small debugging utility
fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as mkdir -p, cp -r, and rm -rf.
Redis client library
Tiny millisecond conversion utility
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.
A tiny wrapper around Node.js streams.Transform (Streams2/3) to avoid explicit subclassing noise
A querystring parser that supports nesting and arrays, with a depth limit
A library for promises (CommonJS/Promises/A,B,D)
The semantic version parser used by npm.