Open-Source Collaborative JVM Scripting Environment (kobrix.com)

Features:

- Support of many popular JVM languages with syntax highlighting and code completion for most. - Advanced script editing interface based on structured notebooks as popularized by the Mathematica system. - A WYSIWYG HTML editor for documentation. - An infinite, zoomable 2D canvas for arbitrary layout of components, container nesting and more. - Full workspace automatically persisted in an embedded HyperGraphDB database. - Support for importing 3d party libraries in multiple evaluation contexts. - Based on the JSR 223 standard for language interoperability - all languages share the same runtime context. - Real-time collaboration and exchange of components and notebooks via a P2P network.