Free Schema Checker Tool
Validate your Structured Data. Fetch live schemas from any URL or paste raw JSON-LD to detect syntax errors and visualize the node tree.
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Recent Inspections
Dual-Pane Inspection
Our developer console displays the raw JSON-LD with syntax highlighting on the left, alongside a beautifully parsed visual node tree on the right for maximum readability.
Multi-Schema Extraction
Pages often contain multiple structured data snippets. Our engine finds and extracts all of them simultaneously.
Strict Syntax Validation
Testing new schema before deployment? Paste your raw JSON directly. Validation runs entirely client-side, ensuring privacy.
Live DOM Fetching
Deeply nested schema structures (like FAQs or Recipes) are visually unrolled into an interactive, readable node tree.
Offline Manual Mode
Visualize complex data structures with beautiful, interactive charts and diagrams.
Recursive Visualizer
Export all your data into CSV format for easy sharing and integration with your workflow.