Node.js is an open-source, cross-platform JavaScript run-time environment for executing JavaScript code server-side.

Meteor is a complete platform for building web and mobile apps in pure JavaScript.

Electron helps you build cross platform desktop apps with JavaScript, HTML, and CSS.

Silverlight is a powerful development tool for creating engaging, interactive user experiences for Web and mobile applications.

Prism is a simple XULRunner based browser that hosts web applications without the normal web browser user interface.

Derby is a full-stack framework for writing modern web applications.