The Apache JMeter™ application is open source software, a 100% pure Java application designed to load test functional behavior and measure performance. It was originally designed for testing Web Applications but has since expanded to other test functions.

Now everyone on the team can own quality. Capture findings, create issues, and collaborate with the team, directly from the browser.

Checks web UI for browser compatibility (Compliance with Can I Use?)

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

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.

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.