Add YouTube functionality to your sites and apps.
YouTube API is a free Video API that requires OAuth authentication, is served over HTTPS and has unconfirmed CORS support.
عملکرد YouTube را به سایتها و برنامههایتان اضافه کنید.
Details from developers.google.com.

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Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
The YouTube API is provided by Google for Developers (developers.google.com). عملکرد YouTube را به سایتها و برنامههایتان اضافه کنید.
Yes. The YouTube API is listed in the Video category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The YouTube API uses OAuth authentication, so you need to register for credentials before making requests.
CORS support for the YouTube API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The YouTube API is served over HTTPS, so it's safe to use in production.