Mockoon is the easiest and quickest way to design and run mock REST APIs.

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

End-to-End Testing & Debugging powered by OpenTelemetry

Exploratory testing assistant for Chrome and Firefox. Adds common problematic values and edge cases to the context menu (right-click) for editable elements, so you can keep them handy and access them easily during exploratory testing sessions.

Cross Browser Testing Cloud - Browser & app testing cloud to perform both exploratory and automated testing across 3000+ different browsers, real devices and operating systems.

Don’t just observe. Take action. The only app monitoring platform built for developers that gets to the root cause for every issue.