Vive tracker without headset--setup instructions and Unity sample : r/Vive
Motion Workshop on Twitter: "We just received our Oculus Go HMD - step one, add position tracking with Vive Tracker! Full body immersion with Shadow mocap suit, Oculus Go, and Vive Tracker,
Vive Integration - BeBop Sensors
Using the Vive Trackers in Unity - Interaction Station Wiki
Using the HTC Vive Tracker POGO Pins in Unity3D - Unity3D.College