There is a newer version of this package available.
See the version list below for details.
dotnet add package DataAnnotationsExtensions --version
NuGet\Install-Package DataAnnotationsExtensions -Version
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="DataAnnotationsExtensions" Version="" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add DataAnnotationsExtensions --version
#r "nuget: DataAnnotationsExtensions,"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install DataAnnotationsExtensions as a Cake Addin
#addin nuget:?package=DataAnnotationsExtensions&version=

// Install DataAnnotationsExtensions as a Cake Tool
#tool nuget:?package=DataAnnotationsExtensions&version=

Validation attributes that can be used in any .NET 4.0 project to supplement the existing Data Annotations attributes.
   If you are using MVC3 and also want client validation, use the DataAnnotationsExtensions.MVC3 package.

Product Compatible and additional computed target framework versions.
.NET Framework net40 is compatible.  net403 was computed.  net45 was computed.  net451 was computed.  net452 was computed.  net46 was computed.  net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

This package has no dependencies.

NuGet packages (14)

Showing the top 5 NuGet packages that depend on DataAnnotationsExtensions:

Package Downloads

Validation attributes that extend Data Annotations and provide integrated server and client side validation (using unobtrusive jquery validation).


Models which can be used to represents gifts


Validation attributes that extend Data Annotations and provide integrated server and client side validation (using unobtrusive jquery validation).


GorillaDocs is a collection of assemblies that makes working with Microsoft VSTO easier. This package contains the code that applies to all Microsoft Office applications. Specifically: - Extension methods - WPF helpers - Logging classes


Addon for UI-O-Matic that allows you to build types from a UI and generate frontend forms

GitHub repositories

This package is not used by any popular GitHub repositories.

Version Downloads Last updated 1,535,846 2/8/2018 246,345 4/6/2017 9,792 3/13/2017 2,998 3/9/2017 140,855 7/1/2016
5.0.0 297,763 2/4/2016
3.0.1 8,527 2/3/2016
3.0.0 8,421 1/26/2016
1.1.2 94,257 1/26/2016
1.1.0 2,269,893 5/5/2012
1.0.2 63,216 3/8/2012
1.0.1 22,582 1/23/2012
1.0.0 58,401 10/19/2011
0.6.0 74,611 4/28/2011
0.5.0 3,128 3/21/2011
0.4.0 4,382 3/19/2011
0.3.0 3,773 3/9/2011
0.2.0 3,051 3/1/2011
0.1.0 3,748 2/19/2011