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OpenSEO SEO Audit

Data-backed site audit that names the few changes most likely to grow traffic.

Official vendorby OpenSEO (Every App)Checked October 18, 2026

OpenSEO's audit skill, powered by its open source SEO platform and live search data. Instead of a long checklist, it investigates real opportunities and reports the handful of changes worth doing first.

Who it is for

  • Marketers
  • SEO specialists
  • Site owners
  • Agencies

Prompts to try

Once the skill is installed, ask for the result in plain words. Claude picks the skill up on its own.

Prompt 1
Audit my website and tell me what to fix first
Prompt 2
Which pages are close to ranking and need a push?
Prompt 3
Run an SEO audit on example.com focused on leads, not traffic

How to install it

In Claude Code

  1. /plugin marketplace add every-app/open-seo
  2. /plugin install openseo@openseo

In Claude.ai

Add every-app/open-seo as a marketplace under Customize > Plugins > Add > Add marketplace, then add the plugin from that list.

Good to know

Skills-only option: npx skills add every-app/open-seo. Plugin skills run as /openseo:skill-name.

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How we checked it

Confirmed SKILL.md at plugins/openseo/skills/seo-audit/SKILL.md in every-app/open-seo via the GitHub API; skill folder last changed 2026-09-19, repo has 23,916 stars and was pushed 2026-10-14; plugin manifest names OpenSEO as author and points to the hosted OpenSEO MCP server.

Source: github.com/every-app/open-seo/tree/main/plugins/openseo/skills/seo-audit

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