures, a GM screen, and a character builder.
Streamlined 5e-adjacent heroics: mana-fuelled casters, Wounds instead of bloated HP, and legendary solo monsters that fight a whole party.
MCDM's cinematic tactical fantasy: heroic resources, three-tier power rolls, and director malice. Abilities, kits, careers, and monster stat blocks.
Pulp fantasy from Land of the Blind: d20 skills, zone-based monster AI with Threat Levels and morale, relics, and a deep perk catalog.
Necrotic Gnome's B/X feywood sandbox: 200 keyed hexes, twelve settlements, five magic traditions, and a deep bestiary β explored through the map itself.
Chris McDowall's Arthurian myth-crawl: 72 Knights and 73 Myths on a d6+d12 index, Seers, spark tables everywhere, and Realms your table draws itself β Vigour, Clarity, Spirit, and Guard in place of HP.
Josh McCrowell's tarot-native dungeon crawl: every roll is a card from a 78-card deck, the four suits shape paths, actions, and City districts, and 21 trump-keyed dungeon seeds wait in the Underworld below.
Critical Role's narrative fantasy of duality: the Duality Dice split every action roll into Hope and Fear, domain cards power your loadout, and Stress, Armor thresholds, and the Fear pool keep the table on a knife's edge.
Necrotic Gnome's faithful restatement of classic B/X D&D: descending-and-ascending stat blocks, the five D/W/P/B/S saves, and the whole Classic + Advanced Fantasy line β monsters, spells, treasures, and keyed dungeons.
Gary Gygax's 1977β1985 AD&D 1st Edition core line: the Monster Manual menagerie, the full magic-user/illusionist/cleric/druid spell lists, Deities & Demigods, and Unearthed Arcana β every stat block enriched with descending-and-ascending AC and grounded THAC0, the verbatim 1e block kept beneath.
Steve Jackson Games' Generic Universal RolePlaying System: build any character by spending points on attributes, advantages, skills, and spells β no classes, no levels. The full 4e library (Basic Set, Martial Arts, Magic, Dungeon Fantasy, Powers, Low-Tech) plus a point-buy builder that round-trips with GCS.
Ganesha Games' solo/co-op dungeon crawler: a party of four heroes explores a dungeon you generate as you play β d66 room tiles drawn onto graph paper, table-rolled contents, and d6 combat where the monsters never roll. Warrior, cleric, rogue, wizard, barbarian, elf, dwarf, halfling; plus the Caves, Dark Waters, Knight of Destiny, and Three Rings adventures.
Ben Feltenβs corporate-satire OSR game (The Merry Mushmen) on the Macchiato Monsters engine: you are EMPLOYEES of the Dungeon, defending your aerie from invading βclientsβ. d20 roll-under checks, risk dice (Ξ) for armor, morale and consumables, three traits, seniority ranks β and a mission booklet of keyed aeries to defend.
The world's most popular roleplaying game: every monster, spell, class, magic item, feat, and adventure from your owned D&D Beyond library β 2014 and 2024 rules side by side, each with an art card and a deep-link to its D&D Beyond page.
Free League's Year Zero Engine mystery-horror: push your dice at the risk of a Condition, manage Fear as the case grows darker, and grow your Society's Headquarters between investigations across Upsala and the Mythic North.
Ben Costa & James Parks' whimsical fantasy sandbox: parley or wrangle the Folk and monsters of the Mucklands, brew Components into Recipes, and let 2d12 Fumbles and Fantastics keep every roll storybook-strange across six keyed regions.
Goodman Games' zero-level funnel dungeon crawler: the full dice chain (d3 through d30), Luck-burning thieves, corruption-risking wizards, mercurial magic, and a deep library of Judge-run adventures and monsters.
Ockult ΓrtmΓ€stare Games & Stockholm Kartell's OSR apocalypse: DR-based d20 combat, unclean and sacred Powers, and a dying world counting down to Nechrubel's return β the core book's Rotblack Sludge plus the third-party Tephrotic Nightmares supplement's 22 keyed adventures across the Ashen Sea.
Limithron's MΓRK BORG-family swashbuckler: DR-based d20 combat and Devil's Luck on the high seas, Arcane Rituals in place of Powers, a full fleet of 18 ships for naval combat, and The Curse of Skeleton Point's 78 keyed rooms to plunder. Its own standalone game β a member of the MΓΆrk Borg family (variant_of morkborg).
Alexandre "Kobayashi" Jeannette's Black Hack-derived OSR game (The Merry Mushmen): Usage Dice drain everywhere β the ever-tightening Doom die, ongoing damage, Twisted Science marvels β three Origins and three Backgrounds at chargen, and Dark Pacts with demons, spirits, faerie courts and forbidden science across the Chaos Crier zine's growing gazetteer.
Son of Oak Game Studio's Mist Engine game: heroes built from Theme Cards (Power/Weakness tags, no numeric stats), a tagless 2d6 roll-and-narrate resolution, and a Narrator's Satchel of Perils full of Challenges instead of monster stat blocks β a whole rustic-fantasy setting (Hearts of Ravensdale) plus the Action Grimoire and Oracle solo tools.
Sam Helms' fantasy-tarot game: the Player Deck (Minor Arcana + the Fool) and Referee Deck (Major Arcana) resolve Tests instead of dice, wound-location damage tracks injuries instead of HP, and card-keyed magick items, oracles, and lifepath tables run on the same deck you draw from at the table β plus a growing shelf of one-shot and solo adventures.
Stormlight / Cosmere RPG β opens your Cosmere web app, framed inside the database.