Runtime library for TypeScript helper functions

RFC4122 (v1, v4, and v5) UUIDs

Array#isArray for older browsers

Brand checking of React Elements.

A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.

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

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

HTTP server cookie parsing and serialization

Robustly `.call.bind()` a function

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

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

ECMAScript spec abstract operations.

Base64 encoding/decoding in pure JS

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

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

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

Node's event emitter for all engines.

Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Standard library

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

Returns an array of Typed Array names that are available in the current environment

Node.js's util module for all engines

Escape string for use in HTML

EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.

A better forEach

Object.prototype.hasOwnProperty.call shortcut

Cooperative scheduler for the browser environment.

Runtime type checking for React props and similar objects.

Is this an arguments object? It's a harder question than you think.

React is a JavaScript library for building user interfaces.

React package for working with the DOM.

Determine if a function is a native generator function.

The core `url` packaged standalone for use with Browserify.

[](https://www.npmjs.com/package/@aws-sdk/middleware-user-agent) [](https://www.npmjs.c

A better decodeURIComponent

[](https://www.npmjs.com/package/@aws-sdk/middleware-logger) [](https://www.npmjs.com/package/@

[](https://www.npmjs.com/package/@aws-sdk/util-user-agent-browser) [](https://www.n

[](https://www.npmjs.com/package/@aws-sdk/middleware-host-header) [](https://www.npmj

emotion's memoize utility

A pure JS implementation SHA256.

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

Node's querystring module for all engines.

Helper functions

Formats data into a string table.

invariant

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

[](https://www.npmjs.com/package/@aws-sdk/middleware-signing) [](https://www.npmjs.com/packag

A Light–weight CSS Preprocessor

Symbol.observable ponyfill

Parse and stringify URL query strings

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

A MurmurHash2 implementation

A Query Language and Runtime which can target any service.

A browser UTF-8 string <-> UInt8Array converter

Provides functions for detecting if the host environment supports the WebCrypto API

SHA256 wrapper for browsers that prefers `window.crypto.subtle` but will fall back to a pure JS implementation in @aws-crypto/sha256-js to provide a consistent interface for SHA256.

Provides functions and types for detecting if the host environment is IE11

serialization utils for emotion

Lightweight browser detector

A tiny invariant function

internal utils for emotion

Floating UI for the web

A stricter URI encode adhering to RFC 3986

Positioning library for floating elements: tooltips, popovers, dropdowns, and more

A memoization library which only remembers the latest invocation

emotion's cache

emotion's stylesheet

[](https://www.npmjs.com/package/@aws-sdk/util-locate-window) [](https://www.npmjs.com/packag

Core Storybook Components

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

JMESPath implementation in javascript

implementation of crypto for the browser

A simple, lightweight JavaScript API for handling cookies

> Simple styling in React.

Filter object keys and values into a new object

Like lodash isEqualWith but for shallow equal.

A JavaScript template literal tag that parses GraphQL queries

Split a string on the first occurance of a given separator

Tiny 200b functional Event Emitter / pubsub.

Check if something is a promise

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

[](https://www.npmjs.com/package/@aws-sdk/protocol-http) [](https://www.npmjs.com/package/@aws-sdk/prot

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

[](https://www.npmjs.com/package/@aws-sdk/property-provider) [](https://www.npmjs.com/package/@

Performant, flexible and extensible forms library for React Hooks

A Select control built with and for ReactJS

Provides a function for detecting if an argument is an ArrayBuffer

A custom build of Stylis

A standalone implementation of the AWS Signature V4 request signing algorithm

Thin wrapper around zen-observable and @types/zen-observable, to support ESM exports as well as CommonJS exports

A React helper hook for scheduling a layout effect with a fallback to a regular effect for environments where layout effects should not be used (such as server-side rendering).

