This is the official software development kit that allows developers to integrate tools, editors, designers, languages, and other features inside Visual Studio 2008 Service Pack 1.

Features:

• Significant reduction in size for Visual Studio Shell redistributable packages.
• Support for progress feedback in a chained installation.
• Visual Studio Shell development now supports normal user.
• New XML Tree Editor and TFS sample.
• DSL Print Preview
• Updated shell documentation.

System Requirements:

• Supported Operating Systems: Windows Server 2003; Windows Server 2008; Windows Vista; Windows XP
• Visual Studio 2008 Service Pack 1 Requirement: In order to install the VS 2008 SDK 1.1, you must have Visual Studio 2008 Standard Edition or above installed and Visual Studio 2008 Service Pack 1. Visual Studio 2008 Express Editions are not supported.