A development kit that allows you to develop custom controllers etc for license free VR headset "HTC Vive" - GIGAZINE
How to set up HTC Vive [Unity Tutorial] | Circuit Stream
NVIDIA CloudXR™ SDK | NVIDIA Developer
HTC Vive / SteamVR Impressions - Hoping It's Bad is a Bad Move - YouTube
Component kit "SteamVR Tracking HDK" for 3D tracking system hardware development | TEGAKARI, an information transmission medium for research and development
SteamVR Performance Test on Steam
SteamVR Tracking Dev Kit Aims to Make VR Controllers Cheaper, Easier to Design
SteamVR
How To Play SteamVR Games on Oculus Quest 2
A first look at the Tundra Labs HDK - The Ghost Howls
SteamVR Tracking - Triad Semiconductor
Closeup with the HTC Vive Developer Edition Headset for SteamVR – Road to VR
SteamVR
Valve's SteamVR Adds Support for Latest Oculus Rift SDK