Last Update: 17 October 1997

HTML Document Type Definitions

This page lists common HTML DTDs and SGML declarations for HTML. This is a local collection: references are indicated to give you the original locations of this material. There are also HTML documents describing the DTD, derived using a modified version of Earl Hood's dtd2html package (any mistakes are, of course, mine).

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On This Page:	HTML 0-1 | HTML 2 | HTML 3 | HTML 3.2 | "Cougar" HTML | HTML 4
Related Page:	References
See Also:	DTD Differences -- Displays differences between DTDs (New!)

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HTML 0 through HTML 1.0 (From the 15 June 1995 HTML Specification) [1]

HTML Declaration

html.decl

HTML Level 0, Level 1 and "Strict" Level 1 (all require the base html.dtd)

html-0.dtd   |   html-1.dtd (normal)   |   html-1s.dtd (strict)

RFC 1866 - Specification of HTML 2.0 (22 September 1995) [2]

HTML 2.0 Declaration

html.decl

HTML 2.0

HTML2.dtd - (HTML Analysis of DTD)

"Strict" HTML 2.0

HTML2-strict.dtd - (HTML Analysis of DTD)

HTML 3 (from the expired draft of 24 March 1995) [3]

HTML Declaration

html.decl

HTML 3

HTML3.dtd  -  (HTML Analysis of DTD )

"Strict" HTML 3

HTML3-strict.dtd  -  (HTML Analysis of DTD )

HTML 3.2 (13 August 1996) [4]

HTML Declaration

html.decl (none present)

Entity Catalog and Character Entity Definitions

HTML3.2.catalog   |   ISOlat1.sgml

HTML DTD

HTML3.2.dtd   -   (HTML Analysis of DTD )

"Cougar" HTML (13 August 1996) [5]

HTML Declaration

html.decl (none present)

Entity Catalog and Character Entity Definitions

HTML.catalog   |   ISOlat1.sgml

HTML DTD

HTML-cougar.dtd  -  (HTML Analysis of DTD )

HTML 4 Standard -- 8/Dec/97 [6]

HTML Declaration

HTML.decl

Entity Catalog and Character Entity Definitions

HTML4.cat   |   HTMLlat1.ent ~ HTMLsymbol.ent ~ HTMLspecial.ent

HTML DTDs

loose.dtd   -   (HTML Analysis of DTD )
strict.dtd   -   (HTML Analysis of DTD )
frameset.dtd; also need loose.dtd   -   (HTML Analysis of DTD )

Draft of 17 September 1997 [6]

HTML Declaration

HTML.decl

Entity Catalog and Character Entity Definitions

HTML4.cat   |   ISOlat1.ent ~ HTMLsym.ent ~ HTMLmisc.ent

HTML DTDs

HTML4-loose.dtd   -   (HTML Analysis of DTD )
HTML4-strict.dtd   -   (HTML Analysis of DTD )
HTML4-frameset.dtd; also need HTML4-loose.dtd   -   (HTML Analysis of DTD )

Proposed Recomendation of 9 November 1997 [6]

HTML Declaration

HTML.decl

Entity Catalog and Character Entity Definitions

HTML4.cat   |   HTMLlat1.ent ~ HTMLsymbol.ent ~ HTMLspecial.ent

HTML DTDs

loose.dtd   -   (HTML Analysis of DTD)
strict.dtd   -   (HTML Analysis of DTD)
frameset.dtd; also need loose.dtd   -   (HTML Analysis of DTD )