FluentValidation 9.3.0-preview1 Prefix Reserved

This is a prerelease version of FluentValidation.
There is a newer version of this package available.
See the version list below for details.
Install-Package FluentValidation -Version 9.3.0-preview1
dotnet add package FluentValidation --version 9.3.0-preview1
<PackageReference Include="FluentValidation" Version="9.3.0-preview1" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add FluentValidation --version 9.3.0-preview1
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: FluentValidation, 9.3.0-preview1"
#r directive can be used in F# Interactive, C# scripting and .NET Interactive. Copy this into the interactive tool or source code of the script to reference the package.
// Install FluentValidation as a Cake Addin
#addin nuget:?package=FluentValidation&version=9.3.0-preview1&prerelease

// Install FluentValidation as a Cake Tool
#tool nuget:?package=FluentValidation&version=9.3.0-preview1&prerelease
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

A validation library for .NET that uses a fluent interface to construct strongly-typed validation rules.

  • .NETFramework 4.6.1

    • No dependencies.
  • .NETStandard 2.0

    • No dependencies.

NuGet packages (973)

Showing the top 5 NuGet packages that depend on FluentValidation:

Package Downloads
FluentValidation.AspNetCore

AspNetCore integration for FluentValidation

FluentValidation.DependencyInjectionExtensions

Dependency injection extensions for FluentValidation

FluentValidation.WebAPI

ASP.NET WebApi integration for FluentValidation

MicroElements.Swashbuckle.FluentValidation

Swagger ISchemaFilter that uses FluentValidation validators instead System.ComponentModel based attributes.

FluentValidation.MVC5

ASP.NET MVC 5 integration for FluentValidation

GitHub repositories (117)

Showing the top 5 popular GitHub repositories that depend on FluentValidation:

