Yargs helps you build interactive command line tools by parsing arguments and generating an elegant user interface.

Yargs gives you: * commands and (grouped) options (like module run -n --force), * a dynamically generated help menu based on your arguments, * bash-completion shortcuts for commands and options.

With yargs, ye be havin' a map that leads straight to yer treasure! Treasure of course, being a simple option hash.

Node.js is an event-based server-side JavaScript engine.