This app does body tracking using the cameras on a HoloLens 2 and with OpenPose.
The binaries for the depth camera stream and the video camera stream were taken from:
Also special thanks to this article for its help starting the application: HoloLens RS4のResearch modeを使ってみる(Unity利用編) (akihiro-document.azurewebsites.net)
To set up this application, configure openpose and initialize the connections, go to the instructions folder and follow the PDFs. Good luck!