Microsoft has released Microsoft Silverlight Tools Beta 2 for Visual Studio 2008
>> Silverlight Tools Beta 2
Add-on for Visual Studio 2008 for developing applications for Silverlight 2 Beta 2
This package is an add-on to provide tooling for Microsoft Silverlight 2 Beta 2. It can be installed either on top of Visual Studio 2008 RTM or Visual Studio 2008 Service Pack Beta, and it provides a Silverlight project system for developing Silverlight applications using C# or Visual Basic.
This download will install the following:
Silverlight 2 Beta 2
Silverlight 2 SDK Beta 2
KB950630 for Visual Studio 2008 RTM or KB950632 for Visual Studio 2008 SP1 Beta
Silverlight Tools Beta 2 for Visual Studio 2008
>> Silverlight Tools Beta 2