ECMAScript extensions and shims

Lightweight debugging utility for Node.js and the browser

Runtime library for TypeScript helper functions

Tiny millisecond conversion utility

Array#isArray for older browsers

Brand checking of React Elements.

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

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

Node.js Buffer API, for the browser

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

HTTP server cookie parsing and serialization

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.

Reactive Extensions for modern JavaScript

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

Base64 encoding/decoding in pure JS

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

Standard library

Port of jQuery.extend for node.js and the browser

Object.prototype.hasOwnProperty.call shortcut

Runtime type checking for React props and similar objects.

minimalistic-assert ===

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 window.fetch polyfill.

A tiny invariant function

Various hash functions that could be run by both browser and node

Environment agnostic nextTick polyfill

Declarative routing for React web applications

Lodash exported as ES modules.

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

timers module for browserify

Like lodash isEqualWith but for shallow equal.

Manage session history with JavaScript

Backwards compatibility polyfill for React class components

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

An Implementation of ES Observables

A collection of implementation for ECMAScript abstract operations

Resolve URL pathnames using JavaScript

Are these two JavaScript values equal?

Structural equality checking for JavaScript values

Formats ICU Message strings with number, date, plural, and select placeholders to create localized messages.

fork of fast-memoize and support esm

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

Auto-resizing Input Component for React

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

Thread-safe Helmet for React 16+ and friends

Accessible modal dialog component for React.JS

Universal cookies for JavaScript

Internationalize React apps. This library provides React components and an API to format dates, numbers, and strings, including pluralization and handling translations.

function binding utility

Flexible, lightweight transport layer for GraphQL

Internationalize JS apps. This library provides an API to format dates, numbers, and strings, including pluralization and handling translations.

Remove any existing casing from a string.

Minimalistic but perfect custom scrollbar plugin

A React utility belt for function components and higher-order components

Listen for changes. Like an event emitter that only emits a single event type. Really tiny.

remove diacritics from strings

i18n for ISO 3166-1 country codes

Media queries in react for responsive design

Masked input component for React

A function that merges given class names, no matter their format: string with single or multiple class names or an array of class names. Filters out invalid class names as well.

Universal cookies for React

Ultimate calendar for your React app.

React code splitting made easy.

Javascript library for Amplitude Analytics

Lazyload your components, images or anything where performance matters.

React Apollo common utilities.

React Apollo Hooks, Components, and HOC.

A variant of sweetalert for use with React and Bootstrap

Shared Feathers utility functions