Where is the best place to learn HTML APIs

Question

API

Answer 1

Mari Wright here is an easy reference that may help you understand the basics https://www.smashingmagazine.com/2017/02/designing-html-apis/

Answer 2

You can find almost all api here

https://developer.mozilla.org/en-US/docs/Web/API

For youtube video on html 5 api
visit a channel name "Stevan Griffith".

Answer 3

Freecodecamp.org works