- superagent
elegant & feature rich browser / node HTTP with a fluent API
- qs
A querystring parser that supports nesting and arrays, with a depth limit
- body-parser
Node.js body parsing middleware
- mkdirp
Recursively mkdir, like `mkdir -p`
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- js-yaml
YAML 1.2 parser and serializer
- minimist
parse argument options
- glob
a little globber
- commander
the complete solution for node.js command-line programs
- Top 12 Jupyter Notebook extensions