Canonical Link


UPDATE — I haven’t updated this plugin in 7-8 years, and I’m not sure if it holds any value or purpose any longer. With WordPress core having implemented the canonical link by default since version 2.9 and great plugins like All in One SEO Pack ( handling canonicalization, it may very well be obsolete. That said, there are still 400+ active users and I’ve gotten a few nags about how dated it is. If you still use it or can think of a valid use, please let me know. Thanks.

Adds the canonical link to your site ( Activate and then set your permalinks to “Post name” under Settings > Permalinks. That’s it. Verify that it’s working correctly with the Firefox add-on:



  • From your WordPress Admin, navigate to: Plugins > Add New
  • Search for: Canonical Link
  • Install it
  • Activate it
  • Please see Additional Instructions


  • Download
  • Unzip
  • Upload to /plugins/ folder
  • Activate
  • Please see Additional Instructions

Additional Instructions

You will also need to update your permalinks (if you haven’t already), which will give you desirable SEO-friendly and user-friendly URLs anyway:

  • From your WordPress Admin, navigate to: Settings > Permalinks
  • Under “Common Settings“, select “Post name
  • Click “Save Changes” and you’re done

Contributors & Developers

“Canonical Link” is open source software. The following people have contributed to this plugin.


Translate “Canonical Link” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.



  • added https support


  • removed syntax error from code


  • cleans URLs better removing query strings (?)