As of April 2026, (x)html easy validator is a WordPress w3c plugin with 10 active installations and a 4/5 rating from 1 reviews. It has been downloaded 5.6K+ times in total. Requires WordPress false+ and PHP false+. Available on WordPress.org since 2011. Last updated 14 years ago — may have compatibility concerns. Top alternative: Type Attribute Warnings Removal.
Check the doctype validity using W3c validator (html , xhtml , … ) when creating or updating page / post / custom post type and show the result in backend
It show the result in back-end in sortable column, a link is add to the w3c for all file to help you to correct html error.
Very easy to see if a post / page is valid or not.
This plugin can check the W3C validity of your page / post or custom post type even if the site is not accessible from the Internet (if you work on local system for example)
| WordPress | false+ requiredTested up to 3.2.1 |
| PHP | false+ required |
Second public release
ADD direct input for manual validation in setting menu
…and 2 more changes
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.