hast utility to reparse a tree

Option parsing for Node, supporting types, shorthands, etc. Used by npm.

WebAssembly text format parser

Parse CSS3 gradient definitions and return an AST.

Parse and expand URI templates as defined by http://tools.ietf.org/html/rfc6570

parser for xcodeproj/project.pbxproj files

Fast CSS Selectors API Engine

Validates XML name productions — Name, NCName, QName, NMToken, NMTokens — for XML 1.0 and 1.1

hast utility to transform from a `parse5` AST

Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers

OpenAPI Server URL templating parser, validator and substitution mechanism.

Support for `import <defer|source>` phase syntax in Acorn

Svelte parser for ESLint

Math and string formula parser.

Oxc Parser Node API

HTML entities parser for mtcute

Map of named character references

A very fast and versatile markdown toolchain. AST, React, React Native, SolidJS, Vue, Markdown, and HTML output available with full customization.

Highlighting system for Lezer parse trees

modern OpenAPI parser written in TypeScript