validator

Total Validator is a free one-stop all-in-one validator .

The JS Auto Form Validator is an easy-to-setup form validation script

Romanian Companies Validator

Check HTML, CSS, SEO, PHP, JavaScript, accessibility, or links.

This is a script for ruby.

check email addresses from email lists, determine if the emails are valid.

Powerful tool for checking mailing lists for invalid/non-existent addresses

Validates every e-mail address from a mailing list providing high speed verifica

MD5ArchiveValidator (MD5AV) is a utility to confirm the accurate storage of file

This Applet will help you interconvert, tidy up, and validate ISBN-10.