Advanced tool that validates and optimizes structured data markup for better SEO. Web developers and SEO specialists use it to fix schema errors and improve search rankings.
Freemium: 5 validations/day, $15/mo unlimited + reports
Build a schema markup validator with URL input and code editor. Include schema type detection, error highlighting with line numbers, and fix suggestions. Show validation results with pass/fail status and Google preview. Add schema type selector and common templates. Include bulk URL testing and export reports. Focus on getting basic validation working first - you can add bulk testing later.