JSON Generator - Create mock and sample JSON using a powerful template syntax
Alteryx - Alteryx provides an indispensable and easy-to-use analytics platform for enterprise companies making critical decisions that drive their business strategy and growth.
Mockaroo - A realistic data generator to test your app
Trifacta - Data Transformation Platform.
Ideas Are Worthless - Like Product Hunt. But for Ideas.
Tableau Prep - Tableau Prep is comprised of two products: Prep Builder and Prep Conductor.