Faker.js - generate massive amounts of fake data in Node.js and the browser
github.com
github.com
http://re-factor.blogspot.com/2010/05/creating-fake-data.htm...
Needs a bit more filtering based on locale.
I put this together in less then two days, there is a vast amount of room for improvement in this library. I'd be happy to see a web workers fork and streaming async version in node.