fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as mkdir -p, cp -r, and rm -rf.
Higher-order functions and common patterns for asynchronous code
the complete solution for node.js command-line programs
yargs the modern, pirate-themed, successor to optimist.
Tiny, fast, and elegant implementation of core jQuery designed specifically for the server
A tiny wrapper around Node.js streams.Transform (Streams2/3) to avoid explicit subclassing noise
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.
a little globber