path-type
Check if a path is a file, directory, or symlink
find-remove
recursively finds files and/or directories by filter options from a start directory onwards and deletes these according to plenty of options you can configure. useful if you want to clean up stuff within a directory in your node.js app.
file-contents
Set the `contents` property on a file object. Abstraction from vinyl-fs to support stream or non-stream usage.