seo-hreflang
sickn33/antigravity-awesome-skills
This tool provides comprehensive auditing, validation, and generation services for Hreflang tags, crucial for multilingual and multi-regional websites. It checks for common SEO mistakes, including missing self-referencing tags, broken return tags, invalid language/region codes (ISO standards), and canonical URL mismatches. It supports implementation across HTML, HTTP headers, and XML sitemaps, ensuring search engines correctly index all language versions.