Biddle Consulting Group, Inc.
It's designed to help professional to aid on developping written tests.
Apex Pacific Pty Ltd.
It is a simple but very powerful bulk email validation tool.
Trovit is an search engine for classified ads in Europe and Latin America.
Verify links to determine if web sites are still active.
Data validation can now be performed faster, more comprehensively.
Validate, transform and manage XML documents with XML ValidatorBuddy.
Open XML Editor edits XML documents and has a XML tester and a DTD validator.
Business Software Products
Mail List Validator uses Rules for determining bad e-mail addresses.
Plan-Um will help you to manipulate the Test-Um Validator NT950.
Advanced Merchant Solutions, Inc.
Free credit card validator for FileMaker Pro.
Iago Rubio Sanfiz
A small developer editor and validator,that tries to ease the CSS editing.
iTSfv – iTunes Store file validator is an add-in for iTunes.
Expert Email Validator is a very powerful tool to check email addresses.
LinkChecker is a free, GPL licensed website validator.
LWO exporter and validator plug-in for 3D Studio MAX.