Traverse an ESTree-compliant AST
A TypeScript/JavaScript implementation of the RDF/JS data factory.
Spec-compliant polyfill for String.prototype.matchAll
Filter tests using substring
A lightweight polyfill for Temporal, successor to the JavaScript Date object
dockerignore is a file filter library compatible with Docker and the node-ignore API
Official Cypress schematic for the Angular CLI
A specification of HTML Living Standard for markuplint
A basic but performant promise implementation
📃 TypeScript definitions for OpenAPI and JSON Schema specifications with complete inline documentation.
Modern, fast React.js JSX parser
Web Streams, based on the WHATWG spec reference implementation
Programmatic API for the bits behind npm pack
Command line interface for Ajv JSON schema validator
A JavaScript implementation of the WebVTT specification, forked from vtt.js for use with Video.js
ES2017 spec-compliant String.prototype.padEnd shim.
A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations
An ES5 spec-compliant `Array.prototype.reduce` shim/polyfill/replacement that works as far down as ES3.
An ESnext spec-compliant `Object.groupBy` shim/polyfill/replacement that works as far down as ES3.
A JS implementation of JSONPath with some additional operators
Vega helper library to simplify modification of the Vega and VegaLite JSON before parsing.
Package bundling WebDriverAgent
Implementation of Structured Field Values for HTTP (RFC9651, RFC8941)
Incremental Markdown parser that consumes and emits Lezer trees