Converts binary buffers to and from lowercase hexadecimal encoding

TypeScript implementation of invariant(condition, message)

[](https://www.npmjs.com/package/@aws-sdk/smithy-client) [](https://www.npmjs.com/package/@aws-sdk/smit

[](https://www.npmjs.com/package/@aws-sdk/config-resolver) [](https://www.npmjs.com/package/@aws-sd

An Implementation of ES Observables

[](https://www.npmjs.com/package/@aws-sdk/util-uri-escape) [](https://www.npmjs.com/package/@aws-sd

[](https://www.npmjs.com/package/@aws-sdk/querystring-parser) [](https://www.npmjs.com/packag

[](https://www.npmjs.com/package/@aws-sdk/url-parser) [](https://www.npmjs.com/package/@aws-sdk/url-parser)

[](https://www.npmjs.com/package/@aws-sdk/querystring-builder) [](https://www.npmjs.com/pac

Provides a means for composing multiple middleware functions into a single handler

[](https://www.npmjs.com/package/@aws-sdk/service-error-classification) [

[](https://www.npmjs.com/package/@aws-sdk/middleware-retry) [](https://www.npmjs.com/package/@aws

Structural equality checking for JavaScript values

[](https://www.npmjs.com/package/@aws-sdk/middleware-serde) [](https://www.npmjs.com/package/@aws

Provides a way to make requests

[](https://www.npmjs.com/package/@aws-sdk/middleware-content-length) [](https:/

[](https://www.npmjs.com/package/@aws-sdk/invalid-dependency) [](https://www.npmjs.com/packag

AWS SDK for JavaScript Cognito Identity Client for Node.js, Browser and React Native

[](https://www.npmjs.com/package/@aws-sdk/credential-provider-cognito-identity) [![NPM downloads](https://img.shields.io/npm/dm/@aws-sdk/credential-provid

Determines the length of a request body in browsers

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.

A pure JS Base64 <-> UInt8Array converter

Create components whose prop changes map to a global side effect

A document head manager for React

Universal cookies for JavaScript

a point geometry with transforms

Utilities for working with GraphQL ASTs

An enterprise-class UI design language and React components implementation

Flexible, lightweight transport layer for GraphQL

base abstract trigger component for react

Wrapper for the loading of Google Maps JavaScript API script in the browser

Amazon Cognito Identity Provider JavaScript SDK

Core category of aws-amplify

Http utilities for Apollo Link shared across all links using http

Auth category of aws-amplify

HTTP transport layer for GraphQL

The default theme for chakra components

Error Apollo Link for GraphQL Network Stack

Core abstract of Caching layer for Apollo Client

🤖/👨‍🦰 Recognise bots/crawlers/spiders using the user agent string.

A simple yet functional GraphQL client.

Core abstract of Caching layer for Apollo Client

Polyfills for legacy browsers

Blazing fast modern site generator for React

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

An enhanced Link component for Gatsby sites with support for resource prefetching

Gatsby library that helps creating pages

React Router scroll management forked from https://github.com/ytase/react-router-scroll for Gatsby

Relocate resource intensive third-party scripts off of the main thread and into a web worker.

Stand alone shallowCompare for use in libraries that support shouldComponentUpdate

Gatsby's fork to modernize reach-router

Isomorphic component that allows rendering react components on a google map

Javascript library for Amplitude Analytics

React Apollo Hooks.

An enhanced script component for Gatsby sites with support for various loading strategies

React Apollo common utilities.

The easiest way to get started with Apollo Client

Toolkit for building accessible rich web apps with React

A parser and serializer for Prismic's Rich Text format

Type definitions for Prismic related structure

A spinner is an animated spinning icon that lets users know content is being loaded.

Gatsby plugin to add google tagmanager onto a site

Set of helpers to manage Prismic data

Gatsby plugin to add support for styled components

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

Check and use appropriate storage adapter for browser (localStorage, sessionStorage, cookies, memory)

Add canonical links to HTML pages Gatsby generates.

A library to edit lottie-web animations dynamically

A React implementation of the google [DFP](https://developers.google.com/doubleclick-gpt/reference "GPT Reference") API. This package is inspired in the awesome library [jquery.dfp](https://github.com/coop182/jquery.dfp.js), and aims to provide its same e

Use amphtml components inside your React apps easily!