FluentValidation 9.0.0-preview3
Prefix ReservedSee the version list below for details.
dotnet add package FluentValidation --version 9.0.0-preview3
NuGet\Install-Package FluentValidation -Version 9.0.0-preview3
<PackageReference Include="FluentValidation" Version="9.0.0-preview3" />
<PackageVersion Include="FluentValidation" Version="9.0.0-preview3" />
<PackageReference Include="FluentValidation" />
paket add FluentValidation --version 9.0.0-preview3
#r "nuget: FluentValidation, 9.0.0-preview3"
#:package FluentValidation@9.0.0-preview3
#addin nuget:?package=FluentValidation&version=9.0.0-preview3&prerelease
#tool nuget:?package=FluentValidation&version=9.0.0-preview3&prerelease
A validation library for .NET that uses a fluent interface to construct strongly-typed validation rules.
Product | Versions Compatible and additional computed target framework versions. |
---|---|
.NET | net5.0 was computed. net5.0-windows was computed. net6.0 was computed. net6.0-android was computed. net6.0-ios was computed. net6.0-maccatalyst was computed. net6.0-macos was computed. net6.0-tvos was computed. net6.0-windows was computed. net7.0 was computed. net7.0-android was computed. net7.0-ios was computed. net7.0-maccatalyst was computed. net7.0-macos was computed. net7.0-tvos was computed. net7.0-windows was computed. net8.0 was computed. net8.0-android was computed. net8.0-browser was computed. net8.0-ios was computed. net8.0-maccatalyst was computed. net8.0-macos was computed. net8.0-tvos was computed. net8.0-windows was computed. net9.0 was computed. net9.0-android was computed. net9.0-browser was computed. net9.0-ios was computed. net9.0-maccatalyst was computed. net9.0-macos was computed. net9.0-tvos was computed. net9.0-windows was computed. net10.0 was computed. net10.0-android was computed. net10.0-browser was computed. net10.0-ios was computed. net10.0-maccatalyst was computed. net10.0-macos was computed. net10.0-tvos was computed. net10.0-windows was computed. |
.NET Core | netcoreapp2.0 was computed. netcoreapp2.1 was computed. netcoreapp2.2 was computed. netcoreapp3.0 was computed. netcoreapp3.1 was computed. |
.NET Standard | netstandard2.0 is compatible. netstandard2.1 was computed. |
.NET Framework | net461 is compatible. net462 was computed. net463 was computed. net47 was computed. net471 was computed. net472 was computed. net48 was computed. net481 was computed. |
MonoAndroid | monoandroid was computed. |
MonoMac | monomac was computed. |
MonoTouch | monotouch was computed. |
Tizen | tizen40 was computed. tizen60 was computed. |
Xamarin.iOS | xamarinios was computed. |
Xamarin.Mac | xamarinmac was computed. |
Xamarin.TVOS | xamarintvos was computed. |
Xamarin.WatchOS | xamarinwatchos was computed. |
-
.NETFramework 4.6.1
- No dependencies.
-
.NETStandard 2.0
- No dependencies.
NuGet packages (2.7K)
Showing the top 5 NuGet packages that depend on FluentValidation:
Package | Downloads |
---|---|
FluentValidation.DependencyInjectionExtensions
Dependency injection extensions for FluentValidation |
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FluentValidation.AspNetCore
AspNetCore integration for FluentValidation |
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Ocelot
Ocelot is an API gateway based on .NET stack. |
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Reo.Core.Validation
Package Description |
|
Reo.Core.DataModels
Package Description |
GitHub repositories (245)
Showing the top 20 popular GitHub repositories that depend on FluentValidation:
Repository | Stars |
---|---|
ardalis/CleanArchitecture
Clean Architecture Solution Template: A proven Clean Architecture Template for ASP.NET Core 9
|
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abpframework/abp
Open-source web application framework for ASP.NET Core! Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET. Provides the fundamental infrastructure, cross-cutting-concern implementations, startup templates, application modules, UI themes, tooling and documentation.
|
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kgrzybek/modular-monolith-with-ddd
Full Modular Monolith application with Domain-Driven Design approach.
|
|
Sonarr/Sonarr
Smart PVR for newsgroup and bittorrent users.
|
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Radarr/Radarr
Movie organizer/manager for usenet and torrent users.
