Citrus framework!

Selenium is a suite of tools specifically for testing web applications. Selenium IDE is a Firefox add-on that records clicks, typing, and other actions to make a test, which you can play back in the browser. Selenium Remote Control (RC) runs your tests in multiple browsers and platforms. Tweak your tests in your preferred language.

Robot Framework is a generic test automation framework for acceptance testing and acceptance test-driven development (ATDD). It has easy-to-use tabular test data syntax and it utilizes the keyword-driven testing approach. Its testing capabilities can be extended by test libraries implemented either with Python or Java, and users can create new higher-level keywords from existing ones using the same syntax that is used for creating test cases.

PhearJS renders dynamic webpages using PhantomJS: fetch a page, render it and return a pretty JSON object. PhearJS is offered as a hosted API as well as an open source solution that you can host yourself.

Screenster provides visual UI test automation for web applications. It is the only tool that validates the screens that users actually see.

SAFS (Software Automation Framework Support) is a Multiplatform data-driven test automation execution services

With Twister, developers can start testing immediately using reusable test configurations. The repeatable test cases make complexity manageable and ensure the results are predictable. By delivering an adaptable test automation framework, a quicker learning curve yields to higher productivity. Luxoft couples this with full lifecycle professional services to reduce both test cycles and time-to-market.