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HTML Validation

HTML Validation

1/5 (1 ratings) 400 active installs Updated Nov 16, 2025

The HTML Validation Plugin runs in the background, identifies and reports HTML validation errors on your website. Once activated, the HTML Validation plugin uses WordPress cron to scan your website content in the background. A progress bar on the report screen indicates scan progress. HTML Validation is provided by Validator.nu. Please refer to the provided privacy policy and terms of use. Posts may also be scanned using the Validate HTML link provided on the “All Posts” screen.

The HTML Validation Pro extension adds options to automatically correct many HTML Validation issues. This one of a kind plugin could save you hundreds of hours of work finding and correcting HTML validation issues. Visit our website to learn more and add the Pro Extension