fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as mkdir -p, cp -r, and rm -rf.
Node.js body parsing middleware
Promise based HTTP client for the browser and node.js
Full featured Promises/A+ implementation with exceptionally good performance
the complete solution for node.js command-line programs
A tiny wrapper around Node.js streams.Transform (Streams2/3) to avoid explicit subclassing noise
A querystring parser that supports nesting and arrays, with a depth limit
yargs the modern, pirate-themed, successor to optimist.