- q
A library for promises (CommonJS/Promises/A,B,D)
- winston
A logger for just about everything.
- mime-types
The ultimate javascript content-type utility.
- crypto
- cheerio
Tiny, fast, and elegant implementation of core jQuery designed specifically for the server
- moment
Parse, validate, manipulate, and display dates
- async
Higher-order functions and common patterns for asynchronous code
- ms
Tiny millisecond conversion utility
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- Top Vim plugins