Runtime library for TypeScript helper functions

Array#isArray for older browsers

Brand checking of React Elements.

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.

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

ECMAScript spec abstract operations.

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

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.

A tiny (116 bytes), secure URL-friendly unique string ID generator

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

Flatten nested arrays

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.

Create and parse HTTP Content-Type header

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.

Cooperative scheduler for the browser environment.

Object.prototype.hasOwnProperty.call shortcut

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.

Implements performance.now (based on process.hrtime).

Parse, validate, manipulate, and display dates

A better decodeURIComponent

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

A shim for the setImmediate efficient script yielding API

emotion's memoize utility

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

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

A simple utility for conditionally joining classNames together

Symbol.observable ponyfill

Parse and stringify URL query strings

A MurmurHash2 implementation

A Query Language and Runtime which can target any service.

A react component toolset for managing animations

serialization utils for emotion

Tooltip and Popover Positioning Engine

A tiny invariant function

internal utils for emotion

A stricter URI encode adhering to RFC 3986

Utilities for all Sentry JavaScript SDKs

A memoization library which only remembers the latest invocation

emotion's cache

Declarative routing for React

Base implementation for all Sentry JavaScript SDKs

emotion's stylesheet

ECMAScript extensions and shims

Lodash exported as ES modules.

Predictable state container for JavaScript apps

Declarative routing for React web applications

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

A mirror of Facebook's Warning

Pluralize and singularize any word

Parse and display moments in any timezone.

timers module for browserify

A simple, lightweight JavaScript API for handling cookies

Filter object keys and values into a new object

Official React bindings for Redux

A tiny warning function

Manage session history with JavaScript

requestAnimationFrame polyfill for node and the browser

Graphical primitives for visualization, such as lines and areas.

A JavaScript template literal tag that parses GraphQL queries

Backwards compatibility polyfill for React class components

Split a string on the first occurance of a given separator

Topological sort of directed ascyclic graphs (like dependecy lists)

Dead simple Object schema validation

A simpler (and smaller) rewrite of Google Android's libphonenumber library in javascript

Thunk middleware for Redux.

tiny util for getting and setting deep object props safely

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

A Select control built with and for ReactJS

A custom build of Stylis

Official library to use Popper on React projects

Synchronous Promise-like prototype to use in testing where you would have used an ES6 Promise

TypeScript implementation of invariant(condition, message)

An Implementation of ES Observables

Resolve URL pathnames using JavaScript

Are these two JavaScript values equal?

Structural equality checking for JavaScript values

Manage contextual information needed by (a)synchronous tasks without explicitly passing objects around

Composable reactive caching with efficient invalidation.

A fully-featured caching GraphQL client.

The Next Generation of CSS-in-JS.

Build forms in React, without the tears

A simple and reusable datepicker component for React

React's ExecutionEnvironment module extracted for use in other packages & components

It is a trap! (for a focus)

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

Auto-resizing Input Component for React

Animated component props for React

Beautiful and accessible drag and drop for lists with React

Stripe.js loading utility

The iconic font, CSS, and SVG framework

Custom React PropType validators that we use at Airbnb.

state management for Vue.js

Accessible modal dialog component for React.JS

The iconic font, CSS, and SVG framework

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

Parsers, transformers and tests for special value types, eg: %, hex codes etc.

Bootstrap 5 components built with React

React components for Stripe.js and Stripe Elements

Debounce hook for react

Official React component for Font Awesome 5

Internal, shared utilities for Reach UI.

Manage multiple event handlers using few event listeners

Send logs to Datadog from web browser pages with the browser logs SDK.

The iconic font, CSS, and SVG framework

To make your life with React Portals easier.

Vector (*.svg) country flag icons in 3x2 aspect ratio.

The default theme for chakra components

Telephone number input React component

The iconic font, CSS, and SVG framework

Formatting user's text input on-the-fly

Polyfill/shim for `document.contains`

A React component for dealing with clicks outside its subtree

Components to provide and consume RTL or LTR direction in React

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React proptype for moment module

React Bootstrap components

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!

React Native for Web

Interface for react-with-styles outputting CSS

Is the current JS environment a touch device?

A ReactJS component that creates a pagination.

With more than 85 components, over 45 available plugins, several directives, and 1000+ icons, BootstrapVue provides one of the most comprehensive implementations of the Bootstrap v4 component and grid system available for Vue.js v2.6, complete with extens

React Apollo Hooks.

Rails UJS for the react-rails gem

Split SDK

Analytics utility functions used by 'analytics' module

A lightbox component for React.js

A Component React for Facebook Login

Analytics integration for Redux and ngrx/store

A variant of sweetalert for use with React and Bootstrap

A library to edit lottie-web animations dynamically

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

React component of botframework-webchat

Use amphtml components inside your React apps easily!