Wahoo – Roam, Element and Bolt (new devices should be supported as Wahoo adopts native CoreTemp support)
RealTrack system - WIMU. Team sports monitoring
YellowCog – specializing in Motorsports.
TrainingPeaks - currently available a ‘back door’ system to see core body temperature data, native integration will follow soon.
Strive for Strava
NorthPole WASP – real time monitoring system for multiple devices.