Have you browsed the Mercury (or other tools) forum to see if anyone has discussed it?
You can usually get eval tools from the vendors. If you check the ads to the left of this window, you can go directly to their site. There might be info about compatibility there so you can start narrowing the list.
Not knowing what Progress is, I can't help you on that, but I'm sure someone will stop by. [img]images/icons/smile.gif[/img]