Microsoft SDKs
Get the headers, libraries, and tools you need to create Windows Store apps, in the language of your choice. (Includes the Windows App Certification Kit.)
Get headers, libraries and a selection of tools that you can use when you create apps that run on Windows operating systems.
Microsoft Visual Studio Express 2012 includes the Windows 8 SDK, Blend for Visual Studio, and project templates. (Note: You must first install Windows 8.)
Visual Studio Express 2013 Preview for Windows provides the core tools that are required to build compelling, innovative Windows Store apps.
Get everything you need for Windows Azure development using the Web Platform Installer.
This client library enables client applications to connect to Windows Azure Mobile Services. Mobile Services allows you to develop an app with a scalable and secure backend hosted in Windows Azure.
The Windows Phone SDK 8.0 enables you to develop apps for Windows Phone 8 and Windows Phone 7.5 devices
The Windows Phone SDK Update for Windows Phone 7.8 adds two new emulator images to your existing Windows Phone SDK installation. This update supports both the Windows Phone SDK 7.1 and Windows Phone SDK 8.0
The Apps for Office and SharePoint Preview SDK contains conceptual overviews, how-tos, code samples, and references to guide you in developing apps for Office and apps for SharePoint.
The SharePoint 2013 Preview SDK contains conceptual overviews, how-tos, code samples, and references to guide you in developing solutions based on SharePoint 2013 Preview.
The SharePoint Server 2013 Client Components SDK Preview can be used to enable remote and local development with SharePoint Server 2013 Preview.
This Preview SDK installs SharePoint client libraries and templates for Windows Phone 7.1.