XHTML is an actively used meta language created in 2000. eXtensible HyperText Markup Language (XHTML) is part of the family of XML markup languages. It mirrors or extends versions of the widely used HyperText Markup Language (HTML), the language in which Web pages are formulated. While HTML, prior to HTML5, was defined as an application of Standard Generalized Markup Language (SGML), a flexible markup language framework, XHTML is an application of XML, a more restrictive subset of SGML. Read more on Wikipedia...
- XHTML ranks in the top 25% of languages
- the XHTML wikipedia page
- XHTML first appeared in 2000
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Last updated August 9th, 2020