MathJax

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

Intro.js

A lightweight open-source JavaScript library for creating step-by-step onboarding tours in web applications.

Google Interactive Media Ads

Google Interactive Media Ads enable publishers to request ads from any VAST-compliant ad server and manage ad playback.

Gijgo

An open-source set of JavaScript controls that includes grid, tree, dialog, dropdown, slider and date/time pickers.

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

Mo.js

An open-source, retina-ready, modular JavaScript motion graphics library.

Quill

An open-source JavaScript WYSIWYG text editor designed to provide consistent content editing across browsers using a structured document model.

Canvas Confetti

A performant confetti animation library for the browser.

Vanta.js

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

Htmx

An open-source JavaScript library that extends HTML by adding custom attributes to trigger AJAX requests, CSS transitions, WebSockets, and Server-Sent Events directly in HTML markup.

D3.js

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

Howler.js

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

Motion UI

A Sass library for creating flexible CSS transitions and animations.

Swup

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

Hyperscript

A scripting language that allows developers to respond to events and perform simple DOM manipulation in code embedded directly in HTML elements.

Prefix-free

A legacy script that adds browser prefixes to CSS code when needed for old browsers.

SignalR

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

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.

Micromodal.js

A tiny JavaScript library for creating accessible modal dialogs.

Ruffle

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

HeadJS

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

Ouibounce

A small library enabling you to display a modal before a user leaves your website.

Rough.js

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

Shepherd

An open-source digital adoption platform that lets developers build custom onboarding tours, trainings, and announcements inside web applications.

ES6 Shim

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