Is this canonical generator free?

Yes. It builds a valid rel=canonical tag in your browser with no login.

Where does the canonical tag go?

In the of the page. It can also be sent as an HTTP header for non-HTML files like PDFs.

Can a page be canonical to itself?

Yes — and it usually should be. A self-referencing canonical to the clean URL is best practice for most pages.

Canonical Tag Generator

This free canonical tag generator creates a valid rel=canonical link tag from a URL. The canonical tag tells search engines which version of a page is the preferred one, consolidating duplicate or parameter URLs so their ranking signals aren't split.

Key takeaways

rel=canonical tells Google the preferred URL and consolidates duplicate signals.
Every page should self-reference its own clean URL.
Don't canonicalize to a page you also noindex or block.

What does a canonical tag do?

A rel=canonical tag points search engines to the preferred URL when the same or similar content is reachable at multiple URLs (parameters, trailing slashes, http/https, print versions). It consolidates ranking signals to one URL and prevents duplicate-content dilution.

How do I use canonical tags correctly?

Every page should have a self-referencing canonical to its own clean URL.
Duplicate/variant pages point their canonical to the main version.
Use absolute URLs.
Don't canonicalize to a page you also noindex or block.

Do I need this on WordPress?

Most WordPress SEO plugins add canonicals automatically, but this is handy for custom pages, landing pages, or checking a specific URL. nativeWP is an AI content automation platform for WordPress that bulk-generates SEO articles with your own OpenRouter API key and auto-publishes or schedules them to WordPress and Shopify.

Frequently asked questions

Is this canonical generator free?: Yes. It builds a valid rel=canonical tag in your browser with no login.
Where does the canonical tag go?: In the <head> of the page. It can also be sent as an HTTP header for non-HTML files like PDFs.
Can a page be canonical to itself?: Yes — and it usually should be. A self-referencing canonical to the clean URL is best practice for most pages.

nativeWP is an AI content automation platform for WordPress that bulk-generates SEO articles with your own OpenRouter API key and auto-publishes or schedules them to WordPress and Shopify.