Microsoft has started providing one installer for all like wamp and xamp.
http://www.microsoft.com/web/downloads/platform.aspx
It’s in beta and it install following in one go
Popular Web Apps
- Install free popular ASP.NET and PHP web apps such as DotNetNuke and WordPress.
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.NET Framework
Install the latest version of the .NET Framework. This includes everything you need to work with ASP.NET.
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IIS and Extensions
Install the latest version of IIS, including latest IIS Web extensions like IIS Media Services.
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SQL Server
Install the latest version of SQL Server 2008 Express. This includes both the database engine and tools.
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Visual Web Developer
Install the latest version of Visual Web Developer Express, Our full featured free web development tool.
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Extra and Goodies
In addition to everything above, the Web PI also includes the latest community version of PHP for Windows.