- path
- commander
the complete solution for node.js command-line programs
- async
Higher-order functions and common patterns for asynchronous code
- semver
The semantic version parser used by npm.
- minimist
parse argument options
- mocha
simple, flexible, fun test framework
- bluebird
Full featured Promises/A+ implementation with exceptionally good performance
- mongodb
The official MongoDB driver for Node.js
- through2
A tiny wrapper around Node.js streams.Transform (Streams2/3) to avoid explicit subclassing noise
- CodeWhisperer alternatives