rimraf
A deep deletion module for node (like `rm -rf`)
readdirp
Recursive version of fs.readdir with small RAM & CPU footprint.
make-dir
Make a directory and its parents if needed - Think `mkdir -p`
fs-extra
fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.
require-directory
Recursively iterates over specified directory, require()'ing each file, and returning a nested hash structure containing those modules.