Lightweight debugging utility for Node.js and the browser

ANSI escape codes for styling strings in the terminal

a glob matcher in javascript

Brace expansion as known from sh/bash

Strip ANSI escape codes from a string

Regular expression for matching ANSI escape codes

Tiny millisecond conversion utility

A cache object that deletes the least-recently-used items.

Get the visual width of a string - the number of columns required to display it

Detect whether a terminal supports color

Terminal string styling done right

the complete solution for node.js command-line programs

Wordwrap a string with ANSI escape codes

Blazing fast and accurate glob matcher written in JavaScript, with no dependencies and full support for standard and extended Bash glob features, including braces, extglobs, POSIX brackets, and regular expressions.

Runtime library for TypeScript helper functions

the most correct and second fastest glob implementation in JavaScript

minimal implementation of a PassThrough stream

TypeScript definitions for node

Match balanced character pairs, like "{" and "}"

A list of color names and its values

Generates and consumes source maps

Another JSON Schema Validator

A collection of essential TypeScript types

Node.js Streams, a user-land copy of the stream library from Node.js

Plain color conversion functions

Escape RegExp special characters

Extract the non-magic parent path from a glob string.

Yet Another Linked List

Find a file or directory by walking up parent directories

Safer Node.js Buffer API

Check if argv has a specific flag

Run multiple promise-returning & async functions with limited concurrency

Traverse JSON Schema passing each schema object to callback

when you want to fire an event no matter how a process exits.

Minimal module to check if a file is executable.

Get the first path that exists on disk of multiple paths

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

Convert character encodings in pure javascript.

Get the first fulfilled promise that satisfies the provided testing function

Get the PATH environment variable key cross-platform

Ignore is a manager and filter for .gitignore rules, the one used by eslint, gitbook and many others.

YAML 1.2 parser and serializer

Global identifiers from different JavaScript environments

Tool for transforming styles with JS plugins

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

The string_decoder module from Node core

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

Array#isArray for older browsers

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

Media Type Database

Cross platform child_process#spawn and child_process#spawnSync

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

The ultimate javascript content-type utility.

the mighty option parser used by yargs

ECMAScript parser

Trace the original position through a source map

Regular expression for matching a shebang line

Get the command from a shebang

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

TypeScript is a language for application scale JavaScript development

ECMAScript JS AST traversal functions

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

Stringify any JavaScript value.

easily create complex multi-column command-line-interfaces

Tiny JavaScript tokenizer.

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

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

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

JSON for Humans

Check if a path exists

Express style path to RegExp utility

TypeScript definitions for estree

A drop-in replacement for fs, making various improvements.

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

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

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

Implementation of Function.prototype.bind

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

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