|
|
aspnetboilerplate/aspnetboilerplate
ASP.NET Boilerplate - Web Application Framework
|
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dotnet-architecture/eShopOnWeb
Sample ASP.NET Core 8.0 reference application, now community supported: https://github.com/NimblePros/eShopOnWeb
|
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MudBlazor/MudBlazor
Blazor Component Library based on Material Design principles with an emphasis on ease of use and extensibility
|
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ThreeMammals/Ocelot
.NET API Gateway
|
|
NancyFx/Nancy
Lightweight, low-ceremony, framework for building HTTP based services on .Net and Mono
|
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EduardoPires/EquinoxProject
Web Application ASP.NET 9 using Clean Architecture, DDD, CQRS, Event Sourcing and a lot of good practices
|
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canton7/SyncTrayzor
Windows tray utility / filesystem watcher / launcher for Syncthing
|
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FastEndpoints/FastEndpoints
A light-weight REST API development framework for ASP.NET 8 and newer.
|
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Prowlarr/Prowlarr
Prowlarr is an indexer manager/proxy built on the popular *arr .net/reactjs base stack to integrate with your various PVR apps, supporting management of both Torrent Trackers and Usenet Indexers.
|
|
jasontaylordev/NorthwindTraders
Northwind Traders is a sample application built using ASP.NET Core and Entity Framework Core.
|
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Lidarr/Lidarr
Looks and smells like Sonarr but made for music.
|
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microsoft/RulesEngine
A fast and reliable .NET Rules Engine with extensive Dynamic expression support
|
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fullstackhero/blazor-starter-kit
Clean Architecture Template for Blazor WebAssembly Built with MudBlazor Components.
|
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Megabit/Blazorise
Blazorise is a component library built on top of Blazor with support for CSS frameworks like Bootstrap, Tailwind, Bulma, AntDesign, and Material.
|
|
Readarr/Readarr
Book Manager and Automation (Sonarr for Ebooks)
|
Version | Downloads | Last Updated |
---|---|---|
12.0.0 | 7,656,302 | 5/5/2025 |
12.0.0-preview1 | 198,366 | 1/2/2025 |
11.11.0 | 34,662,062 | 11/16/2024 |
11.10.0 | 17,774,557 | 9/15/2024 |
11.9.2 | 24,422,305 | 6/10/2024 |
11.9.1 | 12,595,387 | 4/23/2024 |
11.9.0 | 31,162,909 | 12/21/2023 |
11.8.1 | 8,905,286 | 11/22/2023 |
11.8.0 | 9,238,711 | 10/19/2023 |
11.7.1 | 11,367,817 | 8/12/2023 |
11.7.0 | 132,861 | 8/11/2023 |
11.6.0 | 8,675,643 | 7/4/2023 |
11.5.2 | 19,126,997 | 4/7/2023 |
11.5.1 | 61,322,212 | 2/20/2023 |
11.5.0 | 2,952,222 | 2/13/2023 |
11.4.0 | 19,259,326 | 11/23/2022 |
11.3.0 | 3,601,197 | 11/10/2022 |
