- semver
The semantic version parser used by npm.
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- readable-stream
Streams3, a user-land copy of the stream library from Node.js
- mocha
simple, flexible, fun test framework
- bluebird
Full featured Promises/A+ implementation with exceptionally good performance
- colors
get colors in your node.js console
- moment
Parse, validate, manipulate, and display dates
- mime-types
The ultimate javascript content-type utility.
- winston
A logger for just about everything.
- Top plugins for WebStorm