CSE HTML Validator Professional - description from Softdepia.com:
CSE HTML Validator is fast, powerful, inexpensive, highly user configurable, and easy to use professional HTML development tool that assists in the creation of syntactically correct HTML documents. CSE HTML Validator helps eliminate website problems and increases the productivity and saves you time and money!
CSE HTML Validator is suitable for both professionals and beginners. Just choose any HTML document, and let CSE HTML Validator process it and it will produce a list of syntax errors located. In addition this wonderful intelligent software gives some valuable advices concerning HTML editing.
CSE HTML Validator features the built-in Batch Wizard and Configuration Editor tools. Batch Wizard utility enables you to easily check multiple files and/or URLs and generates HTML-format reports with results. Batch Wizard also checks URLs and follows the links in the URLs to check the entire medium-sized sites or parts of a large one. So, this is a unique and very powerful tool. Configuration Editor was created to customize the Validator messages, enabling you to change the body and type of the message, add your own messages, attributes, and tags.
Note: The shareware version is limited to 100 validations or 30 days, whichever comes first.
CSE HTML Validator Professional is a "Free to try" program. You can download and try it for an evaluation period.