1. Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.

  2. Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.

  3. TestComplete Desktop, Web, and Mobile helps you create repeatable and accurate automated tests across multiple devices, platforms, and environments easily and quickly.

  4. Accelerate testing with Ranorex Studio, the all-in-one tool for test automation. For desktop, web, or mobile app testing, with easy codeless automation tools, a full IDE, robust object recognition, flexible reporting and built-in Selenium WebDriver.

  5. SoapUI Pro is one of the most prominent API testing platforms around, allowing developers to quickly prototype the functions of their apps and get them to market with little hassle.

  6. Test your website for cross browser compatibility on real browsers. Instant access to multiple desktop and mobile browsers. Get Free Trial.

  7. Built on the top of Selenium and Appium, Katalon Studio is a free and powerful automated testing tool for web testing, mobile testing, and API testing.

  8. Stable, self healing, end-to-end test automation via machine learning.

  9. Watir stands for Web Application Testing In Ruby. It facilitates the writing of automated tests by mimicking the behavior of a user interacting with a website. CommunityWatir stands for Web Application Testing In Ruby.

  10. TestingWhiz is a codeless test automation tool for software, mobile and web.

  11. Semaphore is a fully managed, high performance testing and deployment solution for your company. A Continuous Integration tool.

  12. iMacros allow you to record the most tedious and common actions you take on your browser and automate them to simplify the routine of your life.