The Github fork of cmark supports several markdown extensions which provide features which are not (yet) in the official commonmark spec.
list_extensions()
Currently the following extensions are supported:
table support rendering of tables: gfm-spec section 4.10
strikethrough via ~sometext~ syntax: gfm-spec section 6.5
~sometext~
autolink automatically turn URLs into hyperlinks: gfm-spec section 6.9
tagfilter blacklist html tags: title textarea style xmp iframe noembed noframes script plaintext: gfm-spec section 6.11
title
textarea
style
xmp
iframe
noembed
noframes
script
plaintext
tasklist turns certain list items into checkboxes: gfm-spec section 5.3
See the full spec for GitHub Flavored Markdown.
print(list_extensions())
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