This directory contains a simple, Java network client library for the FlightGear flight simulator. See the JavaDoc documentation for org.flightgear.fgfsclient.FGFSConnection for more information. There is a simple demo application, FGFSDemo, that you can try like this: fgfs --telnet=9000 java FGFSDemo localhost 9000 To rebuild the program, use the Apache ant utility.