Lean Canvas - Business plans take too long to write, are seldom updated, and almost never read by others but documenting your hypotheses is key. Lean Canvas solves this problem using a 1-page business model.

Mockaroo - A realistic data generator to test your app

Business Model Kit - Explore revenue models to make money with your idea

JSON Generator - Create mock and sample JSON using a powerful template syntax

Growth Hacker Course - An interactive online course from Ryan Holiday

Softbuilder SB Data Generator - SB Data Generator is a simple and powerful tool to generate and populate selected tables or entire databases with realistic test data.