An HTML rendering of the Web of Things (WoT) Discovery
ontology is under development. In the meantime, please
refer to the Turtle (ttl) file which can be fetched from this same
URL,
https://www.w3.org/2022/wot/discovery-ontology,
but using the text/turtle Content-Type.
You can also find this file on github at https://github.com/w3c/wot-resources/blob/main/discovery/v1/ontology/discovery-ontology.ttl.