Parse, validate, manipulate, and display dates

Streams3, 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

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

Brand checking of React Elements.

Node.js Buffer API, for the browser

babel's modular runtime helpers

Lodash modular utilities.

Runtime for Regenerator-compiled generator and async functions.

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

Encode & decode XML and HTML entities with ease & speed

Run a function exactly one time

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

string representations of objects in node and the browser

Callback wrapping utility

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

ECMAScript spec abstract operations.

HTML parser and serializer.

Object.prototype.hasOwnProperty.call shortcut

Implementation of Function.prototype.bind

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

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

Utilities for working with htmlparser2's dom

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

ES2015 `Object.assign()` ponyfill

Node.js's util module for all engines

render domhandler DOM nodes to a string

all the types of nodes in htmlparser2's dom

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

Robustly `.call.bind()` a function

Base64 encoding/decoding in pure JS

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

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

process.nextTick but always with args

Handler for htmlparser2 that turns pages into a dom

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

a CSS selector compiler/engine

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

Determine if a value is an ES6 Symbol or not.

a CSS selector parser

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

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

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

Fast & forgiving HTML/XML parser

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

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

ES2017 spec-compliant Object.values shim.

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

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

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

Runtime type checking for React props and similar objects.

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

Cooperative scheduler for the browser environment.

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

React is a JavaScript library for building user interfaces.

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

React package for working with the DOM.

process information for node.js and browsers

ES2017 spec-compliant Object.entries shim.

A shim for the setImmediate efficient script yielding API

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

the path module from node core for browsers

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

emotion's memoize utility

Symbol.observable ponyfill

the stream module from node core for browsers

A react component toolset for managing animations

A simple utility for conditionally joining classNames together

tiny modular DOM lib for ie9+

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

timers module for browserify

implementation of crypto for the browser

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

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

ECMAScript extensions and shims

Regular expression for matching IP addresses (IPv4 & IPv6)

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

A mirror of Facebook's Warning

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

Predictable state container for JavaScript apps

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

Lodash exported as ES modules.

Like lodash isEqualWith but for shallow equal.

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

A custom build of Stylis

Check if something is a promise

Official library to use Popper on React projects

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

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress

ES5 spec-compliant shim for String.prototype.trim

Thunk middleware for Redux.

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

Simple reusable React error boundary component

Firebase Component Platform

A lib for generating Style Sheets with JavaScript.

Angular - the routing library

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

HTML5 `FormData` for Browsers and Node.

Tiny 200b functional Event Emitter / pubsub.

Data-Driven Documents

A simple and powerful React and JavaScript animation library

Create components whose prop changes map to a global side effect

A document head manager for React

React Hooks library for remote data fetching

Copy-to-clipboard React component

Stripe.js loading utility

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

Styled System for the `css` prop

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

React Bootstrap components

Ultimate calendar for your React app.

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.