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dereknguyen269
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seo-technical

Audits technical SEO issues across nine categories and outputs a structured report.

Updated Jun 6, 2026
Search Tags:#structured data#core web vitals#mobile optimization#seo audit#technical seo#crawlability#indexability
One-click install
npx skills add https://github.com/dereknguyen269/Codex-SEO --skill seo-technical-dereknguyen269
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: seo-technical
Source: https://github.com/dereknguyen269/Codex-SEO/tree/main/skills/seo-technical
Command: npx skills add https://github.com/dereknguyen269/Codex-SEO --skill seo-technical-dereknguyen269

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Technical SEO auditing across crawlability, indexability, security headers, URL structure, mobile optimization, Core Web Vitals, structured data, JavaScript rendering, and IndexNow protocol helps ensure search engines can discover, index, and understand site content while meeting performance and security standards.

Core Features & Use Cases

  • End-to-end technical SEO audit across 9 categories (crawlability, indexability, security, URL structure, mobile, Core Web Vitals, structured data, JavaScript rendering, and IndexNow).
  • Actionable recommendations prioritized by impact and effort for quick wins and long-term improvements.
  • Suitable for new site launches, periodic health checks, migrations, and ongoing optimization for large sites.

Quick Start

Provide a target site URL to run a full technical SEO audit and receive a prioritized report across categories.

Frequently Asked Questions about seo-technical

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I run a technical SEO audit to check crawlability and indexability for my domain?▼

Run a technical SEO audit by providing your target site URL to identify and quantify issues across crawlability, indexability, and security headers. The process outputs a structured report with actionable recommendations prioritized by impact and effort.

What is included in a Core Web Vitals and mobile optimization SEO audit?▼

A Core Web Vitals and mobile optimization audit identifies and quantifies technical SEO issues across site performance, mobile responsiveness, and security headers. It outputs actionable recommendations prioritized by impact and effort for quick wins and long-term improvements.

Can I use this technical SEO audit for large enterprise deployments and site migrations?▼

Yes, this technical SEO audit handles small sites through large enterprise deployments with deterministic orchestration. It is specifically suitable for new site launches, periodic health checks, migrations, and ongoing optimization across nine technical categories.

How do I check structured data and JavaScript rendering issues during an SEO audit?▼

To check structured data and JavaScript rendering issues, run an SEO audit on your domain. The audit identifies and quantifies problems across structured data, JavaScript rendering, and the IndexNow protocol, outputting a structured report suitable for integration into workflows.

What's the best way to monitor URL structure and security headers for ongoing SEO health?▼

The best way to monitor URL structure and security headers is through periodic technical SEO audits. Running re-audits after site changes ensures search engines can discover, index, and understand site content while meeting performance and security standards.

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