Paper.js

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

A global utility for tracking the current input method (mouse, keyboard or touch).

Fabric.js

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

LocalForage

An offline storage library that provides a unified API for IndexedDB, WebSQL, and localStorage.

Senna.js

A fast single page application engine from Liferay.

Styled Components

An open-source CSS-in-JS library for React that allows developers to define component styles directly within JavaScript and TypeScript code.

MathJax

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

A lightbox library for photos and videos, last released in 2014.

fullPage.js

A library that creates fullscreen scrolling websites with landscape sliders inside the sections of the page.

SystemJS

A hookable, standards-based, dynamic ES module module loader.

Critters

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

Polymer

A legacy open-source JavaScript library created by Google for building components based on Web Components standards.

jQuery LazyLoad

A deprecated jQuery lazy loading plugin.

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.

StyleX

An open-source styling system and CSS-in-JS library developed by Meta for building and maintaining large-scale web applications.

Ruffle

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

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

Tabulator

An open-source JavaScript library for building interactive data tables and grids in web applications with support for client-side and remote datasets.