https://store.steampowered.com/app/2259163/XPlane_12_Addon_Aerosoft__Society_Islands_XP__Bora_Bora__Leeward_Islands/
With Society Islands XP - Bora Bora & Leeward Islands, the first X-Plane 12 DLC is now available on Steam. Starting now until April 5, there will also be an introductory offer with a 30% discount. Owners of the XP12 version will automatically receive the version for X-Plane 11 as well!
More X-Plane 12 DLCs will be released on Steam over the coming weeks.