In-browser code editor (version 5, legacy)

Ace (Ajax.org Cloud9 Editor)

Find and fix problems in your JavaScript code.

For slim progress bars like on YouTube, Medium, etc

A window.fetch JavaScript polyfill.

Next-generation ES module bundler

Simply beautiful open-source icons

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

Standard Library

Javascript audio library for the modern web.

JavaScript image gallery for mobile and desktop, modular, framework independent

JavaScript syntax highlighter with language auto-detection and zero dependencies.

A javascript library for multi-touch gestures :// You can touch this

A logger for just about everything.

🐏 Practical functional Javascript

Mostly adequate guide to FP (in javascript)

SVG icons for popular brands

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Proces…

A set of free MIT-licensed high-quality SVG icons for UI development.

Realtime MVC Framework for Node.js

📝 Minimalistic Vue-powered static site generator

In-browser Markdown editor

Ember.js - A JavaScript framework for creating ambitious web applications

👌 Drag and drop so simple it hurts

⚙️ Node.js tool for optimizing SVG files

An HTML5 saveAs() FileSaver implementation

JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel. Works with React, Angular, and Vue. Supported by the Handsontable team ⚡

A JavaScript implementation of various web standards, for use with Node.js

Parse Server for Node.js / Express

Versatile typeface for code, from code.