Array#isArray for older browsers

Brand checking of React Elements.

A querystring parser that supports nesting and arrays, with a depth limit

babel's modular runtime helpers

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

Implementation of Function.prototype.bind

Express style path to RegExp utility

Robustly `.call.bind()` a function

string representations of objects in node and the browser

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

Store information about any JS value in a side channel. Uses WeakMap if available.

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

ES2015 `Object.assign()` ponyfill

ECMAScript spec abstract operations.

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

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

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.

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

Standard library

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

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.

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

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

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

ES2017 spec-compliant Object.values shim.

Object.prototype.hasOwnProperty.call shortcut

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.

React package for working with the DOM.

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

A simple utility for conditionally joining classNames together

A Query Language and Runtime which can target any service.

A tiny invariant function

Declarative routing for React

Declarative routing for React web applications

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

Manage session history with JavaScript

Resolve URL pathnames using JavaScript

Are these two JavaScript values equal?

Fast 3kb React-compatible Virtual DOM library.

Easily measure performance metrics in JavaScript

Create components whose prop changes map to a global side effect

A document head manager for React

Smaller Polyfill for the proposed React context API

Custom React PropType validators that we use at Airbnb.

A fully-featured and blazing-fast JavaScript API client to interact with Algolia API.

For use with React PropTypes. Will error on any prop not explicitly specified.

Helper for implementing advanced search features with algolia

Node's event emitter for all engines.

Components to provide and consume RTL or LTR direction in React

[![Build Status][travis-svg]][travis-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

A responsive and accessible date range picker component built with React

Sometimes you have to do horrible things, like use the global object to share a singleton. Abstract that away, with this!

Interface for react-with-styles outputting CSS

InstantSearch.js is a JavaScript library for building performant and instant search experiences with Algolia.

⚡ Lightning-fast search for React, by Algolia

⚡ Lightning-fast search for React DOM, by Algolia

Compiles a function to compute the plural forms index for a given value

React component of botframework-webchat