Phoenix is a modern open-source Code Editor for the web
Apache NetBeans
A web-based IDE for HTML5 game development. Powered by Phaser
Apache Royale ASJS
Complete Claude Code configuration collection
A cross-platform framework using Vue.js
Web IDE in single HTML file
A modern, lightweight yet powerful text editor
CodeLite: an open source, cross platform C/C++/PHP and JavaScript IDE
The professional, open source development tool for the open web
Tools for developing qooxdoo Web apps
Free data acquisition and data visualization cross-platform software
Simple Web-based environment for PHP scripting in programming class
Interactive Environment for Coffee-Script, Jade and Stylus
Tools to support the learning of the C programming language
Web development IDE in browser, supports Java, ruby, javascript...etc
AMOS BASIC reimplementation in Java