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

GIPHY CAPTURE is the best way to create GIFs on your Mac. Simple, powerful, free, and easy enough for pretty much everyone and even a few small mammals.

Automated robustness testing at the UI level

Easy on-device screenshot testing for Android.

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

k6 Open Source is designed for load testing. Extensible to support other types of testing.