Collection of VR puzzles.
AR and VR for p5js.
Really interesting tool. You can upload an image, and that image becomes the landscape in a 3D VR world.
A library to be used with AR/VR tool A-Frame that provides the ability to import 3D panorama frames.
A search engine to find XR sites.
360 VR video used in the medical profession to train staff.
A huges collection of articles about AR and VR projects
Example of web-based VR. Use with Google Cardboard
A Flickr collection of equirectangular images, many of which are Creative Commons licenced for use in your own VR creations.
Lots more here.