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

Hoppscotch is an open-source API development ecosystem that helps you create and test your API requests saving precious time in development.

Simple animated GIF screen recorder with an easy to use interface.

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

Built for developers and testers alike, SoapUI is the only open source tool that covers the entire testing spectrum (functional, security, load, mocking).

Unifying API testing, API Performance testing, API Mocks and UI testing.