The library for web and native user interfaces.

The HTML Presentation Framework

uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.

Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.

jQuery JavaScript Library

AngularJS - HTML enhanced for web apps!

PDF Reader in JavaScript

Meteor, the JavaScript App Platform

The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry

Give your JS App some Backbone with Models, Views, Collections, and Events

JavaScript's utility _ belt

Ace (Ajax.org Cloud9 Editor)

Find and fix problems in your JavaScript code.

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.

A fully-modern text-based browser, rendering to TTY and browsers

Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF

Control and manage Android devices from your browser.

The official jQuery user interface library.

The exceptionally handsome dashboard framework in Ruby and Coffeescript.

A JavaScript engine optimized for running React Native.

Beautiful and accessible math in all browsers

Knockout makes it easier to create rich, responsive UIs with JavaScript

jQuery Validation Plugin library sources

A Node.js tool to automate end-to-end web testing.

Self-hosted chat app for small teams

jQuery Mobile Framework

A Beautiful Open Source RSS & Podcast App Powered by Getstream.io

JSHint is a tool that helps to detect errors and potential problems in your JavaScript code

JSON in JavaScript

A comprehensive path-finding library for grid based games