GPS Kit for Xojo®
GPSKit is a set of classes that provides you with an easy way to retrieve and parse the data coming from a GPS device connected to your computer via a serial port.
Functionalities: Supports the NMEA 0183 protocol V2.3 and later. Supports the text output protocol. Easy to implement other hardware and logical protocols with the provided class interfaces. Provide a GPS constellation display control in the demo application.
Check the documentation at http://docs.zaatardigital.com/