11.2.2 | 16,481,104 | 9/11/2022 |
11.2.1 | 23,056,931 | 8/28/2022 |
11.2.0 | 7,677,519 | 8/8/2022 |
11.1.1 | 662,308 | 8/6/2022 |
11.1.0 | 13,190,173 | 6/22/2022 |
11.0.3 | 3,547,815 | 6/10/2022 |
11.0.2 | 5,393,508 | 5/27/2022 |
11.0.1 | 6,731,851 | 5/7/2022 |
11.0.0 | 6,386,802 | 4/30/2022 |
10.4.0 | 20,640,448 | 3/11/2022 |
10.3.6 | 27,155,979 | 12/13/2021 |
10.3.5 | 3,218,998 | 11/30/2021 |
10.3.4 | 10,237,017 | 10/22/2021 |
10.3.3 | 12,011,529 | 8/24/2021 |
10.3.1 | 732,345 | 8/19/2021 |
10.3.0 | 8,467,945 | 7/9/2021 |
10.2.3 | 8,486,315 | 6/3/2021 |
10.2.2 | 465,049 | 6/1/2021 |
10.2.1 | 1,366,527 | 5/30/2021 |
10.2.0 | 386,461 | 5/28/2021 |
10.1.0 | 5,468,800 | 4/28/2021 |
10.0.4 | 4,226,424 | 4/17/2021 |
9.5.4 | 6,944,285 | 4/5/2021 |
9.5.3 | 4,061,901 | 3/15/2021 |
9.5.2 | 2,010,331 | 3/8/2021 |
9.5.1 | 6,770,258 | 2/11/2021 |
9.5.0 | 3,400,083 | 1/31/2021 |
9.4.0 | 3,104,254 | 1/14/2021 |
9.3.0 | 14,934,941 | 11/10/2020 |
9.3.0-preview3 | 39,724 | 10/19/2020 |
9.3.0-preview2 | 152,454 | 9/15/2020 |
9.3.0-preview1 | 13,495 | 8/26/2020 |
9.2.2 | 7,170,465 | 9/20/2020 |
9.2.1 | 31,921 | 9/19/2020 |
9.2.0 | 7,932,831 | 8/26/2020 |
9.1.3 | 1,031,120 | 8/19/2020 |
9.1.2 | 965,991 | 8/12/2020 |
9.1.1 | 672,462 | 8/8/2020 |
9.1.0 | 290,118 | 8/8/2020 |
9.0.1 | 5,481,327 | 7/14/2020 |
9.0.0-preview5 | 89,939 | 5/23/2020 |
9.0.0-preview4 | 141,780 | 4/22/2020 |
9.0.0-preview3 | 203,739 | 2/29/2020 |
9.0.0-preview2 | 32,458 | 2/21/2020 |
9.0.0-preview1 | 100,214 | 2/8/2020 |
8.6.3 | 7,607,217 | 8/28/2020 |
8.6.2 | 28,802,535 | 2/29/2020 |
8.6.1 | 13,031,705 | 12/28/2019 |
8.6.0 | 4,321,675 | 12/4/2019 |
8.5.1 | 3,872,939 | 11/2/2019 |
8.5.0 | 6,512,366 | 9/24/2019 |
8.5.0-preview5 | 70,018 | 9/1/2019 |
8.5.0-preview4 | 101,507 | 7/23/2019 |
8.5.0-preview3 | 32,062 | 7/10/2019 |
8.5.0-preview2 | 87,710 | 6/13/2019 |
8.5.0-preview1 | 62,995 | 5/10/2019 |
8.4.0 | 14,638,608 | 5/10/2019 |
8.3.0 | 4,104,485 | 4/24/2019 |
8.2.3 | 720,339 | 4/12/2019 |
8.2.2 | 1,107,993 | 4/5/2019 |
8.2.1 | 498,435 | 4/4/2019 |
8.2.0 | 1,087,138 | 3/26/2019 |
8.1.3 | 5,174,204 | 1/25/2019 |
8.1.2 | 2,377,328 | 12/18/2018 |
8.1.1 | 608,580 | 12/11/2018 |
8.1.0 | 804,111 | 12/6/2018 |
8.1.0-preview2 | 29,762 | 11/14/2018 |
8.1.0-preview1 | 28,057 | 10/14/2018 |
8.0.101 | 944,807 | 11/24/2018 |
8.0.100 | 4,089,480 | 9/4/2018 |
8.0.0 | 1,135,952 | 8/16/2018 |
8.0.0-rc1 | 54,167 | 7/24/2018 |
8.0.0-preview4 | 25,946 | 7/16/2018 |
8.0.0-preview3 | 24,528 | 7/13/2018 |
8.0.0-preview2 | 24,334 | 7/13/2018 |
7.6.105 | 1,807,713 | 8/11/2018 |
7.6.104 | 2,792,616 | 7/6/2018 |
7.6.103 | 1,311,632 | 6/16/2018 |
7.6.102 | 340,027 | 6/14/2018 |
7.6.101 | 77,574 | 6/13/2018 |
7.6.100 | 179,368 | 6/7/2018 |
7.6.0 | 405,881 | 6/1/2018 |
7.6.0-preview1 | 51,885 | 4/12/2018 |
7.5.2 | 3,946,183 | 3/16/2018 |
7.5.1 | 276,852 | 3/11/2018 |
7.5.0 | 752,476 | 2/26/2018 |
7.4.0 | 2,293,424 | 1/26/2018 |
7.3.4 | 1,121,052 | 1/2/2018 |
