3 CMS Platforms Control 73% Of The Market & Shape Technical SEO Defaults

March 17, 2026

3 CMS Platforms Control 73% Of The Market & Shape Technical SEO Defaults

Chris Green helped analyze 17 million websites and co-authored the latest SEO chapter for the Web Almanac, and his conclusion should matter to anyone who does SEO for a living. Green said the data showed that individual SEOs have “minimal” web-wide impact compared to CMS platform defaults. He wrote: “If you are really determined to

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Published by searchenginejournal.com