JavaScript packages

Global identifiers from different JavaScript environments

An extremely fast JavaScript and CSS bundler and minifier.

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

Check if the character represented by a given Unicode code point is fullwidth

The ultimate javascript content-type utility.

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

The string_decoder module from Node core

yargs the modern, pirate-themed, successor to optimist.

Turn a function into an `http.Agent` instance

Array#isArray for older browsers

the mighty option parser used by yargs

Tiny JavaScript tokenizer.

Cross platform child_process#spawn and child_process#spawnSync

Resolve the path of a module like `require.resolve()` but from a given path

A tiny (118 bytes), secure URL-friendly unique string ID generator

Trace the original position through a source map

An HTTP(s) proxy `http.Agent` implementation for HTTPS

Babel Types is a Lodash-esque utility library for AST nodes

Check if a path exists

minimal implementation of a PassThrough stream

easily create complex multi-column command-line-interfaces

The tiniest and the fastest library for terminal output formatting with ANSI colors

ECMAScript JS AST traversal functions

resolve like require.resolve() on behalf of files asynchronously and synchronously

Get the command from a shebang

Regular expression for matching a shebang line

Validate identifier/keywords name

An implementation of the WHATWG URL Standard's URL API and parsing machinery

A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.

fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.

Converts a source-map from/to different formats and allows adding/changing properties.

Implements the WebIDL algorithms for converting to and from JavaScript values

Create and parse HTTP Content-Type header

TypeScript definitions for estree

A robust, ES3 compatible, "has own property" predicate.

Express style path to RegExp utility

Stringify any JavaScript value.

Minimal and efficient cross-platform file watching library

ECMAScript scope analyzer for ESLint

An implementation of the Unicode UTS #46: Unicode IDNA Compatibility Processing

Strip comments from JSON. Lets you use comments in your JSON files!

Browser-friendly inheritance fully compatible with standard node.js inherits()

Modify strings, generate sourcemaps

Recursive version of fs.readdir with small RAM & CPU footprint

HTTP server cookie parsing and serialization

Turns an AST into code.

Get a stream as a string, Buffer, ArrayBuffer or array

HTTP content negotiation

Implementation of Function.prototype.bind

Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet