Can it find crawl errors like 404s or redirect loops?

Yes, the skill identifies 4xx/5xx errors, redirect chains, and orphan pages to ensure search engine bots can navigate and index your site efficiently.

Is this skill suitable for JavaScript-heavy websites?

Absolutely, the skill includes specific checks for JavaScript rendering issues to ensure your client-side content is being properly rendered and indexed by search engines.

Does this require external API access?

While it works best with MCP connections to SEO tools or the WebFetch tool, it can also perform comprehensive audits based on manual data inputs like robots.txt content or PageSpeed reports.

How does this skill help with Core Web Vitals?

It analyzes LCP, CLS, and INP metrics using data from tools like Google PageSpeed Insights to provide specific, actionable optimization recommendations for your site's performance.

Technical SEO Checker

Name: Technical SEO Checker
Author: aaron-he-zhu

byaaron-he-zhu

•

377

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マーケティングオートメーション

Conducts deep technical SEO audits to identify crawlability, indexability, and performance issues that impact search engine rankings.

The Technical SEO Checker is a specialized skill for Claude Code designed to diagnose and resolve the underlying infrastructure issues that hinder website visibility. It performs exhaustive evaluations of Core Web Vitals including LCP, CLS, and INP, analyzes crawl budget efficiency via robots.txt and XML sitemap reviews, and validates security protocols like HTTPS and HSTS. By providing a prioritized implementation roadmap and a scored health report, it empowers developers and SEO professionals to fix architectural bottlenecks, ensure mobile-friendliness, and optimize JavaScript rendering for modern search engines.

主な機能

01Mobile-Friendliness & Responsive Design Testing

02Comprehensive Core Web Vitals & Performance Analysis (LCP, CLS, INP, TTFB)

03Security & HTTPS/HSTS Infrastructure Validation

04377 GitHub stars

05Prioritized Technical Health Report with 0–100 Scoring and Issue Triage

06Deep Crawlability & Indexability Audit (Robots.txt, Sitemaps, Canonical tags)

ユースケース

01Conducting routine technical health checks for large-scale sites to ensure optimal crawl budget usage.

02Diagnosing sudden ranking drops related to site performance bottlenecks or indexing errors.

03Performing a pre-migration audit when moving to a new domain or CMS to prevent ranking loss.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add aaron-he-zhu/seo-geo-claude-skills technical-seo-checker

For use in Claude.ai and ChatGPT

Download Skill