The WebXR family refers to the web standards that deliver immersive content through a browser without installing an application. WebGL renders hardware-accelerated 2D and 3D graphics in the browser, while WebAR and WebVR provide browser-based augmented and virtual realityVirtual reality (VR) replaces a person’s surroundings entire… More experiences. The practical appeal is removing the software-installation barrier.
Sources: Unity Glossary: WebGL; WebAR; WebVR