Repository Stars
aspnetboilerplate/aspnetboilerplate
ASP.NET Boilerplate - Web Application Framework
NancyFx/Nancy
Lightweight, low-ceremony, framework for building HTTP based services on .Net and Mono
abpframework/abp
Open Source Web Application Framework for ASP.NET Core
Sonarr/Sonarr
Smart PVR for newsgroup and bittorrent users.
ThreeMammals/Ocelot
.NET core API Gateway
Version Downloads Last updated
10.3.3 347,653 8/24/2021
10.3.1 82,505 8/19/2021
10.3.0 1,031,649 7/9/2021
10.2.3 1,282,124 6/3/2021
10.2.2 101,273 6/1/2021
10.2.1 119,023 5/30/2021
10.2.0 42,255 5/28/2021
10.1.0 1,079,131 4/28/2021
10.0.4 538,884 4/17/2021
9.5.4 555,249 4/5/2021
9.5.3 1,219,163 3/15/2021
9.5.2 505,849 3/8/2021
9.5.1 1,774,882 2/11/2021
9.5.0 853,985 1/31/2021
9.4.0 1,044,131 1/14/2021
9.3.0 4,328,629 11/10/2020
9.3.0-preview3 17,959 10/19/2020
9.3.0-preview2 76,131 9/15/2020
9.3.0-preview1 7,187 8/26/2020
9.2.2 2,759,461 9/20/2020
9.2.1 8,864 9/19/2020
9.2.0 3,178,935 8/26/2020
9.1.3 515,828 8/19/2020
9.1.2 383,160 8/12/2020
9.1.1 263,254 8/8/2020
9.1.0 12,217 8/8/2020
9.0.1 1,725,204 7/14/2020
9.0.0-preview5 54,186 5/23/2020
9.0.0-preview4 58,922 4/22/2020
9.0.0-preview3 106,561 2/29/2020
9.0.0-preview2 24,944 2/21/2020
9.0.0-preview1 52,888 2/8/2020
8.6.3 759,402 8/28/2020
8.6.2 11,673,750 2/29/2020
8.6.1 5,959,325 12/28/2019
8.6.0 2,308,743 12/4/2019
8.5.1 1,989,017 11/2/2019
8.5.0 2,935,377 9/24/2019
8.5.0-preview5 49,443 9/1/2019
8.5.0-preview4 74,321 7/23/2019
8.5.0-preview3 26,358 7/10/2019
8.5.0-preview2 42,527 6/13/2019
8.5.0-preview1 44,991 5/10/2019
8.4.0 7,923,086 5/10/2019
8.3.0 1,636,686 4/24/2019
8.2.3 405,135 4/12/2019
8.2.2 605,985 4/5/2019
8.2.1 126,601 4/4/2019
8.2.0 628,653 3/26/2019
8.1.3 3,517,363 1/25/2019
8.1.2 1,456,295 12/18/2018
8.1.1 422,647 12/11/2018
8.1.0 348,374 12/6/2018
8.1.0-preview2 26,115 11/14/2018
8.1.0-preview1 25,403 10/14/2018
8.0.101 457,500 11/24/2018
8.0.100 2,540,885 9/4/2018
8.0.0 605,387 8/16/2018
8.0.0-rc1 39,160 7/24/2018
8.0.0-preview4 22,255 7/16/2018
8.0.0-preview3 21,021 7/13/2018
8.0.0-preview2 20,788 7/13/2018
7.6.105 772,828 8/11/2018
7.6.104 1,723,084 7/6/2018
7.6.103 814,002 6/16/2018
7.6.102 183,121 6/14/2018
7.6.101 62,915 6/13/2018
7.6.100 135,432 6/7/2018
7.6.0 263,098 6/1/2018
7.6.0-preview1 35,835 4/12/2018
7.5.2 2,176,723 3/16/2018
7.5.1 172,028 3/11/2018
7.5.0 568,148 2/26/2018
7.4.0 860,757 1/26/2018
7.3.4 714,339 1/2/2018
7.3.3 146,693 12/22/2017
7.3.2 47,908 12/21/2017
7.3.1 218,949 12/13/2017
7.3.0 36,284 12/13/2017
7.3.0-beta3 25,437 12/8/2017
7.3.0-beta2 38,952 11/20/2017
7.3.0-beta1 22,405 11/11/2017
7.2.1 1,731,509 10/24/2017
7.2.0 540,413 10/5/2017
7.2.0-beta3 38,154 9/5/2017
7.2.0-beta2 24,145 8/22/2017
7.2.0-beta1 20,848 8/19/2017
7.1.1 1,177,655 7/25/2017
7.1.0 347,642 6/28/2017
7.1.0-beta1 20,691 6/24/2017
7.0.3 484,544 6/7/2017
7.0.2 186,311 5/26/2017
7.0.1 58,003 5/23/2017
7.0.0 293,721 5/19/2017
7.0.0-beta3 24,737 5/1/2017
7.0.0-beta2 24,352 4/17/2017
7.0.0-beta1 21,870 4/7/2017
6.4.1 863,778 3/15/2017
6.4.1-beta1 21,649 3/13/2017
6.4.0 600,247 3/3/2017
6.4.0-rc4 143,038 2/13/2017
6.4.0-rc3 30,664 2/3/2017
6.4.0-rc2 36,963 1/30/2017
6.4.0-rc1 20,753 1/30/2017
6.4.0-beta9 81,255 11/21/2016
6.4.0-beta8 47,369 10/31/2016
6.4.0-beta7 21,309 10/28/2016
6.4.0-beta6 21,728 10/25/2016
6.4.0-beta5 21,429 10/24/2016
6.4.0-beta4 21,461 10/21/2016
6.4.0-beta3 65,358 7/4/2016
6.4.0-beta2 22,308 7/1/2016
6.4.0-beta10 20,609 1/30/2017
6.4.0-beta1 24,510 6/28/2016
6.3.4-alpha 256,087 6/1/2016
6.3.3-alpha 21,007 5/27/2016
6.2.1 2,732,192 2/26/2016
6.2.1-beta1 24,889 2/24/2016
6.2.0 96,882 2/22/2016
6.2.0-beta1 21,105 2/12/2016
6.1.0 271,787 1/18/2016
6.0.2 91,264 1/5/2016
6.0.1 33,647 1/5/2016
6.0.0 73,733 12/22/2015
5.6.2 913,353 5/29/2015
5.6.1 27,681 5/29/2015
5.5.0 720,831 10/31/2014
5.4.0 431,898 7/3/2014
5.3.0 80,018 5/27/2014
5.2.0 54,349 5/21/2014
5.1.0 459,630 3/11/2014
5.0.0.1 244,577 10/24/2013
4.0.0.1 185,214 7/18/2013
4.0.0 91,076 4/29/2013
3.4.6 256,907 8/30/2012
3.4.0 53,727 8/17/2012
3.3.1 44,417 3/30/2012
3.2.0 55,966 11/14/2011
3.1.0 47,919 7/30/2011
3.0.0.1 23,194 7/5/2011
3.0.0 29,838 6/25/2011
2.0.0 44,048 1/9/2011
1.3.0 63,495 1/7/2011

