Adobe BrowserLab for Firebug is a Firefox addon, can launch Adobe BrowserLab directly from Firebug, works with Firebug to preview temporary changes youve made. BrowserLab generates screenshots of your pages (public or behind a firewall) in multiple browsers.
BrowserLab is a hosted service that enables web experts to quickly view and test their sites on a wide variety of browsers and operating systems. Previously code-named Meer Meer, Adobe BrowserLab provides real-time accurate screenshots of browser renderings and includes multiple viewing and diagnostic tools, to help pinpoint compatibility issues that can compromise the design and layout integrity of a web site or page.

Requirements:
* Firefox 3.0 - 3.6.*
* Firebug

The license of this software is Free Trial Software, you can free download and get a free trial.