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April 2018

GDL 90 Extension for Third-Party Devices

Third-party devices can transmit live inflight data to ForeFlight Mobile using the GDL 90 Extension.

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ForeFlight allows third-party devices to transmit live inflight data to ForeFlight Mobile using the industry-standard GDL 90 Data Interface Specification. Properly configured devices will be able to send GPS data, ADS-B weather and traffic, AHRS, and device-specific information like device name and serial number to ForeFlight.

The full data specification is available on our website at foreflight.com/connect/spec.

Release notes

Release notes

  • ForeFlight now provides an expanded version of the industry-standard GDL 90 Data Interface Specification for third-party devices to transmit live inflight data to ForeFlight Mobile.
  • Properly configured devices will be able to display ADS-B weather and traffic, AHRS, device name information, and GPS data in the ForeFlight Mobile app.
  • The specification is available on the ForeFlight website at foreflight.com/connect/spec.

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