FluentValidation 9 is a major release. Please read the upgrade notes at https://docs.fluentvalidation.net/en/latest/upgrading-to-9.html

Changes in 9.3.0
* Support for .NET 5

Changes in 9.2.0:
* Add inheritance validator
* Performance improvements

Changes in 9.1.3:
* Fix an issue with IncludeRulesNotInRuleSet not working correctly

Changes in 9.1.2:
* Make the ValidationContext.ThrowOnFailures getter public.

Changes in 9.1.1:
* Fix an incorrect deprecation message.

Changes in 9.1:
* Make ruleset separator character splitting consistent
* Transform now works with RuleForEach
* Introduce constants for rulesets
* Resolve issue when attempting to use asynchronous conditions in a synchornous validaiton run
* Added asynchronous versions of the TestHelper methods.
* Introduce CascadeMode.Stop and deprecate CascadeMode.StopOnFirstFailure to resolve confusion/abiguity about setting the cascade mode at validator-level (#1437)
* RaiseValidationException can be overridden to customize the exception throwing process
* Add new Validate extension methods that allow options to be configured using a strategy

Changes in 9.0.0:
* Removed support for netstandard1.1 and netstandard1.6
* Removed support for end-of-life .NET Core versions (2.2 and 3.0). LTS versions are supported (2.1 and 3.1)
* Default email validation mode now uses the same logic as ASP.NET Core. Previous regex behaviour is opt-in.
* TestHelper advanced mode now has more features (see https://docs.fluentvalidation.net/en/latest/testing.html#advanced-test-extensions)
* Equal/NotEqual now perform ordinal comparison when used with string properties
* Severity can now be set dynamically with a callback
* Removed WithLocalizedMessage (WithMessage that takes a callback is the replacement)
* Removed ResourceName from ValidationFailure
* Removed ResourceName and ResourceType from IStringSource.
* Removed SetCollectionValidator which was deprecated in 8.0
* Additional overload of OnAnyFailure that can receive a collection of validation failures
* Remove DisplayAttribute integration and reference to DataAnnotations.
* ComparisonProperty placeholder is now formatted like PropertyName
* Translations of default error messages into other languages are now lazily-loaded
* Added Slovenian translations of default error messages.
* Added Icelandic translations of default error messages.
* Added WithMessageArgument to the test helpers.
* Add additional overload of SetValidator that takes a Func that receives the current property value.
* ASP.NET Core: FluentValidationModelValidatorProvider and FluentValidationModelValidator are now public.
* Work around a bug in ASP.NET Core's integration testing components that can cause ConfigureServices to run multiple times.
* SourceLink integration.
* {CollectionIndex} placeholder can now be accessed in child validators.
* Additional ValidationException constructor that allows using both the default message and a custom one together.
* ScalePrecisionValidator algorithm now matches SQL Server.
* Additional overload of the When methods that contain the validation context.
* Automatically scanned types can be excluded when calling RegisterValidatorsFromAssemblyContaining in ASP.NET Core projects.
* New AutomaticValidationEnabled property for use in ASP.NET Core projects (defaults to true).

Full release notes can be found at https://github.com/FluentValidation/FluentValidation/blob/master/Changelog.txt