w3c

Remove type attribute from script and style tags added by WordPress

This plugin will allow you to check your pages/posts HTML against the W3C Validator.

Automatically checks the validity of the page with the service provided by the site http://validator.w3.org/

AccessiWeb Widget: Il web accessibile e inclusivo

Este Plugin nos muestra en cualquier lugar que se pueda añadir un Widget de texto los distintivos de validación de W3C Validator.

Geolocation Services attempts to retrieve a visitor's physical location, allowing for geographically relevant content to be delivered.

Check the doctype validity using W3c validator (html , xhtml , ... ) when creating or updating page / post / custom post type and show the result in …

WP-Validate collects all the pages on your site and runs them through the W3C's HTML Validator.

This plugin performs a batch markup validation check over your entire WordPress website.

Accessibility Magic provides an accessibility widget that helps visitors personalize their browsing experience.

A plugin with common features missed in WordPress, like favicon, meta tags, adding HTML to head and footer, WordPress e-mail from header filter, etc.