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!This plugin hasn’t been updated in over 2 years. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.


This plugin shows the xhtml and css validity of an entry, in the entry.

Places an image on a page or post showing its html and/or css validity (only visible to the person editing the entry - just like the “Edit this entry” link). To use just add <?php if(function_exists('wp_w3_validation')) {wp_w3_validation();} ?> to your template php file, preferably right next to the function call <?php edit_post_link(’Edit this entry.’ ” ‘ ‘); ?>

Requires: 2.7 or higher
Compatible up to: 2.7.1
Last Updated: 7 years ago
Active Installs: 10+


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