One Page Solo Engine Ironsworn Blades in the Dark Starforged Scarlet Heroes Worlds Without Number Searchers of the Unknown The Monster Overhaul Numenera Perilous Wilds Krevborna Abenteuerspiel Scum & Villainy Troika Acid Death Fantasy Tome of Adventure Design Star Wars d6 Wanderhome Stygian Library Cthulhu Dark Lexicon Urthus Bucket of Bolts Call of Cthulhu Ask the Stars White Box Stars Without Number Vaults of Vaarn Trilemma A Torch in the Dark Ruins of the Undercity A Place Underground OD&D Any Planet Is Earth Into the Odd