SEO Schema Markup
SEO Schema Markup
Free JSON-LD schema generator & validator. No signup.
SEO Schema Markup is a 100% free, open-source toolkit for creating and validating JSON-LD structured data. Fill in a simple form and get valid schema.org markup in real time, with required fields flagged in red and recommended fields in amber, so your output passes Google's Rich Results Test before you paste it into your site. Already have markup? Paste your JSON-LD or raw HTML into the validator and see exactly which properties are missing. Everything runs in your browser, and there is no signup and no data collection. It is built by WebSensePro and released under the MIT license.
Features
- 9 schema generators: FAQ, Product, Shopify Product, Article and Author, Local Business, Organization, Breadcrumb, Event, Review and Rating
- Schema validator that accepts JSON-LD or raw HTML
- Live validation with required and recommended field flags
- One-click copy and a ready-to-paste <script> snippet
- Dynamic Shopify Liquid schema that auto-fills title, price, variants and ratings
- Plain-English guides on schema, JSON-LD, Shopify and WordPress
- Runs in the browser, so no signup and no data leaves your machine
- Open source (MIT)
Use Cases
- Earn FAQ dropdowns and star ratings in Google search results
- Add Product schema with price and availability to e-commerce pages
- Set up dynamic schema for a Shopify store theme
- Add Article and author markup to blog posts for E-E-A-T
- Add LocalBusiness markup with address, hours and geo for local SEO
- Add Organization schema with logo and social profiles for a knowledge panel
- Audit and fix existing schema before running Google's Rich Results Test
- Help agencies and freelancers ship structured data for clients faster
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