These tools can allow your applications to detect and prevent bad data at the time of entry and to correct bad data after it has been entered. Verify, cleanse, format, deduplicate.

ASP.Net Data Validation & Cleansing Components by AddressDoctor GmbH

AddressDoctor Enterprise 4.1.12

AddressDoctor Enterprise was developed to offer a convincing solution with the continuously rising demands for better data quality. In almost all cases humans are the cause for faulty or incomplete data entry. AddressDoctor Enterprise offers powerful software libraries to correct and support user input. These libraries can be integrated into own application and offer correction function for 240 countries and territories through a single interface.

ASP.Net Data Validation & Cleansing Components by The Software Company, Inc.

NetAddress for .NET 3.5

NetAddress for .NET allows you to quickly and easily build Address Verification, Standardization and Parsing into your custom applications. Integrate postal address data from a wide variety of sources into a common format. NetAddress for .NET also performs an Address Quality Assessment allowing quick identification of critical data quality issues. PLUS, NO USPS DATABASE SUBSCRIPTION IS REQUIRED!

NetCase for .NET V3.5

NetCase for .NET is a data quality component that converts existing data formats into proper cased formats that are more personal and easier to read. NetCase applies proper case to your data through the use of special algorithms and Style tables that you've defined. NetCase can easily translate, punctuate, abbreviate, unabbreviate as well as correct misspellings before they enter your system.

NetGender for .NET V3.5

NetGender for .NET allows you to quickly and easily build Name Verification, Parsing and Gender Determination into your custom applications. Accurately verify whether or not a particular field contains a valid individual or company name. NetGender uses a 100,000+ gender table in combination with an 8000+ company table to ensure precise gender determination. And, for a more appealing presentation, let NetGender set the proper capitalization.

ASP.Net Data Validation & Cleansing Components by Digital Sonata

Carabao MorphoLogic V1.1.0.1 -  Analyzes single words. Returns all possible senses of the word (or a special entity such as date, time, email, etc.) and grammatical data. Analysis of unknown words, compounds and patterns is also supported. Visit our website for online demo or download a free desktop suite for testing.

ASP.Net Data Validation & Cleansing Components by Akal Tech

Akal Tech - Quick Objects Business Logic Framework V3.5.2008.

Quick Objects Business Logic Framework provides a comprehensive API for building your own business logic and validations. Validation framework has been designed to allow for complete flexibility and control for the developer. Quick Objects Designer includes a visual interface for specifying your validation criteria and the validations can be further defined modified in language of your choice as well.

ASP.Net Data Validation & Cleansing Components by 360 IMPACT

ASP.NET Group Validator

ASP.NET Group Validator is recognized as the best group validation control on the market. Easily validate groups of fields like checkboxes, radio buttons, checkbox lists, radiobutton lists, address information (street, city, state, zip), credit card information (name, cc number, expiration, etc.), and more.

ASP.NET Validation Processor V2.0

The ASP.NET Validation Processor takes form validation up a knotch, and makes your forms more user-friendly. ASP.NET Validation Processor 2.0 is the ONLY advanced validation summary that supports every validator that ships with ASP.NET and nearly all third-party validators.