An open-source, extensible, HTML5 first media player for the web.

A simpler rewrite of Google's libphonenumber library in JavaScript.

DocSearch

A free search service designed for developer documentation websites.

A responsive and customizable lightbox library.

Quicklink

An open-source JavaScript library from the Google Chrome team that speeds up subsequent page loads by prefetching links likely to be visited next.

URI.js

A JavaScript library for manipulating URLs.

Ruffle

An Adobe Flash Player emulator written in the Rust programming language.

SignalR

A library for ASP.NET that enables real-time two-way communication between servers and clients.

Github Buttons

A JavaScript library for creating buttons with GitHub icons.

Zepto

A lightweight and modular open-source JavaScript library with a largely jQuery-compatible API, designed for modern browsers and optimized for fast execution and small file size.

Bootstrap Progressbar

A jQuery plugin that allows you to animate the Bootstrap 2 and 3 progressbar with JavaScript.

Swup

An extensible page transition library that offers smooth animations, smart preloading, native browser history and enhanced accessibility.

React Redux

The official UI bindings library for integrating Redux with React applications.

HeadJS

A JavaScript loader that loads scripts in parallel, but executes them in order.

Preact

A fast 3kB alternative to React with the same modern API.

Lit

An open-source JavaScript library for building fast and lightweight web components, developed as the successor to Google's Polymer project.

Auth.js

An open-source authentication solution that integrates with Next.js, Nuxt, Qwik, and other modern JavaScript frameworks to handle user sign-in, session management, and access control.

Two.js

A two-dimensional drawing library with the the same API for SVG, canvas, and WebGL.

Vanta.js

A script that allows you to add animated 3D backgrounds to any webpage with just a few lines of code.

ES6 Shim

Provides compatibility shims so that legacy JavaScript engines behave as closely as possible to ECMAScript 6.

Toast UI

An open-source JavaScript UI library that consists of a markdown editor, image editor, powerful chart, grid, calendar and other components.

date-fns

Provides the most comprehensive set of over 200 functions for manipulating dates in JavaScript.

Fuse.js

A powerful and lightweight JavaScript library for client-side fuzzy search.

SoundJS

A library for working with audio that provides a consistent API for loading and playing audio on different browsers and devices.

Spry

A deprecated JavaScript framework by Adobe that enables the rapid development of Ajax-powered web pages.