Libraries tagged by canon

[clickstorm] SEO - Extension for TYPO3. Enables important onpage features for search engine optimization (SEO). Expands the page settings and any desired records for example with a preview for Google search results (SERP) Structured Data (JSON-LD) and a Focus Keyword. Restrictive hreflang and canonical tags. Modules for metadata of records and alternative texts of images. Further features are shown in the extension manual.

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PHP class that attempts to resolve URLs to a final, canonical link.

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Behat extension for testing some On-Page SEO factors: meta title/description, canonical, hreflang, meta robots, robots.txt, redirects, sitemap validation, HTML validation, performance...

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Serialize data into canonical way, based on RFC-8785.

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Simple PHP library to canonize emails address from gmail.com or other providers that allow several forms of email.

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Add canonical tag to magento 2 cms pages

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[clickstorm] SEO - Extension for TYPO3. Enables important onpage features for search engine optimization (SEO). Expands the page settings and any desired records for example with a preview for Google search results (SERP) Structured Data (JSON-LD) and a Focus Keyword. Restrictive hreflang and canonical tags. Modules for metadata of records and alternative texts of images. Further features are shown in the extension manual.

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return the canonical url from a string of html

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Create redirects to the canonical url of your forum

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Adds a simple canonical tag in Silverstripe

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Avoiding Duplicate Content. Extension for Contao Open Source CMS

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Adds social metadata like OpenGraph, X (Twitter) and JSON-LD to all pages.

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Meta plugin for CakePHP

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