- debug
small debugging utility
- commander
the complete solution for node.js command-line programs
- minimist
parse argument options
- chalk
Terminal string styling done right
- body-parser
Node.js body parsing middleware
- qs
A querystring parser that supports nesting and arrays, with a depth limit
- ws
Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js
- mocha
simple, flexible, fun test framework
- mongodb
The official MongoDB driver for Node.js
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