- ms
Tiny millisecond conversion utility
- mocha
simple, flexible, fun test framework
- qs
A querystring parser that supports nesting and arrays, with a depth limit
- bluebird
Full featured Promises/A+ implementation with exceptionally good performance
- winston
A logger for just about everything.
- semver
The semantic version parser used by npm.
- rimraf
A deep deletion module for node (like `rm -rf`)
- mkdirp
Recursively mkdir, like `mkdir -p`
- redis
Redis client library
- Top 12 Jupyter Notebook extensions