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

Anyone on your team can load test with instant playback, an easy-to-use interface, and real browsers for reliable data.

Free browser plugin to measures page load time and displays it in the toolbar.

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

Skyramp uses deterministic, local-first AI to generate functional & performance tests — with native support for your frameworks, infra-aware execution, and seamless pipeline integration.

Orderly Ape is an open source (MIT) tool to run distributed and scalable k6 load tests on your own infrastructure using k6, kubernetes, grafana and influxdb.