asynchronous file and directory operations for Node.js

 A lightweight Node.js module with methods for some common directory and file
 operations, including asynchronous, non-blocking methods for recursively
 getting an array of files, subdirectories, or both, and methods for
 recursively, sequentially reading and processing the contents of files in a
 directory and its subdirectories, with several options available for added
 flexibility if needed.
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 Node.js is an event-based server-side JavaScript engine.