- cheerio
Tiny, fast, and elegant implementation of core jQuery designed specifically for the server
- mkdirp
Recursively mkdir, like `mkdir -p`
- readable-stream
Streams3, a user-land copy of the stream library from Node.js
- yargs
yargs the modern, pirate-themed, successor to optimist.
- commander
the complete solution for node.js command-line programs
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- chalk
Terminal string styling done right
- winston
A logger for just about everything.
- ms
Tiny millisecond conversion utility
- Top 12 Jupyter Notebook extensions