W3C (X)HTML Validation :: Add-ons for Firefox

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About this Add-on

Enter the URL in the search box, and you will get the (X)HTML validation details of the page, as provided by W3C.

Version Information

Version 20090626 Released June 26, 2009 2.0 KiB

Added favicon.

Source code released under GNU General Public License, version 3.0

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