XML sitemaps: These are the most common format and are used across most websites. RSS, mRSS, and Atom 1.0 feeds: These are typically used for content that changes frequently, like blogs or news sites.

We're losing control of the hundreds of disparate XML vocabularies we've developed, the mountains of XML-ized data we've generated and the millions of XML-enabled software components we've created.

XML is short for 'eXtensible Markup Language', and XML is a way of encoding (marking) up data such that it can be easily read and processed by a computer. An XML file will have a very defined and ...