Browsera is an online service that will show you how your web site is rendered by the different browser engines, as to expose compatibility issues. It will also analyze your design and show you the parts which are prone to errors.
Too bad I’m not into web design at the moment, this tool would have saved me some time back in the day.
No more trying to install a legacy IE6 version or messing around with virtual machines etc…
As read on Lifehacker.