Skill
SEO
addyosmani/web-quality-skills
Improves a site's chances of ranking in regular search results by correcting meta tags, adding/schema markup, and tidying sitemaps and other indexability signals. It focuses on classic search-engine signals and on-page/indexing fixes - it does not aim to make content show up in AI assistants' answers or replace a full technical Core Web Vitals audit.
2 other skills are also called SEO
Same name, different author, different job. If more than one is installed, the one that runs is whichever the agent matches first.
- SEO by affaan-m/ecc - side by side
- SEO by agricidaniel/claude-seo - side by side
A situation it fits
You just want the classic on-page hygiene handled - correct meta tags, schema markup, and a tidy sitemap so pages get indexed properly. You are explicitly not after a loading-speed overhaul, a keyword strategy, or a trust-and-authority review.Skills it gets confused with
These share a family with SEO, which is another way of saying they are the ones you might reach for by mistake.
- AI SEOPrepares content and site signals so AI assistants and large language models are more…SEO (addyosmani) vs AI SEO, side by side
- Programmatic SEOGenerate many search-optimized pages from a template plus a dataset, so one page design…SEO (addyosmani) vs Programmatic SEO, side by side
- SEO (affaan-m)Finds and fixes practical search problems on a site - crawl/index issues, meta tags…SEO (addyosmani) vs SEO (affaan-m), side by side
- SEO (agricidaniel)Runs site-wide technical and content audits - crawlability, indexability, Core Web…SEO (addyosmani) vs SEO (agricidaniel), side by side
- SEO AuditDiagnose an existing site's search visibility - crawlability, meta tags, structured data…SEO (addyosmani) vs SEO Audit, side by side
Every comparison with SEO
Knowing what SEO does is the easy half. Telling it apart from the others under time pressure is the game.
Today's sessionSEO is part of addyosmani/web-quality-skills. Licence: MIT. The description above was written for this game, not taken from the skill.