Aircraft are preferably hosted in the FGAddon SVN repository, altough developers can also create their own hangar.
Our worldwide scenery database accepts 3D models and object positions. New contributions are automatically synced to all users.
Core development discussions mainly take place at our devel-mailinglist.
To get started with programming, you first need to obtain the source. The data package is required and must match your FlightGear and SimGear versions.
git clone https://gitlab.com/flightgear/simgear.git
git clone https://gitlab.com/flightgear/flightgear.git
git clone https://gitlab.com/flightgear/fgdata.git