Up till now, I've been using the ExtPlane plugin to integrate my 737 home cockpit components with the X-Plane Flight Simulator. ExtPlane is a third party plugin that gives networked devices access to X-Plane's DataRefs and Commands. With it, external devices can query the current state of the Flight Simulator, such as the current airspeed and elevation, or the present position of a switch. It can also be used to manipulate state within the Flight Simulator, such as to change the state of a p...