Top 20 NuGet validator Packages

Check email addresses whether they are valid or not without sending actual mail messages to the receipients. It supports many sources like list, text file, CSV, DataTable, etc. The library can be used in .NET, .NET Standard, Xamarin iOS, Android, Mac, CF, and Uwp.
NHibernate Validator is a powerful and extensible framework to validate objects using the .Net Platform. Born as a port of Hibernate Validator 3.0.0 project at december of 2007. Later on, many improvements and changes were made to the Core and API, and now we can say that NHibernate Validator is mor...
Elegance Validator Service
Model validation library for .NET applications.
A jQuery Validate Unobtrusive extension for Bootstrap 3
A simply arguments validation library with fluent API. Examples: Arg.NotNull(() => model); Arg.Validate(color, nameof(color)) .NotNullOrWhitespace() .LengthInRange(2, 20); // passangerCount is Nullable type Arg.IfNotNull(passan...
A library for validating credit card numbers and generating ones. CreditCardValidator helps you implementing validations for the most common credit card brands, verifying length, prefixes and checking the card number through the Luhn algorithm if necessary.
WebDucer library for value validation on UI intefaces
With RDFSharp.Semantics it is possible to realize .NET applications capable of doing modeling, validation and reasoning with OWL-DL ontologies
Advanced model validation library for the modern dotnet world
An Implementation of ASP.NET Core Identity IPasswordValidator that verifies the provided password has not been pwned, as defined by Troy Hunt's HaveIBeenPwned service: https://haveibeenpwned.com/Passwords
The Enterprise Library Validation Application Block provides useful features that allow developers to implement structured and easy-to-maintain validation scenarios in their applications.
FluentObjectValidator is a small and simple validation library that provides fluent interface for rule configuration.
Fluent validation framework for .net
Validator.NET asp net core extension
This library contains validators for common Polish tax numbers like NIP, REGON and KRS. Validator for EU VAT ID is also included. After registration at NIP24 Portal this library could be used for various on-line validations of Polish and EU companies. Please, visit our web page for more details.
The library created for the use validations like pure POCO objects , private Libraries. Also library creates dynamic validation via Fluent API in the runtime.
Implementations of ASP.NET Core Identity IPasswordValidators that verify the provided password is not one of the most common passwords. Inspired by Discource and https://blog.codinghorror.com/password-rules-are-bullshit/
Includes a string extension method to validate a multi-line string to a multi-line string template. Includes functionality for providing an easy to ready print out of where the multi-line string does not match the template.
Check email addresses whether they are valid or not without sending actual mail messages to the receipients. It supports many sources like list, text file, CSV, DataTable, etc.