GUI Regression Test Tools / Automation

GUI-level regression test tools are the most commonly used black box test automation tools. There is a huge business (vendors and consultants) invested in these tools. But one of the most common ways of using them (capture-replay) yields poorly designed, unmaintainable code. It is possible to use (most of) the tools in ways that go beyond capture/replay but this requires programming skill, thoughtful design, and a good enough understanding of the tool's (often very poorly documented) programming language