Download of FlightGear-2020.3.3-data.tar.bz2 (FlightGear-2020.3.3-data.tar.bz2 ( external link: SF.net): 1,992,174,515 字节) will begin shortly. If not so, click link on the left.
The FlightGear Flight Simulator project is a free, open-source, multi-platform, flight simulator. FlightGear has been used for desktop simulation, engineering simulations, faa certified simulators, university research, and the aerospace industry.
