Generate massive amounts of fake (but realistic) data for testing and development in the browser and node.js

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

A Test Data Management platform that helps you identify data security risks, quickly mask them without error, and validate compliance success. The solution also includes IT delivery accelerators to support DataOps, data mining, and test data bookings.

Streamline your API testing, integration testing and test data management.

A diff tool for comparing PDF files

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