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.

Keysight Eggplant Test is a comprehensive Al-powered software test automation tool that delivers intelligent testing at scale. Using a model-based approach, Eggplant enables teams to test any application, across any platform, on any device.

Test orchestration and execution framework for Kubernetes

FlaUI enables reliable end‑to‑end UI automation for Windows applications, offering a clean .NET interface over Microsoft’s UI Automation APIs (UIA2/UIA3) to test Win32, WinForms, WPF, and UWP apps.

Voiden is a developer-first API client with local storage, Git-integrated, all based on markdown + offline support.

Use Espresso to write concise, beautiful, and reliable Android UI tests.