- mime-types
The ultimate javascript content-type utility.
- semver
The semantic version parser used by npm.
- node-fetch
A light-weight module that brings window.fetch to node.js
- rimraf
A deep deletion module for node (like `rm -rf`)
- redis
Redis client library
- qs
A querystring parser that supports nesting and arrays, with a depth limit
- commander
the complete solution for node.js command-line programs
- colors
get colors in your node.js console
- debug
small debugging utility
- Top 12 Jupyter Notebook extensions