Enter the preferred (canonical) version of the URL
Ready to generate
Enter a URL and click Generate Tag// generate canonical url tags
Generate canonical link tags from preferred URLs instantly. Clean URL variants, avoid duplicate content issues, and boost SEO with correct canonical tags.
Ready to generate
Enter a URL and click Generate TagPaste the preferred (canonical) version of the page URL you want to declare.
Choose whether to force HTTPS and how to handle trailing slashes.
Click Generate, then copy the <link rel="canonical"> tag and paste it in your page's <head>.
A canonical tag (<link rel="canonical">) tells search engines which version of a URL is the authoritative one. This tool generates correctly formatted canonical tags from any URL, applying normalizations like forcing HTTPS and controlling trailing slashes so you always get a consistent, SEO-safe output.
A canonical tag is an HTML element placed in the <head> of a page that tells search engines which URL is the "preferred" or authoritative version. It uses the syntax <link rel="canonical" href="..."> and helps consolidate link equity when multiple URLs serve the same or similar content.
Without canonical tags, search engines may index multiple versions of the same page (e.g., http vs https, with/without www, with/without trailing slash) as separate pages. This splits your SEO authority and can lead to lower rankings. Canonical tags consolidate these signals to your preferred URL.
Either approach is fine, but you must be consistent across your entire site. Pick one convention (with or without trailing slash) and apply it everywhere â including in your canonical tags, sitemaps, and internal links. Mixing conventions causes duplicate content signals.
No. A canonical tag is a hint to search engines, not a redirect. Users visiting the non-canonical URL will still see the page content â only search engines use the canonical hint to consolidate indexing. For a hard redirect, you need a 301 redirect configured in your server or CMS.
Yes â cross-domain canonicals are supported by Google, Bing, and other major search engines. This is useful for syndicated content where the original source wants to claim authorship. However, the receiving site must accept cross-domain canonicals for the signal to work.
The canonical tag must be placed inside the <head> section of your HTML document â not in the body. Many CMS platforms (WordPress, Shopify, Wix) inject this automatically via SEO plugins like Yoast or RankMath. For custom sites, paste the generated tag in your HTML head template.
The <link rel="canonical"> tag â commonly called the canonical tag or canonical link element â is one of the most important yet frequently overlooked SEO signals you can add to your web pages. First introduced jointly by Google, Yahoo, and Microsoft in 2009, it gives webmasters a reliable way to tell search engines which URL is the authoritative version when the same content appears at multiple addresses.
Without canonical tags, search engines often discover the same page at several different URLs simultaneously. A blog post, for instance, might be accessible at http://example.com/post, https://example.com/post, https://www.example.com/post, https://example.com/post/, and https://example.com/post?ref=newsletter. From a user perspective, these are identical â but from a crawler's perspective, they can appear as five distinct pages competing against each other in search results.
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Duplicate content is the situation where identical or substantially similar content exists at more than one URL. Search engines penalize this indirectly â not as a manual penalty, but by splitting the ranking signals (like backlinks) across all the duplicate URLs instead of consolidating them on your preferred page. This dilutes your SEO authority and can cause search engines to choose a different URL than you'd want as the canonical.
By adding a canonical tag pointing to your preferred URL on every duplicate variant, you instruct search engines to: (1) consolidate link equity from all variants to the canonical URL, (2) index only the canonical version in search results, and (3) avoid crawling duplicate URLs repeatedly â saving crawl budget on large sites.
example.com and www.example.com are technically different hosts. Pick one as canonical and configure both the canonical tag and a server-side redirect./page and /page/ can serve identical content on many platforms. Consistent canonical tags (and ideally, a redirect) keep these unified.?utm_source=..., ?sessionid=...) create dozens of URLs for a single page. A self-referencing canonical without parameters signals the clean URL as authoritative./products?page=2) should canonicalize to the first page or use the rel=prev/next pattern.The canonical tag is a simple, self-closing HTML element with two key attributes:
rel="canonical" â the fixed relationship type that signals intent to search engineshref="..." â the absolute URL of the preferred pageA correctly formatted canonical tag looks like this: <link rel="canonical" href="https://example.com/preferred-page/">. Always use absolute URLs (including the full scheme and domain) rather than relative paths â relative canonicals are error-prone and may be interpreted differently across crawlers.
Even pages with no duplicate content benefit from a canonical tag pointing to themselves. This is called a self-referencing canonical, and it's recommended by Google explicitly. It prevents search engines from creating "accidental" duplicates by appending tracking parameters, and it makes your canonical intent explicit rather than implied. Every page on your site ideally carries one, from the homepage to the deepest blog post.
Both canonical tags and 301 redirects address duplicate content, but they serve different purposes. A 301 redirect actively forwards users and bots from one URL to another â the original URL returns an HTTP 301 status and the browser/crawler follows to the destination. A canonical tag, by contrast, is a hint: the original URL still returns 200 OK and remains accessible, but the canonical preference is declared in the HTML head.
Use 301 redirects when you want to fully retire a URL. Use canonical tags when you need to keep a URL accessible (for technical or business reasons) but want search engines to credit a different URL. For maximum SEO benefit, combining both â a redirect AND a canonical on the destination â is the gold standard during site migrations.
Most modern CMS platforms support canonical tags natively or via plugins. In WordPress, the Yoast SEO, Rank Math, or All in One SEO plugins automatically generate canonical tags based on your page settings. In Shopify, canonical tags are built into all default themes. In Wix, Squarespace, and Webflow, canonical tags are managed automatically by the platform. For custom HTML sites, use this tool to generate the tag and paste it inside your <head> template â ideally above other meta tags for clarity.
This free tool makes it easy to generate properly formatted canonical tags from any URL. Simply enter the preferred version of your page URL, configure your HTTPS and trailing slash preferences, and click Generate. You'll get a ready-to-paste HTML tag that follows the canonical specification exactly. No login required, no file uploads â everything runs instantly in your browser. Use it for auditing existing pages, generating tags for new content, or quickly verifying what a canonicalized URL would look like under different normalization rules.