Allow parsing of object rest/spread

Allow parsing of decorators

Parse regular expressions' unicodeSets (v) flag.

Allow parsing of the flow syntax

Allow parsing of class static blocks

mdast extension to parse and serialize GFM task list items

Allow parsing of import()

mdast utility to parse markdown

A Babel preset that enables parsing of proposals supported by the current Node.js version.

mdast utility to serialize markdown

mdast extension to parse and serialize GFM (GitHub Flavored Markdown)

mdast extension to parse and serialize MDX.js ESM (import/exports)

mdast extension to parse and serialize MDX (or MDX.js) expressions

mdast extension to parse and serialize GFM autolink literals

mdast extension to parse and serialize GFM tables

mdast extension to parse and serialize MDX or MDX.js JSX

mdast extension to parse and serialize GFM strikethrough

mdast extension to parse and serialize GFM footnotes

Babel plugin which switches Babel to use the Hermes parser.

CSS syntax patches for CSS tree