7.3.3 | 195,879 | 12/22/2017 |
7.3.2 | 75,795 | 12/21/2017 |
7.3.1 | 345,004 | 12/13/2017 |
7.3.0 | 123,301 | 12/13/2017 |
7.3.0-beta3 | 28,420 | 12/8/2017 |
7.3.0-beta2 | 47,184 | 11/20/2017 |
7.3.0-beta1 | 25,283 | 11/11/2017 |
7.2.1 | 2,913,343 | 10/24/2017 |
7.2.0 | 837,069 | 10/5/2017 |
7.2.0-beta3 | 41,690 | 9/5/2017 |
7.2.0-beta2 | 27,494 | 8/22/2017 |
7.2.0-beta1 | 23,719 | 8/19/2017 |
7.1.1 | 2,299,823 | 7/25/2017 |
7.1.0 | 559,682 | 6/28/2017 |
7.1.0-beta1 | 23,478 | 6/24/2017 |
7.0.3 | 760,034 | 6/7/2017 |
7.0.2 | 288,440 | 5/26/2017 |
7.0.1 | 94,130 | 5/23/2017 |
7.0.0 | 738,374 | 5/19/2017 |
7.0.0-beta3 | 39,814 | 5/1/2017 |
7.0.0-beta2 | 27,166 | 4/17/2017 |
7.0.0-beta1 | 24,741 | 4/7/2017 |
6.4.1 | 2,091,210 | 3/15/2017 |
6.4.1-beta1 | 23,847 | 3/13/2017 |
6.4.0 | 1,040,346 | 3/3/2017 |
6.4.0-rc4 | 146,504 | 2/13/2017 |
6.4.0-rc3 | 39,529 | 2/3/2017 |
6.4.0-rc2 | 39,833 | 1/30/2017 |
6.4.0-rc1 | 23,621 | 1/30/2017 |
6.4.0-beta9 | 91,267 | 11/21/2016 |
6.4.0-beta8 | 50,636 | 10/31/2016 |
6.4.0-beta7 | 24,255 | 10/28/2016 |
6.4.0-beta6 | 24,567 | 10/25/2016 |
6.4.0-beta5 | 24,153 | 10/24/2016 |
6.4.0-beta4 | 24,258 | 10/21/2016 |
6.4.0-beta3 | 71,479 | 7/4/2016 |
6.4.0-beta2 | 25,150 | 7/1/2016 |
6.4.0-beta10 | 23,355 | 1/30/2017 |
6.4.0-beta1 | 28,454 | 6/28/2016 |
6.3.4-alpha | 425,928 | 6/1/2016 |
6.3.3-alpha | 23,163 | 5/27/2016 |
6.2.1 | 5,387,390 | 2/26/2016 |
6.2.1-beta1 | 28,599 | 2/24/2016 |
6.2.0 | 171,364 | 2/22/2016 |
6.2.0-beta1 | 24,445 | 2/12/2016 |
6.1.0 | 431,693 | 1/18/2016 |
6.0.2 | 116,754 | 1/5/2016 |
6.0.1 | 39,919 | 1/5/2016 |
6.0.0 | 133,837 | 12/22/2015 |
5.6.2 | 1,602,399 | 5/29/2015 |
5.6.1 | 34,659 | 5/29/2015 |
5.5.0 | 1,211,932 | 10/31/2014 |
5.4.0 | 608,904 | 7/3/2014 |
5.3.0 | 105,284 | 5/27/2014 |
5.2.0 | 76,421 | 5/21/2014 |
5.1.0 | 1,048,892 | 3/11/2014 |
5.0.0.1 | 547,732 | 10/24/2013 |
4.0.0.1 | 303,027 | 7/18/2013 |
4.0.0 | 119,425 | 4/29/2013 |
3.4.6 | 417,408 | 8/30/2012 |
3.4.0 | 71,255 | 8/17/2012 |
3.3.1 | 91,945 | 3/30/2012 |
3.2.0 | 77,020 | 11/14/2011 |
3.1.0 | 53,055 | 7/30/2011 |
3.0.0.1 | 26,398 | 7/5/2011 |
3.0.0 | 47,015 | 6/25/2011 |
2.0.0 | 76,459 | 1/9/2011 |
1.3.0 | 399,915 | 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 9.0.0:
* Removed support for netstandard1.1 and netstandard1.6
* 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 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.
Full release notes can be found at https://github.com/FluentValidation/FluentValidation/blob/master/Changelog.txt
FluentValidation 8 is a major release. Please read the upgrade notes at https://fluentvalidation.net/upgrading-to-8
Changes in 8.6.2:
* Ensure CollectionIndex works in async workflow.
Changes in 8.6.1:
* Added explicit netcoreapp3.1 target to the ASP.NET Core integration.
Changes in 8.6.0:
* Add support for ASP.NET Core 3.1
* Fixed issue with property indexers being incorrectly stripped out when using test extensions.
