Javascript Networking Library for building real-time web applications
JavaScript is a multi-platform package management and module system for JavaScript. modules can be evaluated in a JavaScript runtime (e.g. node.js) or precompiled into a single package for use on the client side. provides the following:

A module system. Dependency graph that works in the client and the browser. Support and networking libraries that can be used on either platform.

run the repl:

$ jsio

or run a script:

$ jsio file.js  

or the compiler:

$ jsio-compile