- postcss
- colors
get colors in your node.js console
- cheerio
Tiny, fast, and elegant implementation of core jQuery designed specifically for the server
- mkdirp
Recursively mkdir, like `mkdir -p`
- semver
The semantic version parser used by npm.
- bluebird
Full featured Promises/A+ implementation with exceptionally good performance
- mime-types
The ultimate javascript content-type utility.
- qs
A querystring parser that supports nesting and arrays, with a depth limit
- fs
- Top 12 Jupyter Notebook extensions