Windows Dev Center

Downloads and tools for Windows 8.1

Find the tools you need—whether you're building classic Windows applications or Store apps for Windows 8.1 and Windows Phone 8.1.

Build for Windows and Windows Phone

Visual Studio Community 2013

Use this free, full-featured IDE to create innovative and compelling classic Windows applications and Windows Phone and Windows Store apps. The tools include universal app templates, a code editor, a powerful debugger, Windows Phone emulators, rich language support, and more, all ready to use in production. Includes the Windows Phone SDK and Windows SDK.

Screen shot of Visual Studio Community 2013 within a laptop

Develop for Windows 10

The Universal Windows Platform (UWP) introduces adaptive UI controls, great new Windows features and a common API that empower you to deliver unique and personal app experiences on all devices that run Windows 10. To get an early start on developing for Windows 10, see Windows 10 developer tools.

Other download options

Windows Phone 8.1 Emulators

Add emulator images to an existing installation of Visual Studio 2013 so you can test how your app will work on phones running Windows Phone 8.1 Update 1 or Windows Phone 8.1. (Requires Visual Studio 2013 with Update 2 or later.)

Remote Tools for Visual Studio 2013

Gives you access to remote debugging, remote testing, and unit testing on computers that don't have Visual Studio installed. (Applies to Windows Store apps only.)

Get the Remote Tools
Windows SDK for Windows 8.1

Get the headers, libraries, and tools you need to create Windows apps and Windows desktop applications for Windows 8.1 and Windows Phone 8.1, in the dev language of your choice. The SDK does not include a compiler or build environment.

Tools and extensions

Multilingual App Toolkit

Tools to help you localize your Store app with translation support, translation file management, and editor tools.

Get details and additional languages
Windows App Certification Kit

Use this kit to test your app for Windows 8.1 and Windows Phone 8.1 app certification programs.

Learn more about the kit
Visual Studio Extensions for the Windows Library for JavaScript

Resources that make it easier to build Windows Store apps using the WinJS. For more info, see Writing code for Windows Runtime apps.

Download Visual Studio extensions
Windows Store badges

Get all the badges and artwork needed to promote your apps. You can customize your badge with the language and style of your choice.

Create your badge
Windows Ad Mediator

Ad mediation helps you maximize your ad monetization by showing more live ads in your Windows Phone app. This extension lets you use multiple ad network solutions in your project.

Get the Windows Ad Mediator extension
Microsoft Advertising SDK

Use advertising to monetize your apps while presenting a rich and engaging advertising experience to your users. This SDK was released as an update through Visual Studio in March 2014.

OneDrive for developers

Use the OneDrive SDKs to quickly get OneDrive integrated into your apps.

Get the SDKs
Bing Maps SDK for Windows 8.1 Store apps

Combine the power of Windows 8.1 and Bing Maps to incorporate the latest road maps and aerial views into your Windows Store app.

Get the Bing Maps SDK
Microsoft Azure Mobile Services

Add a scalable and secure cloud back end and incorporate structured storage, user authentication, and push notifications.

Get the Azure Mobile Services SDKs
DirectX SDK

Actually, the DirectX SDK is now included as part of the Windows SDK (beginning with Windows 8).

Learn more about the DirectX SDK
Microsoft Lumia SDK

Phones are uniquely personal. The Lumia SDK offers enhanced experiences for apps running on Lumia phones.

Get the Microsoft Lumia SDK

Explore more

Get everything you need to develop for Windows IoT devices.

Explore the thousands of products available with your subscription.

Find previous releases of the Windows SDK—Windows 8, Windows 7, and Windows Vista.

Find current and earlier releases of the SDK , including Windows Phone 8 and Windows Phone 7.