A micro-library of stream components for building custom JSON and JSONC processing pipelines with a minimal memory footprint — parse, filter, and transform JSON far larger than available memory with a SAX-inspired token API, on Node.js or Web Streams.
Math and string formula parser.
Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers
Fast & forgiving HTML/XML parser
Incremental Markdown parser that consumes and emits Lezer trees
CSS3 SAX-inspired parser
Translates CQL Filters and Geostyler Style Filters
Parse HTML/XML to PostHTMLTree
An evented streaming XML parser in JavaScript
Source maps support for istanbul
Parse CSS media queries (spec-compliant)
Support for `import <defer|source>` phase syntax in Acorn
Low footprint ECMAScript source code parser
TS target for peggy parser generator
Svelte parser for ESLint
Highlighting system for Lezer parse trees
The pug parser (takes an array of tokens and converts it to an abstract syntax tree)
TypeScript definitions for ua-parser-js
YAML 1.2 parser and serializer
Parser adapter for parsing YAML documents into OpenAPI 3.1.x namespace.
Support for import attributes in acorn
CSS Object Model implementation and CSS parser
Parser adapter for parsing JSON documents into API Design Systems namespace.
Transforms css values and at-rule params into the tree