emerleite/node-gravatar

JavaScript MD5 implementation. Compatible with server-side environments like Node.js, module loaders like RequireJS, Browserify or webpack and all web browsers.

Provides a fast, pretty robust e-mail validator. Only checks form, not function.

Node's querystring module for all engines.

yargs the modern, pirate-themed, successor to optimist.

simple, flexible, fun test framework

Simple and powerful testing for command-line apps

test framework agnostic BDD-style assertions