Some additions to your list (disclaimer: I’m an employee at Applitools and a co-founder of Sauce Labs):

  1. Applitools — AI powered visual testing that addresses some long-standing pain points around test maintainability and execution speed.
  2. Sauce Labs — arguably the industry standard for cloud functional testing.
  3. Perfecto and CrossBrowserTesting — both Sauce Labs competitors. and
  4. Appium — what Selenium is to web app testing, Appium is to mobile app testing. Open source and widely used.
  5. Cypress — generating lots of interest in the testing community. This blog post explains some of the differences between it and Selenium:

Hope this helps!

Occasional thoughts on tech, sailing, and San Francisco