A test data generator online, no registration to generate data files directly in the browser. An API is available (You must create a free account)
SB Data Generator is a simple and powerful GUI tool to generate and populate selected tables or entire databases with realistic test data for your applications. SB Data Generator reverses your database and displays tables and columns, so you can assign to them multiple data generator templates.
Mockaroo - A realistic data generator to test your app
Dummi - The smart way to generate random data for your projects.
Devart Data Generator for MySQL - Populate MySQL databases with massive volumes of random test data using dbForge Data Generator for MySQL. Download a trial version now!
Ideas Are Worthless - Like Product Hunt. But for Ideas.
Ideas are Cheap - Ideas are cheap, execution is everything - prove it for $1
Generate Data - GenerateData.com: free, GNU-licensed, random custom data generator for testing software