XML schemas contain a wealth of information about what data is allowed in an XML structure, and thus how a user interface should be presented. HTML5 supports many new input types and attributes that ...

Schemas are often used to constrain the content and structure of XML documents. They can be quite big and complex and, thus, difficult to be accessed manually. The ability to query a single schema, a ...

Help search engines crawl your site smarter. Learn what an XML sitemap is, how to create one, and why it’s essential for SEO and site visibility.

This project does not seem to have an XML schema published, nor do the examples have a DOCTYPE or xmlns to identify which schema is to be used to validate them. The README also misstates what this is: ...