* AddToModelState no longer includes a dot if PropertyName is null
Changes in 8.5.1:
* Ensure lazily loaded calls to WithMessage can be used for client-side validation, provided they don't attempt to access model properties from inside the delegate (eg when using IStringLocalizer).
* Fix issue where OnFailure didn't work properly when invoked on validators with conditions.
Changes in 8.5.0:
* Add additional overload of the EmailAddress validator for compatibility with ASP.NET Core's default email validation.
* Simplify the advanced testhelper syntax.
* Add support for ASP.NET Core 3.
* Add support for defining child rules inline.
* ValidatorDescriptor now has consistent handling of model-level rules.
* RuleForEach can now access collection index in error message with {CollectionIndex} placeholder.
* Welsh language translations of default error messages.
* Hungrian language translations of default error messages.
* Indonesian language translations of default error messages.
* Using RuleForEach combined with When is now more intuitive.
* Fixed order of rule execution when using async validation.
Changes in 8.4.0:
* Added simplified version of several messages across all translations to aid with ASP.NET Clientside validation.
* New enum validator for string properties.
Changes in 8.3.0:
* Fix issue in ASP.NET Core integration with GetServiceProvider not working correctly when invoked against a CustomContext/MessageBuilderContext.
* Improved how LanguageStringSource works with error-code overrides.
* Fix thread-safety issue with use of PropertyValidatorOptions.Empty (now removed).
* Improved how calls to When/Unless are handled internally.
* DelegatingValidator is now marked as deprecated.
* Improvements to Croatian language translations.
* Improvements to Georgian language translations.
* Resolved subtle bug where top-level WhenAsync wouldn't work correctly when wrapping a top-level call to When.
Changes in 8.2.3:
* Fix issue in WebApi integration where DataAnnotations validators could generate duplicate messages when in the same project as FluentValidation.
Changes in 8.2.2:
* Fix FluentValidation.DependencyInjection package name.
Changes in 8.2.1:
* Resolved issue using InjectValidator with RuleForEach.
* Add support for a default IValidatorInterceptor to be registered with the ASP.NET Core Service Provider.
Changes in 8.2.0:
* Add extensions for injecting child validators using the ASP.NET Core Service Provider.
* Implement RuleFor(...).ForEach(...) as an alternative to RuleForEach.
* WithLocalizedMessage is deprecated. Use the overload of WithMessage that takes a Func instead.
Changes in 8.1.3:
* Resolved issue where clientside validation was incorrectly generating metadata for rules with shared conditions.
* ScalePrecisionValidator now has a public method in the fluent interface.
* Fix placeholder names in ScalePrecisionValidator for consistency.
* Updates to Portuguese (Brazil) translations.
Changes in 8.1.2:
* Fix issue where shared When/Unless conditions didn't execute correctly when used with RuleForEach.
Changes in 8.1.1:
* Added RuleSetsExecuted property on ValidationResult.
* Resolved issue introduced in 8.1 where the shared condition cache does not work correctly with RuleForEach (#970).
Changes in 8.1:
* Add format support in message placeholders.
* Added support for overriding indexers for collection rules.
* Allow error codes to be used to override localization key in the Language Manager.
* Additional error details are now shown in the ShouldNotHaveValidationErrorFor test extension.
* Conditions defined with root-level When/WhenAsync/Unless/UnlessAsync are now only executed once (instead of once for each rule).
* Support Otherwise method chained from root-level When/WhenAsync/Unless/UnlessAsync.
* Minor wording changes to default English error messages.
* Japanese translation of the default error messages.
* Added Skip property to MVC5's CustomizeValidatorAttribute for parity with AspNetCore and WebApi.
* Remove type constraint on the OverridePropertyName overload that takes an expression.
Added Skip property to MVC5's CustomizeValidatorAttribute to bring parity with AspNetCore and WebApi integration.
Changes in 8.0:
* Support validating only specific properties by path.
* Added OnFailure method
* Deprecated RuleFor(..).SetCollectionValidator in favour of RuleForEach(...).SetValidator
* IStringSource.GetString now takes a validation context instead of a model instance.
* Introduce PropertyValidatorOptions in order to clean up the IPropretyValidator interface.
* Moved the legacy ValidatorAttribute and AttributedValidatorFactory into a separate FluentValidation.Attributes package.
* Remove the pre-7.0 localization mechanism
* Remove the pre-7.0 methods for custom validation
* Removed many other deprecated methods
Full release notes can be found at https://github.com/JeremySkinner/FluentValidation/blob/master/Changelog.txt