FluentValidation 8.1.0-preview2

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

Showing the top 20 packages that depend on FluentValidation.

Packages Downloads
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
63
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
64
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
65
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
66
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
68
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
89
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
111
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
135
FluentValidation.AspNetCore
AspNetCore integration for FluentValidation
793
FluentValidation.DependencyInjectionExtensions
Dependency injection extensions for FluentValidation
69
FluentValidation.DependencyInjectionExtensions
Dependency injection extensions for FluentValidation
71
FluentValidation.DependencyInjectionExtensions
Dependency injection extensions for FluentValidation
97
FluentValidation.DependencyInjectionExtensions
Dependency injection extensions for FluentValidation
108
FluentValidation.DependencyInjectionExtensions
Dependency injection extensions for FluentValidation
248
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
87
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
95
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
109
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
452

FluentValidation 8 is a major release. Please read the upgrade notes at https://fluentvalidation.net/upgrading-to-8 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. 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

Version Downloads Last updated
12.0.0 15 05/06/2025
12.0.0-preview1 22 01/03/2025
11.11.0 121 11/20/2024
11.10.0 181 09/20/2024
11.9.2 184 06/27/2024
11.9.1 60 07/22/2024
11.9.0 202 02/05/2024
11.8.1 97 07/22/2024
11.8.0 51 07/22/2024
11.7.1 47 07/22/2024
11.7.0 48 07/22/2024
11.6.0 53 07/22/2024
11.5.2 48 07/22/2024
11.5.1 161 02/04/2024
11.5.0 42 07/22/2024
11.4.0 53 07/17/2024
11.3.0 60 02/04/2024
11.2.2 45 07/22/2024
11.2.1 59 07/22/2024
11.2.0 57 07/22/2024
11.1.1 44 07/22/2024
11.1.0 55 07/13/2024
11.0.3 67 07/22/2024
11.0.2 50 07/22/2024
11.0.1 46 07/22/2024
11.0.0 52 07/22/2024
10.4.0 123 02/04/2024
10.3.6 49 07/22/2024
10.3.5 44 07/22/2024
10.3.4 50 07/17/2024
10.3.3 57 07/17/2024
10.3.1 55 07/22/2024
10.3.0 43 05/29/2024
10.2.3 54 07/22/2024
10.2.2 49 07/22/2024
10.2.1 50 07/22/2024
10.2.0 56 07/22/2024
10.1.0 55 07/22/2024
10.0.4 55 07/22/2024
9.5.4 53 07/22/2024
9.5.3 45 07/22/2024
9.5.2 57 07/22/2024
9.5.1 52 07/22/2024
9.5.0 61 02/09/2024
9.4.0 55 07/22/2024
9.3.0 56 07/22/2024
9.3.0-preview3 57 07/22/2024
9.3.0-preview2 55 07/22/2024
9.3.0-preview1 56 07/22/2024
9.2.2 46 07/22/2024
