Micromodal.js

A tiny JavaScript library for creating accessible modal dialogs.

Animsition

A simple jQuery plugin for CSS animated page transitions.

Tether

A client-side library to make absolutely positioned elements attach to elements in the page efficiently.

iCheck

Highly customizable checkboxes and radio buttons for jQuery and Zepto.

Turbolinks

A JavaScript library that allows web apps to behave like a single page application.

Emotion

An open-source CSS-in-JS library for writing and managing styles with JavaScript and TypeScript that can be used both with React and in a framework-agnostic way.

SimpleParallax

A lightweight and easy-to-use React and JS library that adds parallax animations to any image.

flv.js

An HTML5 Flash Video Player written in pure JavaScript without Flash.

Green Popups

A commercial popup system with a drag-and-drop popup builder, 20+ popup elements, 200+ professionally designed templates, available as a WordPress plugin or standalone script.

Three.js

A JavaScript library for creating and rendering 3D graphics using WebGL/WebGPU in a web browser.

Slideout.js

A touch slideout navigation menu for your mobile web apps.

Elegant, responsive, flexible and lightweight modal plugin for jQuery.

BaguetteBox.js

Simple and easy to use lightbox script written in pure JavaScript.

Fastly Polyfill

A service that reads the User-Agent header of each request and returns polyfills appropriate for the requesting browser.

A lightweight, pure JavaScript library for responding to CSS media queries.

Fabric.js

A JavaScript canvas library with serialization and SVG-to-canvas/canvas-to-SVG parsers.

A lightweight and flexible script that speeds up your web application by delaying the loading of your below-the-fold images, videos and iframes until they enter the viewport.

YUI

A legacy, open-source JavaScript and CSS library for building interactive web applications with a focus on modular architecture and cross-browser consistency.

Partytown

A lazy-loaded library to help relocate resource intensive scripts into a web worker, and off of the main thread.

Socket.io

A library that enables real-time, bidirectional and event-based communication between the browser and the server.

MathJax

An open-source JavaScript rendering engine for LaTeX, MathML, and AsciiMath notation that works in all modern browsers.

GeoJS

A REST-based IP geolocation service that provides APIs without authentication or rate limits.

Fullscreen Lightbox

A vanilla JavaScript plugin with no dependencies for displaying images and videos in a clean overlay box.

D3.js

An open-source, low-level JavaScript toolbox for data visualization.

Highlight.js

An open-source JavaScript syntax highlighter with automatic language detection and zero dependencies for browser and server-side environments.