Infinitest – a continuous test runner for JUnit tests

Welcome to the home of Infinitest, a continuous test runner for JUnit tests. Whenever you make a change, Infinitest runs tests for you. It selects tests intelligently, and only runs the ones you need. It reports unit test failures like compiler errors, and provides additional information that helps you write better tests.
(Link: Infinitest – a continuous test runner for JUnit tests)