Selenium tests are often unstable and difficult to maintain. Parasoft Selenic fixes common Selenium problems within your existing projects and with no vendor lock.

Playwright enables reliable end-to-end testing for modern web apps.

Take the complexity out of testing graphical user interfaces (GUIs) and human-machine interfaces (HMIs)

All-in-one test management solution for both manual and automated software testing

NUnit is a unit-testing framework for all .Net languages.

SelectorsHub is the Next Gen XPath Plugin & Selectors tool. It supports all kinds of XPath, locators, shadow dom, iframe, svg, dynamic elements, multi selectors generation and xpath error handling. It is a Free community product.