Redis client library
fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as mkdir -p, cp -r, and rm -rf.
get colors in your node.js console
Lodash modular utilities.
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
simple, flexible, fun test framework
elegant & feature rich browser / node HTTP with a fluent API
yargs the modern, pirate-themed, successor to optimist.
Streams3, a user-land copy of the stream library from Node.js