Product JSON-LD Field Checker

Paste a product’s JSON-LD or product data and see which commonly needed fields are present or missing: name, description, image, price, currency, availability, brand, GTIN, shipping and return policy. Runs in your browser; no sign-up. Made by momiji, who also builds the Agentic Catalog app for Shopify (https://apps.shopify.com/agentic-catalog-readiness).