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

RapidAPI for Mac is a full-featured HTTP client that lets you test and describe the APIs you build or consume. It has a beautiful native macOS interface to compose requests, inspect server responses, generate client code and export API definitions.

Loader.io is a free load testing service that allows you to stress test your web-apps & apis with thousands of concurrent connections.

Is powered by Visual AI, the only AI powered computer vision that replicates the human eyes and brain to quickly spot functional and visual regressions.

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

BlinqIO AI Test Engineer helps QA teams create, run, and maintain Playwright tests with AI. Turn user flows into automated tests and reduce manual test maintenance.