Announcing the Release of ASP.NET MVC 5.1, ASP.NET Web API 2.1 and ASP.NET Web Pages 3.1

You can install or update to the released NuGet packages for ASP.NET MVC 5.1, ASP.NET Web API 2.1 and ASP.NET Web Pages 3.1 using the NuGet Package Manager Console, like this:
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• Install-Package Microsoft.AspNet.Mvc -Version 5.1.0
• Install-Package Microsoft.AspNet.WebApi -Version 5.1.0
• Install-Package Microsoft.AspNet.WebPages -Version 3.1.0

Pre-requisites for this release

• If you are using Visual Studio 2012, please download ASP.NET and Web Tools 2013.1 for Visual Studio 2012.
• If you are using Visual Studio 2013, please download Visual Studio 2013 Update 1. This update is needed for editing ASP.NET MVC 5.1 Razor Views.
• Install-Package Microsoft.AspNet.WebPages -Version 3.1.0

What’s in this release?

This release is packed with great new features summarized below :

ASP.NET MVC 5.1

• Attribute routing improvements
• Bootstrap support for editor templates
• Enum support in views
• Unobtrusive validation for MinLength/MaxLength Attributes
• Supporting the ‘this’ context in Unobtrusive Ajax
• Various bug fixes

ASP.NET Web API 2.1

• Global error handling
• Attribute routing improvements
• Help Page improvements
• IgnoreRoute support
• BSON media-type formatter
• Better support for async filters
• Query parsing for the client formatting library
• Various bug fixes

ASP.NET Web Pages 3.1

• Various bug fixes

You can find a complete listing of the features and fixes included in this release by referring to the corresponding release notes

• What’s New in ASP.NET MVC 5.1
• What’s New in ASP.NET Web API 2.1
• What’s New in ASP.NET Web Pages 3.1

Documentation

Tutorials and other information about this release are available from the ASP.NET web site (http://www.asp.net).