Streams3, a user-land copy of the stream library from Node.js
Fast, unopinionated, minimalist web framework
fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as mkdir -p, cp -r, and rm -rf.
A logger for just about everything.
Parse, validate, manipulate, and display dates
elegant & feature rich browser / node HTTP with a fluent API
Lodash modular utilities.
A library for promises (CommonJS/Promises/A,B,D)