Robot Framework is a generic open source automation framework. It can be used for test automation and robotic process automation (RPA).

WebLOAD – Performance and Load Testing for the Most Challenging Web Applications

Gatling is a powerful open-source load testing solution that integrates with your development pipeline. It includes a web recorder and colorful reports.

The world’s first API testing platform that auto-generates unit test cases with dependency mocks from API calls. Using advanced AI, it simplifies test creation, debugging, and evolution, ensuring comprehensive coverage and boosting software quality.

Automated robustness testing at the UI level

Free & OpenSource REST API Testing Tool for all levels in a Test Pyramid