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A curated list of awesome syntax-tree,unist,mdast (markdown),hast (HTML),xast (XML),esast (JS),andnlcst (prose) resources.

syntax-tree is an organization housingunist and its mainimplementationsmdast,hast,xast,esast,andnlcst.unist is a specification for syntax trees that comes with a bigecosystem of utilities in JavaScript for working with those trees.On top ofunist and its implementations sits the rest ofunified that does all kinds of things to process content.

• Official
• unist utilities
• mdast utilities
• hast utilities
• xast utilities
• esast utilities
• nlcst utilities
• Related lists
• License

• syntax-tree - Organization.
• unist -unist specification.
• mdast -mdast (markdown) specification.
• hast -hast (HTML) specification.
• xast -xast (XML) specification.
• esast -esast (JS) specification.
• nlcst -nlcst (prose) specification.
• unified - Ecosystem.
• unifiedjs.com - Ecosystem website.

• unist-builder - Create trees with a nice syntax.
• unist-util-is - Check if a node passes a test.
• unist-util-visit - Visit nodes.
• unist-util-map - Create a new tree by mapping all nodes.
• unist-util-filter - Create a new tree with nodes that pass a filter.
• unist-util-remove - Remove nodes from a tree.
• unist-util-select - Select nodes with CSS-like selectors.
• unist-util-inspect - Inspect nodes.
• unist-util-assert - Assert nodes.

Find more utilities »

• mdast-util-to-hast - Transform to hast.
• mdast-util-to-nlcst - Transform to nlcst.
• mdast-util-to-string - Get the plain text content of a node.
• mdast-util-definitions - Find definitions.
• mdast-util-toc - Generate a Table of Contents.
• mdast-normalize-headings - Fix heading depths.
• mdast-util-heading-range - Use heading as ranges.
• mdast-zone - Use comments as ranges and markers.
• mdast-util-assert - Assert nodes.

Find more utilities »

• hastscript - Create trees with a nice syntax.
• hast-util-from-dom - Transform from a DOM tree.
• hast-util-from-text - Set plain-text content.
• hast-util-to-dom - Transform to a DOM tree.
• hast-util-to-jsx-runtime - Transform to preact, react, solid, svelte, vue, etc.
• hast-util-to-html - Transform to an HTML string.
• hast-util-to-mdast - Transform to mdast.
• hast-util-to-nlcst - Transform to nlcst.
• hast-util-to-text - Get plain-text content.
• hast-util-to-xast - Transform to xast.
• hast-util-find-and-replace - Find and replace text in a tree.
• hast-util-sanitize - Sanitize a tree.
• hast-util-select -querySelector,querySelectorAll, andmatches.
• hast-util-has-property - Check if a node has a property.
• hast-util-is-element - Check if a node is a (certain) element.
• hast-util-assert - Assert nodes.

Find more utilities »

• xastscript - Create xast trees.
• xast-util-feed - Build a feed (RSS, Atom).
• xast-util-from-xml - Transform from an XML string.
• xast-util-sitemap - Build a sitemap.
• xast-util-to-xml - Transform to an XML string.

Find more utilities »

• estree-util-attach-comments - Attach comments to the tree.
• estree-util-build-jsx - Turn JSX into function calls.
• esast-util-from-js - Transform from a JavaScript string.
• estree-util-to-js - Transform to a JavaScript string.
• estree-util-value-to-estree - Turn a JavaScript value into an estree expression

Find more utilities »

• nlcst-search - Search for patterns in a tree.
• nlcst-to-string - Transform to a string.
• nlcst-is-literal - Check if a node is meant literally.
• nlcst-normalize - Normalize a word for easier comparison.
• nlcst-test - Assert nodes.

Find more utilities »

• awesome unified
• awesome remark
• awesome rehype
• awesome retext
• awesome mdx

©Titus Wormer