CSS/LESS/SCSS fast and minimalistic parser

Low footprint ECMAScript source code parser

A specification compliant robots.txt parser with wildcard (*) matching support.

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

Oxc Parser Node API

TypeScript definitions for conventional-commits-parser

Framework-agnostic core for OpenUI Lang: parser, prompt generation, validation, and type definitions

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

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

Parser for the content attribute of the meta viewport

Parse CSS media queries (spec-compliant)

The pug parser (takes an array of tokens and converts it to an abstract syntax tree)

A TOML parser that produces output compatible with ESLint

Math and string formula parser.

CLI arguments parser. Native port of python's argparse.

modern OpenAPI parser written in TypeScript

Parse binary files with a schema into nicely readable objects

TypeScript definitions for ua-parser-js

Transforms css values and at-rule params into the tree

An evented streaming XML parser in JavaScript