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seo-hreflang

Validate and generate hreflang configurations for HTML tags, HTTP headers, and XML sitemaps.

Updated May 27, 2026
Search Tags:#audit#localization#i18n#internationalization#seo#hreflang
One-click install
npx skills add https://github.com/vtormir-sketch/seo-skills --skill seo-hreflang-vtormir-sketch
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: seo-hreflang
Source: https://github.com/vtormir-sketch/seo-skills/tree/main/skills/seo-hreflang
Command: npx skills add https://github.com/vtormir-sketch/seo-skills --skill seo-hreflang-vtormir-sketch

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill resolves complex international SEO challenges by validating and generating correct hreflang implementations, preventing common indexing errors and ensuring search engines serve the right content to the right audience.

Core Features & Use Cases

  • Technical Validation: Automatically checks for self-referencing tags, bidirectional return tags, and correct ISO language/region code usage.
  • Implementation Support: Provides guidance and generation for HTML link tags, HTTP headers, and XML sitemaps.
  • Cultural & Content Audit: Assesses content parity and cultural adaptation across different locales to ensure high-quality user experiences in global markets.

Quick Start

Use the seo-hreflang skill to audit the international SEO configuration for the website at https://example.com.

Frequently Asked Questions about seo-hreflang

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

FAQPage Schema
How do I validate hreflang tags for international SEO?▼

Validate hreflang tags by checking for self-referencing tags, bidirectional return tags, and correct ISO 639-1 and ISO 3166-1 code usage. This process ensures search engines properly index language and region targeting across global website versions.

What is hreflang and when do I need it for localization?▼

Hreflang is an international SEO attribute that specifies language and regional targeting for web pages. You need hreflang during localization to prevent indexing errors and ensure search engines serve the correct regional content to global audiences.

Can I generate hreflang configurations for XML sitemaps?▼

Yes, you can generate hreflang configurations for XML sitemaps, HTML link tags, and HTTP headers. This implementation support ensures correct language and region targeting across different technical formats for global websites.

How do I audit content parity across localized website versions?▼

Audit content parity by assessing cultural adaptation and localized content across different regional versions. This technical SEO audit ensures high-quality user experiences and correct canonical URL alignment across global markets.

Why does my hreflang implementation fail bidirectional return tag verification?▼

Hreflang implementation fails bidirectional return tag verification when localized pages do not reference each other symmetrically. Correcting canonical URL alignment and ensuring mutual return tags point back resolves these international SEO indexing errors.

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