Parse, validate, manipulate, and display dates

ECMAScript extensions and shims

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

Safer Node.js Buffer API

The string_decoder module from Node core

RFC4122 (v1, v4, and v5) UUIDs

Array#isArray for older browsers

Brand checking of React Elements.

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

Node.js Buffer API, for the browser

Runtime for Regenerator-compiled generator and async functions.

Encode & decode XML and HTML entities with ease & speed

babel's modular runtime helpers

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

Implementation of Function.prototype.bind

Lodash modular utilities.

Deprecate all the things

Promise based HTTP client for the browser and node.js

Run a function exactly one time

Callback wrapping utility

Robustly `.call.bind()` a function

string representations of objects in node and the browser

The `util.is*` functions introduced in Node v0.12.

A small polyfill for Object.setprototypeof

Determine if the JS environment has Symbol support. Supports spec, or shams.

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

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

Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.

ES2015 `Object.assign()` ponyfill

HTML parser and serializer.

Utilities for working with htmlparser2's dom

ECMAScript spec abstract operations.

Base64 encoding/decoding in pure JS

Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.

render domhandler DOM nodes to a string

Is this JS value callable? Works with Functions and GeneratorFunctions, despite ES6 @@toStringTag.

Handler for htmlparser2 that turns pages into a dom

ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim

Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.

Node's event emitter for all engines.

An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim

A library for deep (recursive) merging of Javascript objects

all the types of nodes in htmlparser2's dom

process.nextTick but always with args

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

Convert a string of words to a JavaScript identifier

Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

a CSS selector compiler/engine

Determine if a value is an ES6 Symbol or not.

Node.js's util module for all engines

Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Fast & forgiving HTML/XML parser

Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

An ES2015 spec-compliant `Function.prototype.name` shim

Does this JS environment support the `name` property on functions?

ES2017 spec-compliant Object.values shim.

a CSS selector parser

An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.

Object.prototype.hasOwnProperty.call shortcut

ES5 spec-compliant shim for String.prototype.trim

Cooperative scheduler for the browser environment.

An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.

Runtime type checking for React props and similar objects.

React is a JavaScript library for building user interfaces.

process information for node.js and browsers

React package for working with the DOM.

ES2017 spec-compliant Object.entries shim.

two functions: One that returns true, one that returns false

ES2015-compliant shim for Object.is - differentiates between -0 and +0

emotion's memoize utility

A shim for the setImmediate efficient script yielding API

Copies non-react specific statics from a child component to a parent component

the path module from node core for browsers

An object of css properties that don't accept values with units

A simple utility for conditionally joining classNames together

Symbol.observable ponyfill

A function to check whether a prop is valid for HTML and SVG elements

A react component toolset for managing animations

tiny modular DOM lib for ie9+

the stream module from node core for browsers

The Lodash method `_.isEqual` exported as a module.

Utility package to determine if an `Array.prototype` method properly boxes the callback's receiver and third argument.

Lodash exported as ES modules.

Predictable state container for JavaScript apps

Fastest deep equal comparison for React. Great for React.memo & shouldComponentUpdate. Also really fast general-purpose deep comparison.

A mirror of Facebook's Warning

timers module for browserify

implementation of crypto for the browser

Node's querystring module for all engines. (ES3 compat fork)

Tiny, fast, and elegant implementation of core jQuery designed specifically for the server

Regular expression for matching IP addresses (IPv4 & IPv6)

Like lodash isEqualWith but for shallow equal.

Check whether a request can be retried based on the `error.code`

Tiny 200b functional Event Emitter / pubsub.

Check if something is a promise

The lodash method `_.flattenDeep` exported as a module.

CSS for the <Component> Age. Style components your way with speed, strong typing, and flexibility.

Thunk middleware for Redux.

Official library to use Popper on React projects

A custom build of Stylis

HTML5 `FormData` for Browsers and Node.

Simple reusable React error boundary component

A simple and powerful JavaScript animation library

Firebase Component Platform

The lodash method `_.escape` exported as a module.

Data-Driven Documents

Axios plugin that intercepts failed requests and retries them whenever posible.

Angular - the routing library

A lib for generating Style Sheets with JavaScript.

Adaptation of react-addons-shallow-compare, for independent usage

React Hooks library for remote data fetching

Create components whose prop changes map to a global side effect

A document head manager for React

Stripe.js loading utility

Copy-to-clipboard React component

Ultimate calendar for your React app.

Responsive, theme-based style props for building design systems with React

React Bootstrap components

Styled System for the `css` prop

Read the docs: https://styled-system.com/variants

chain a bunch of functions together into a single call

Stand alone shallowCompare for use in libraries that support shouldComponentUpdate

A framework for building GraphQL-driven React applications.

The `themeGet` function is an existential getter function that can be used in any style declaration to get a value from your theme, with support for fallback values. This helps prevent errors from throwing when a theme value is missing, which can be helpf

A higher order component that displaces your component into a remote region of the DOM

A highly-customizable web-based chat client for Azure Bot Services.