Unfortunately, I am totally unfamiliar with any of the alternatives to Dragonfly. And the selling points would read like the feature list of any debugger. All I

Unfortunately, I am totally unfamiliar with any of the alternatives to Dragonfly. And the selling points would read like the feature list of any debugger. All I can really say is that with Dragonfly, I don't mind working with JavaScript anymore -- it is tightly integrated with the browser and does its job well.