Where I can find the official XSD schema for RSS 2.0

Question

I am looking for the XSD schema of RSS. Via Wikipedia I have found several pages on the specifications of RSS 2.0 but none offers an XSD schema. I found several correct xsd file

Answer 1

See if this helps: https://validator.w3.org/feed/docs/rss2.html

"The World Wide Web Consortium (W3C) is an international community that develops open standards to ensure the long-term growth of the Web."