The Web Application Installer Beta is designed to help get you up and running with the most widely used Web Applications freely available for your Windows Server. Web AI provides support for popular ASP.Net and PHP Web applications including Graffiti, DotNetNuke, WordPress, Drupal, OSCommerce and more. With just a few simple clicks, Web AI will check your machine for the necessary pre-requisites, download these applications from their source location in the community, walk you through basic configuration items and then install them on your computer.

http://www.microsoft.com/web/channel/products/WebApplicationInstaller.aspx