RSS 2.0

The technology known as RSS  (Rich Site Summary  or more often also Really Simple Syndication ) belongs to the family of XML formats. The technology is designed to read content and news on websites or, in general, to syndicate content. The beginnings of the RSS format date back to 1999 when Netscape developed the first version of RSS 0.9. In 2002, UserLand Software released RSS 2.0 .

2002/09

https://www.livescience.com/20727-internet-history.html