Scriptaculous

An open-source JavaScript library built on the Prototype framework that provides visual effects, user interface controls, and AJAX utilities for web applications.

SweetAlert

A JavaScript library for creating styled popup messages as an alternative to native browser alert boxes.

MathJax

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

Rangeslider.js

Simple jQuery polyfill for the HTML5 <input type="range"> slider element.

html2canvas

A script that takes "screenshots" of web pages or parts of them, directly on the user's browser.

Howler.js

A cross-platform audio library that defaults to Web Audio API and falls back to HTML5 Audio.

Day.js

Fast 2kB alternative to Moment.js with the same modern API.

Knockout

A JavaScript MVVM (Model-View-ViewModel) library that helps developers create rich, desktop-like user interfaces with JavaScript and HTML.

Turbolinks

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

Locomotive Scroll

A simple scroll library with smooth scrolling, parallax effects, toggling classes, and triggering event listeners when elements are in the viewport.

Beasties

A plugin that inlines your app's critical CSS and lazy-loads the rest.

Three.js

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

GraphQL.js

The JavaScript reference implementation for GraphQL, a query language for APIs created by Facebook.

Rough.js

A small graphics library that lets you draw in a sketchy, hand-drawn style.

Fullscreen Lightbox

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

Air Datepicker

A customizable datepicker written in pure JavaScript without any dependencies.

PixiJS

A rendering library with WebGPU/WebGL support for creating rich, interactive graphics and cross-platform applications and games.

Snap.svg

A JavaScript library for animating, manipulating, and generating SVG content.

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.

HeadJS

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

Jasny Bootstrap

A Bootstrap extension that adds Button Labels, Off Canvas Navmenu, Fixed Alerts, Row Link and File Input widget components.

An elegant, responsive and lightweight notification plugin with no dependencies.

Swup

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

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.

CesiumJS

A JavaScript library for creating 3D globes and 2D maps in a web browser.