- winston
A logger for just about everything.
- q
A library for promises (CommonJS/Promises/A,B,D)
- glob
a little globber
- commander
the complete solution for node.js command-line programs
- mocha
simple, flexible, fun test framework
- async
Higher-order functions and common patterns for asynchronous code
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- ms
Tiny millisecond conversion utility
- js-yaml
YAML 1.2 parser and serializer
- CodeWhisperer alternatives