Where can I find tutorials and docs for creating a google chrome extension?

Question

Google Chrome

Hello, I want to create my own extensions, I have knowledge in the js area, as I understand it, js is needed there.
I searched on youtube and found only 3 videos, and it's not clear how and why. Maybe there are some good video tutorials in Russian somewhere?
Send everything related to the creation of extensions, except for those 2 articles from Habr, I already read them.

Answer 1

This is Html, js and the server where the data comes from and plus such a set of useful functions https://developer.chrome.com/extensions/api_index
The github is full of examples https://github.com/search?utf8=%E2%9C %93&q=Chrome+...