250 Most Popular Javascript Packages

Check if the process is running inside Windows Subsystem for Linux (Bash on Windows)

Is this specifier a node.js core module?

JavaScript sprintf implementation

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Serialize JavaScript to a superset of JSON that includes regular expressions and functions.

The Node.js `util.deprecate()` function with browser support

It's a very fast and efficient glob library for Node.js

Finds the common standard cache directory

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

HTML parser and serializer.

like `chown -R`

Normalize a URL

A utility function to get the type of a value

Node.js releases data

[](https://travis-ci.org/stefanpenner/get-caller-file) [](https://ci.a

Indent each line in a string

An RFC 3986/3987 compliant, scheme extendable URI/IRI parsing/validating/resolving library for JavaScript.

TypeScript is a language for application scale JavaScript development

Utilities for ESLint plugins.

Encode & decode XML and HTML entities with ease & speed

Minimal module to check if a file is executable.

ES2015 `Object.assign()` ponyfill

all the types of nodes in htmlparser2's dom

Returns true if an object was created by the `Object` constructor, or Object.create(null).

Write files in an atomic fashion w/configurable ownership

Turn a function into an `http.Agent` instance

Check if a value is a plain object

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

HTTP and HTTPS modules that follow redirects.

Object.prototype.hasOwnProperty.call shortcut

ECMAScript (ESTree) AST walker

Node.js path.parse() ponyfill

Get and robustly cache all JS language-level intrinsics at first require time

Unicode symbols with fallbacks for older terminals

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

CSS Object Model implementation and CSS parser

Modern Buffer API polyfill without footguns

Implementation of Function.prototype.bind

Promise based HTTP client for the browser and node.js

Get and validate the raw body of a readable stream.

A [ponyfill](https://ponyfill.com) for `Buffer.from`, uses native implementation if available.

deterministic `JSON.stringify()` - a faster version of substack's json-stable-strigify without jsonify

Force V8 to use fast properties for an object

Utilities for working with htmlparser2's dom

extended POSIX-style sprintf

Normalizes data that can be found in package.json files.

Read/write IEEE754 floating point numbers from/to a Buffer or array-like object

Babel helper functions for implementing ES6 module transformations

Easily add ANSI colors to your text and symbols in the terminal. A faster drop-in replacement for chalk, kleur and turbocolor (without the dependencies and rendering bugs).