- Extension:
-
.html.htm
- MIME:
- text/html
- Developer:
-
- WHATWG
- World Wide Web Consortium (W3C; formerly)
- Released:
- Latest version:
- Living Standard
- Extended from:
- SGML
- Extended to:
- XHTML
- Open:
- Yes
- Website:
- html.spec.whatwg.org