Simple XML to JavaScript object converter.

String validation and sanitization

Syntax highlighting with language autodetection.

Markdown-it - modern pluggable markdown parser.

A beautiful, responsive, customizable and accessible (WAI-ARIA) replacement for JavaScript's popup boxes, supported fork of sweetalert

Lightweight debugging utility for Node.js and the browser

Tiny millisecond conversion utility

Node.js Streams, a user-land copy of the stream library from Node.js

The string_decoder module from Node core

RFC4122 (v1, v4, and v5) UUIDs

Array#isArray for older browsers

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

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

Node.js Buffer API, for the browser

Runtime for Regenerator-compiled generator and async functions.

Encode & decode XML and HTML entities with ease & speed

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

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

Object.prototype.hasOwnProperty.call shortcut

Implementation of Function.prototype.bind

Robustly `.call.bind()` a function

Utilities for working with htmlparser2's dom

Standard library

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

Base64 encoding/decoding in pure JS

ECMAScript spec abstract operations.

render domhandler DOM nodes to a string

Handler for htmlparser2 that turns pages into a dom

all the types of nodes in htmlparser2's dom

Node.js's util module for all engines

An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim

Full featured Promises/A+ implementation with exceptionally good performance

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

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.

Fast & forgiving HTML/XML parser

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

zlib port to javascript - fast, modularized, with browser support

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

An XML builder for node.js

Runtime type checking for React props and similar objects.

Cooperative scheduler for the browser environment.

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

React package for working with the DOM.

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

Determine if a function is a native generator function.

Immutable Data Collections

the path module from node core for browsers

A react component toolset for managing animations

The assert module from Node.js, for the browser.

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment

a few common utility template tags for ES2015

A Query Language and Runtime which can target any service.

timers module for browserify

Node's querystring module for all engines. (ES3 compat fork)

A lightweight library that provides tools for organizing asynchronous code

Manage session history with JavaScript

elegant & feature rich browser / node HTTP with a fluent API

URL utilities for markdown-it

Links recognition library with FULL unicode support

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

Check if something is a promise

Micro subset of unicode data files for markdown-it projects.

A polyfill for the Resize Observer API

Decode JWT tokens, mostly useful for browser applications.

ES2015-compliant shim for Number.isNaN - the global isNaN returns false positives.

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

ECMAScript 2015 (ES6) Object.assign polyfill and ponyfill

internal utils shared across @vue packages

A fully-featured caching GraphQL client.

Build forms in React, without the tears

Bootstrap 5 components built with React

A core runtime for building GraphQL-driven applications.

foreach component + npm package

Functional programming in TypeScript

Datadog browser core utilities.

React components that implement Google's Material Design.

Beautiful and accessible drag and drop for lists with React

Fast, small color manipulation and conversion for JavaScript

Datadog browser RUM core utilities.

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

Parse JSON safely without throwing

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

Saga middleware for Redux to handle Side Effects

Detect device type and render your component according to it

Common utilities and types for Chakra UI

Telephone number input React component

React Native for Web

FantasyLand compliant (monadic) alternative to Promises

User-Agent string parser (js implementation)