freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

The Secure CommsOS™ for mission-critical operations

🐠 Babel is a compiler for writing next generation JavaScript.

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

Interactive Data Visualization in the browser, from Python

Run compilers interactively from your web browser and interact with the assembly

⁉️ Lightweight JavaScript form validation, that had minimal configuration and felt natural to use. No dependencies, support UMD.