Types of Depth camera's & alternatives for position tracking

kinect 360	Kinect One	Kinect Azure
Realsense	Orbec Astra	zed 2i
Oak D Spatial AI camera (open source) OAK stands for OpenCV AI Kit. PC & Mac compatible, python setup necessary! Touchdesigner setup Data sheet	Leap motion 1	Leap motion 2
Hokiyu? TBD
	VR trackers?	mocap?

Some comparison articles:
https://www.generationrobots.com/blog/en/luxonis-vs-realsense-which-depth-camera-should-i-choose/
https://docs.ipisoft.com/Depth_Sensors_Comparison 
the 3 kinects compared: https://www.mdpi.com/1424-8220/21/2/413 

Apps that can do body tracking  for your mobile devices 

ZIGSimPro an app that turns your phone/tablet into a depth sensor & tracking camera (over OSC)	iKeleton OSC an app that turns your phone into body tracking camera (over OSC) sending X&Y coordinates	Media Pipe* MediaPipe is a cross platform Framework for building machine learning pipelines for processing time-series data like video, audio, etc.  Amongst many other possibilities it turns your webcam into a depth/tracking camera.