The is a high-fidelity, add-on aircraft for the X-Plane flight simulator, developed by FlightFactor in cooperation with ramzzess .
It is widely considered one of the most detailed and complex simulations of the Boeing 777 available for desktop flight simulation (specifically for X-Plane 10 and 11, with ongoing compatibility updates for X-Plane 12 via a "V2" Ultimate version). boeing 777 worldliner professional