From publisher blurb:
With the eldritch power of Wyrmstone, ships highsail in the clouds, creating gates to travel between worlds in this fantasy epic of heroism, intrigue and rollicking adventure. From discovering new secrets in the crumbling Telman ruins on Ra'niah to dueling with the savage warriors of the Dragon Warlords on Daigon, to stealing artifacts from the savage Hothai on Issara, the possibilities for gameplay in Wyrmstone are endless.
Wyrmstone is a communal creation, forged by the choices of thousands of players, directors, mission creators, and game designers across the globe. Wyrmstone is a paper and pencil SAGE Open Source Roleplaying Game Campaign.