@@ -63,6 +63,7 @@ Markdown can be expected to be lossy.
6363[Slideous]: http://goessner.net/articles/slideous/
6464[HTML]: http://www.w3.org/html/
6565[HTML5]: http://www.w3.org/TR/html5/
66+[polyglot markup]: https://www.w3.org/TR/html-polyglot/
6667[XHTML]: http://www.w3.org/TR/xhtml1/
6768[LaTeX]: http://latex-project.org
6869[`beamer`]: https://ctan.org/pkg/beamer
@@ -281,7 +282,8 @@ General options
281282 (original unextended Markdown), `markdown_phpextra` (PHP Markdown
282283 Extra), `markdown_github` (GitHub-Flavored Markdown), `markdown_mmd`
283284 (MultiMarkdown), `commonmark` (CommonMark Markdown), `rst`
284− (reStructuredText), `html4` (XHTML4), `html` or `html5` (HTML5), `latex`
285+ (reStructuredText), `html4` (XHTML4), `html` or `html5`
286+ (HTML5/XHTML [polyglot markup]), `latex`
285287 (LaTeX), `beamer` (LaTeX beamer slide show), `context` (ConTeXt),
286288 `man` (groff man), `mediawiki` (MediaWiki markup),
287289 `dokuwiki` (DokuWiki markup), `zimwiki` (ZimWiki markup),