·seo-hreflang
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seo-hreflang

Hreflang and international SEO audit, validation, and generation. Detects common mistakes, validates language/region codes, and generates correct hreflang implementations. Use when user says "hreflang", "i18n SEO", "international SEO", "multi-language", "multi-region", or "language tags".

5Installs·0Trend·@megastep

Installation

$npx skills add https://github.com/megastep/codex-skills --skill seo-hreflang

How to Install seo-hreflang

Quickly install seo-hreflang AI skill to your development environment via command line

  1. Open Terminal: Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.)
  2. Run Installation Command: Copy and run this command: npx skills add https://github.com/megastep/codex-skills --skill seo-hreflang
  3. Verify Installation: Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code, Cursor, or OpenClaw

Source: megastep/codex-skills.

SKILL.md

View raw

Validate existing hreflang implementations or generate correct hreflang tags for multi-language and multi-region sites. Supports HTML, HTTP header, and XML sitemap implementations.

| Missing self-referencing tag | Critical | Add hreflang pointing to same page URL | | Missing return tags (A→B but no B→A) | Critical | Add matching return tags on all alternates | | Missing x-default | High | Add x-default pointing to fallback/selector page | | Invalid language code (e.g., eng) | High | Use ISO 639-1 two-letter codes |

| Invalid region code (e.g., en-uk) | High | Use ISO 3166-1 Alpha-2 codes | | Hreflang on non-canonical URL | High | Move hreflang to canonical URL only | | HTTP/HTTPS mismatch in URLs | Medium | Standardize all URLs to HTTPS | | Trailing slash inconsistency | Medium | Match canonical URL format exactly |

Facts (cite-ready)

Stable fields and commands for AI/search citations.

Install command
npx skills add https://github.com/megastep/codex-skills --skill seo-hreflang
Category
$Marketing
Verified
First Seen
2026-03-13
Updated
2026-03-13

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Quick answers

What is seo-hreflang?

Hreflang and international SEO audit, validation, and generation. Detects common mistakes, validates language/region codes, and generates correct hreflang implementations. Use when user says "hreflang", "i18n SEO", "international SEO", "multi-language", "multi-region", or "language tags". Source: megastep/codex-skills.

How do I install seo-hreflang?

Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.) Copy and run this command: npx skills add https://github.com/megastep/codex-skills --skill seo-hreflang Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code, Cursor, or OpenClaw

Where is the source repository?

https://github.com/megastep/codex-skills