Skills tagged markup: 3 agent skills for Claude Code

• schema — When the user wants to add, fix, or optimize schema markup and structured data on their site.
• seo-hreflang — Hreflang and international SEO audit, validation, and generation.
• seo-schema — org structured data. JSON-LD format preferred. Use when user says "schema", "structured data", "rich results", "JSON-LD", or "markup".