X-Plane 12 Early Access has been released. This is the first major version release of the X-Plane platform since XP11 beta was first released in 2016. Purchase of XP12 EA includes free access to all XP12 future updates as well as access to XP11. The new version includes photometric HDR lighting, an all-new weather engine, seasonal weather-dependent vegetation and terrain effects, 3D forests, water and vegetation, volumetric 3D clouds, and seven new aircraft including the A330, Citation X, SR-22, RV-10, PA-18, R-22 heli and Lancair Evolution.
For more details see https://www.x-plane.com/