An evented streaming XML parser in JavaScript
WebAssembly text format printer
A javascript library to extract Exif metadata from images, in node and in the browser.
TypeScript utilities for safely parsing and handling structured data using DTOs and parsers for FormData, URLSearchParams, and JSON objects.
A JavaScript parser built from the Hermes engine
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.
Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment
Parse binary files with a schema into nicely readable objects
CSV parsing implementing the Node.js `stream.Transform` API
YAML 1.2 parser and serializer
A small, fast, and correct TOML parser/serializer
Nest - modern, fast, powerful node.js web framework (@mapped-types)
Regular Expressions parser in JavaScript
modern OpenAPI parser written in TypeScript
Parse JavaScript one character at a time to look for snippets in Templates. This is not a validator, it's just designed to allow you to have sections of JavaScript delimited by brackets robustly.
JavaScript parser written in OCaml. Produces ESTree AST
Astro component parser for ESLint
Oxc Parser Node API
parser for xcodeproj/project.pbxproj files
AWS SDK for JavaScript Transfer Client for Node.js, Browser and React Native
Maintained replacement for ESLint's deprecated SourceCode#getJSDocComment along with other jsdoc utilities
Transforms css values and at-rule params into the tree
Incremental Markdown parser that consumes and emits Lezer trees
lezer-based HTML grammar