HyperText Markup Language (HTML) – the original markup language that was defined as a part of implementing World Wide Web, an ad hoc defined language inspired by the meta format SGML and which inspired many other markup languages.
JATS (Journal Article Tag Suite) – a NISO standard of XML used to describe and publish STEM (scientific/technical/engineering/medical) scholarly journal articles
Script – Early IBM markup language on which GML is built.
Semantic, Extensible, Computational, Styled, Tagged markup language (SECST) [14] - A more expressive and semantic alternative to Markdown that also transpiles to HTML.
SiSU Structured Information, Serialized Units – generalized Markup language with several output formats
SKiCal – a machine-readable format for the interchange of enhanced yellow-page directory listings.
ReportML – Report format language originating from Microsoft Access. (not a part of Office Open XML (yet))
Rich Text Format (RTF) – Microsoft format for exchanging documents with other vendors' applications. (It is not really a markup language, as it was never meant for intuitive and easy typing.[16][17])
Uniform Office Format (UOF) – open format for office documents, being harmonised with OpenDocument.
^Geography Markup Language is an ISO standard (ISO 19136:2007).
^Gesture Markup Language GestureML WikiArchived 2013-03-10 at the Wayback Machine. Extensible markup language used to define gestures that describe interactive object behavior and the relationships between objects in an application. Accessed on 2013/03/15.
^Graffiti Markup Language Graffiti Markup Language. Designed to maximize readability and ease of implementation for even hobbyist programmers, artists and graffiti writers. Accessed on 2013/03/15.
^Flatt, M.; Barzilay, E.; Findler, R. B. (2009). "Scribble: Closing the Book on Ad Hoc Documentation Tools". International Conference on Functional Programming.
