RFC4122 (v1, v4, and v5) UUIDs

Array#isArray for older browsers

Brand checking of React Elements.

babel's modular runtime helpers

Express style path to RegExp utility

Fast deep equal

Determine if an object is a Buffer

Runtime type checking for React props and similar objects.

TypeScript plugin for ESLint

Cooperative scheduler for the browser environment.

React is a JavaScript library for building user interfaces.

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

2KB immutable date time library alternative to Moment.js with the same modern API

implementation of crypto for the browser

Declarative routing for React

Manage session history with JavaScript

Declarative routing for React web applications

Predictable state container for JavaScript apps

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

Like lodash isEqualWith but for shallow equal.

A tiny invariant function

Selectors for Redux.

A polyfill for the Resize Observer API

A utility-first CSS framework for rapidly building custom user interfaces.

Easily measure performance metrics in JavaScript

The official, opinionated, batteries-included toolset for efficient Redux development

Thread-safe Helmet for React 16+ and friends

Monitor if a component is inside the viewport, using IntersectionObserver API

Wrappers for Redux DevTools Extension.

Saga middleware for Redux to handle Side Effects

Redux-saga internal symbol "registry".

Runtime type checking helpers

React code splitting made easy.

Social media share buttons and share counts for React.

React integration for @bugsnag/js

React component for google-recaptcha v3

A custom React Hook that provides a multi-instance, multi-tab/browser shared and persistent state.