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.

GraphQL.js

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

ScrollReveal

A commercial JavaScript library for animating elements as they enter/leave the viewport.

Turbo

A lightweight JavaScript library that provides the speed and feel of a single-page application without requiring developers to write any JavaScript.

Turbolinks

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

Lenis

A modern, lightweight, and performant open-source smooth scrolling library with WebGL scroll synchronization, parallax effects, and more.

Client-side support for CSS custom properties (aka "CSS variables") in legacy and modern browsers.

Three.js

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

Hammer.js

An open-source JavaScript library for detecting gestures from touch, mouse, and pointer events.

Prism

A lightweight, extensible syntax highlighter designed for fast client-side code highlighting in web pages and documentation systems.

Grid.js

An open-source JavaScript table plugin for displaying tabular data with built-in search, sorting, and pagination features.

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

YUI

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

Critters

A deprecated Webpack plugin that inlines your app's critical CSS and lazily loads the rest.

Paper.js

An open-source vector graphics scripting framework that runs on top of the HTML5 Canvas.

Web Vitals

A lightweight JavaScript library for measuring Core Web Vitals and related performance metrics on real users in the browser.

Spin.js

An animated, configurable, resolution independent loading spinner with no dependencies.

A lightweight JavaScript library that allows you to animate SVGs, giving them the appearance of being drawn.

Justified Gallery

A JavaScript library that allows you to create an high quality justified gallery of images.

VenoBox

Responsive vanilla JS lightbox plugin, suitable for images, videos, and iframes.

flv.js

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

An accelerated JavaScript animation engine.

Mmenu.js

A commercial, customizable JavaScript plugin for creating app-like menus with sliding submenus and navbars.

Mapbox GL JS

A JavaScript library for building web maps powered by vector tiles and WebGL.

Froala

A commercial JavaScript WYSIWYG HTML editor that enables rich text editing within web applications and content management systems.