An open source Ruby library for automating tests.

Selenium automates browsers. That's it! What you do with that power is entirely up to you.

Requestly is an open-source tool that simplifies API development, testing, mocking, and integration for developers and QAs.

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.

Burp or Burp Suite is a set of tools used for penetration testing of web applications. It is developed by a company named Portswigger who make freely available a Web Security Academy which has a range of lessons on penetration testing.

Squash AUTOM is a set of tools and plugins designed to industrialize the automation process and the execution of automated test campaigns. The proposed features also allow you to adopt best practices to facilitate and secure your automation project.