Great Expectations is the leading tool for validating, documenting, and profiling your data to maintain quality and improve communication between teams

a scalable synthetic data generation platform focused on automated data creation for complex test scenarios.

Type accent marks, diacritics and other characters online

Your trusted partner for structured and validated data on-demand. Define your data requirements and we’ll automatically handle the rest.

Valid Credit Card Numbers for Testing Purposes

PDF Mantis is a open source Java based high level API which aims to simplify PDF data extraction.