30x-seo-hreflang

What problem does it solve?

Hreflang and international SEO validation and generation to ensure correct language/region signals and bidirectional linking across multi-language sites.

Core Features & Use Cases

• Validate self-referencing hreflang tags on each page to ensure Google's recognition.
• Enforce bidirectional return tags and a proper x-default fallback across variants.
• Generate and validate language and region codes using ISO standards across HTML, HTTP headers, and XML sitemaps.
• Cross-domain hreflang support and canonical URL alignment to prevent misinterpretation.
• Use case: you launch a multilingual site and need accurate interlinks and automatic hreflang tag generation.

Quick Start

Provide your site's URL and the list of language variants to generate and validate hreflang tags.