9.2.1 52 07/18/2024
9.2.0 44 07/22/2024
9.1.3 59 07/22/2024
9.1.2 53 07/22/2024
9.1.1 51 07/22/2024
9.1.0 47 07/22/2024
9.0.1 55 07/22/2024
9.0.0-preview5 49 07/22/2024
9.0.0-preview4 54 07/22/2024
9.0.0-preview3 52 07/22/2024
9.0.0-preview2 52 07/22/2024
9.0.0-preview1 52 07/22/2024
8.6.3 57 07/22/2024
8.6.2 46 07/22/2024
8.6.1 49 07/22/2024
8.6.0 48 07/22/2024
8.5.1 52 07/21/2024
8.5.0 58 07/18/2024
8.5.0-preview5 55 07/22/2024
8.5.0-preview4 47 07/22/2024
8.5.0-preview3 47 07/22/2024
8.5.0-preview2 55 07/22/2024
8.5.0-preview1 52 07/22/2024
8.4.0 54 07/22/2024
8.3.0 60 07/22/2024
8.2.3 57 07/22/2024
8.2.2 51 07/22/2024
8.2.1 50 07/22/2024
8.2.0 54 07/22/2024
8.1.3 52 07/22/2024
8.1.2 49 07/22/2024
8.1.1 42 07/22/2024
8.1.0 55 07/22/2024
8.1.0-preview2 46 07/22/2024
8.1.0-preview1 62 07/22/2024
8.0.101 55 07/22/2024
8.0.100 52 07/17/2024
8.0.0 48 07/22/2024
8.0.0-rc1 58 07/22/2024
8.0.0-preview4 48 07/22/2024
8.0.0-preview3 49 07/22/2024
8.0.0-preview2 54 07/22/2024
7.6.105 51 07/22/2024
7.6.104 48 07/22/2024
7.6.103 44 07/22/2024
7.6.102 47 07/22/2024
7.6.101 43 07/22/2024
7.6.100 51 07/22/2024
7.6.0 58 07/22/2024
7.6.0-preview1 53 07/22/2024
7.5.2 49 07/22/2024
7.5.1 56 06/21/2024
7.5.0 56 07/22/2024
7.4.0 47 07/22/2024
7.3.4 47 07/22/2024
7.3.3 49 07/22/2024
7.3.2 49 07/22/2024
7.3.1 49 07/22/2024
7.3.0 51 07/22/2024
7.3.0-beta3 59 07/22/2024
7.3.0-beta2 53 07/22/2024
7.3.0-beta1 55 07/22/2024
7.2.1 51 07/22/2024
7.2.0 57 07/22/2024
7.2.0-beta3 49 07/22/2024
7.2.0-beta2 61 07/22/2024
7.2.0-beta1 51 07/22/2024
7.1.1 50 07/22/2024
7.1.0 45 07/22/2024
7.1.0-beta1 51 07/22/2024
7.0.3 53 07/22/2024
7.0.2 50 07/22/2024
7.0.1 56 07/22/2024
7.0.0 52 07/22/2024
7.0.0-beta3 42 07/22/2024
7.0.0-beta2 60 07/22/2024
7.0.0-beta1 39 07/22/2024
6.4.1 68 07/22/2024
6.4.1-beta1 70 07/22/2024
6.4.0 62 07/22/2024
6.4.0-rc4 70 07/22/2024
6.4.0-rc3 49 07/22/2024
6.4.0-rc2 57 07/22/2024
6.4.0-rc1 63 07/22/2024
6.4.0-beta9 74 07/22/2024
6.4.0-beta8 77 07/22/2024
6.4.0-beta7 57 07/22/2024
6.4.0-beta6 59 07/22/2024
6.4.0-beta5 62 07/22/2024
6.4.0-beta4 61 07/22/2024
6.4.0-beta3 49 07/22/2024
6.4.0-beta2 55 07/22/2024
6.4.0-beta10 62 07/22/2024
6.4.0-beta1 48 07/22/2024
6.3.4-alpha 56 07/22/2024
6.3.3-alpha 52 07/22/2024
6.2.1 50 07/22/2024
6.2.1-beta1 49 07/22/2024
6.2.0 48 07/22/2024
6.2.0-beta1 56 07/22/2024
6.1.0 51 07/22/2024
6.0.2 46 07/22/2024
6.0.1 45 07/22/2024
6.0.0 55 07/22/2024
5.6.2 53 07/22/2024
5.6.1 51 07/22/2024
5.5.0 47 07/22/2024
5.4.0 60 07/22/2024
5.3.0 63 07/21/2024
5.2.0 48 07/22/2024
5.1.0 62 07/22/2024
5.0.0.1 56 07/22/2024
4.0.0.1 56 07/22/2024
4.0.0 57 07/22/2024
3.4.6 48 07/22/2024
3.4.0 52 07/22/2024
3.3.1 66 07/22/2024
3.2.0 60 07/22/2024
3.1.0 56 07/22/2024
3.0.0.1 48 07/22/2024
3.0.0 52 07/22/2024
2.0.0 49 07/22/2024
1.3.0 54 07/22/2024