email validator free

check, validate and limit your data entry according to your own preferences

A powerful site management and link checker tool for webmasters.

This is a script for ruby.

Check EDI X12 and EDIFACT for errors before its too late

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

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

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

Check and repair your MP3 audio files.

Fast, friendly HTML and XHTML syntax checker. Uses an SGML/XML parser

VB Add-In to allow custom folders and code viewing/validation