XHTML
An XML-based formulation of HTML that follows XML syntax rules while representing web-document structures and markup.
General information
- Format name
- Extensible Hypertext Markup Language
- Extensions
.xhtml.xht- MIME type
application/xhtml+xml- Category
- document
- Data type
- Text
- Developer
- World Wide Web Consortium
- Introduced
- 2000
Common uses
XML-based web pages
Standards-oriented web documents
Publishing workflows
Structured web content
Related formats
Technical resources
| Resource | Publisher | Link |
|---|---|---|
| XHTML 1.0: The Extensible HyperText Markup Language | World Wide Web Consortium | Open resource ↗ |
| Media Types Registry | IANA | Open resource ↗ |
Record information
- Verified
- October 4, 2026
- Last updated
- October 4, 2026