sindresorhus/awesome-nodejs — pull request #164 by watson (2014-09-15 19:10:23+00:00)
Title: Add object-stream-map in Streams section

https://github.com/watson/object-stream-map

When working with object streams, for instance MongoDB cursors, I've had situations where I just need a specific property on each object in the stream. This module provides a simple one-liner way of reducing each object in the stream to the named object property.