Generate Schema.org JSON-LD structured data markup for any schema type.
Web app with live preview + MCP server for AI-powered schema generation.

Features

:sparkles: 12 Schema Types — Person, Organization, Product, FAQ, Article, LocalBusiness, Event, WebSite, BreadcrumbList, HowTo, Review, VideoObject
:eyes: Live JSON-LD Preview — See your structured data rendered in real-time as you fill in fields
:clipboard: One-Click Copy — Copy generated JSON-LD to clipboard instantly
:white_check_mark: Google Rich Results Ready — Output is validated against Google's structured data requirements
:robot: MCP Server — Use with Claude Desktop, Cursor, or any MCP-compatible AI assistant
:shield: Schema Validation — Validate existing JSON-LD for errors and warnings
:zap: No Dependencies — Clean, standalone web app with zero external runtime dependencies

Supported Schema Types

Type	Description	Google Rich Result
Person	People, professionals, public figures	:white_check_mark: Knowledge Panel
Organization	Companies, non-profits, institutions	:white_check_mark: Logo, Knowledge Panel
Product	Products with pricing and reviews	:white_check_mark: Product Rich Snippet
FAQPage	Frequently asked questions	:white_check_mark: FAQ Rich Result
Article	Blog posts, news articles	:white_check_mark: Article Rich Result
LocalBusiness	Physical stores, restaurants, services	:white_check_mark: Local Business Panel
Event	Concerts, conferences, meetups	:white_check_mark: Event Rich Result
WebSite	Websites with search functionality	:white_check_mark: Sitelinks Search Box
BreadcrumbList	Navigation breadcrumb trails	:white_check_mark: Breadcrumb Rich Result
HowTo	Step-by-step instructions	:white_check_mark: How-to Rich Result
Review	Product or service reviews	:white_check_mark: Review Snippet
VideoObject	Videos with metadata	:white_check_mark: Video Rich Result

Screenshots

Screenshots coming soon.

Getting Started

Web App

# Clone the repository
git clone https://github.com/sharozdawa/schema-gen.git
cd schema-gen

# Install dependencies
npm install

# Start the development server
npm run dev

Open http://localhost:3000 in your browser.

MCP Server

The MCP server lets AI assistants generate Schema.org markup directly. Install it in your preferred AI tool:

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "schema-gen": {
      "command": "npx",
      "args": ["-y", "schema-gen-mcp"]
    }
  }
}

Cursor

Add to .cursor/mcp.json:

{
  "mcpServers": {
    "schema-gen": {
      "command": "npx",
      "args": ["-y", "schema-gen-mcp"]
    }
  }
}

Available MCP Tools

Tool	Description
`generate_schema`	Generate JSON-LD for any of the 12 schema types
`list_schema_types`	List all supported types with their fields
`generate_person_schema`	Quick Person schema generation
`generate_product_schema`	Quick Product schema with pricing
`generate_faq_schema`	Quick FAQ schema from Q&A pairs
`generate_article_schema`	Quick Article schema for blog posts
`generate_organization_schema`	Quick Organization schema
`validate_schema`	Validate existing JSON-LD markup

Example Output

{
  "@context": "https://schema.org",
  "@type": "Person",
  "name": "Jane Doe",
  "jobTitle": "Software Engineer",
  "url": "https://janedoe.com",
  "worksFor": {
    "@type": "Organization",
    "name": "Acme Corp"
  },
  "sameAs": [
    "https://twitter.com/janedoe",
    "https://linkedin.com/in/janedoe"
  ]
}

Why Schema Gen vs Alternatives

Feature	schema-gen	TechnicalSEO.com	Merkle Schema Generator
Schema types	12	8	6
Live preview	Yes	Yes	No
MCP Server	Yes	No	No
Self-hostable	Yes	No	No
Open source	Yes	No	No
Price	Free	Free	Free

More Open Source SEO Tools

Tool	Description
awesome-seo-mcp-servers	Curated list of SEO MCP servers and agent skills
robotstxt-ai	Visual robots.txt manager for AI crawlers
indexnow-mcp	Instant URL indexing via IndexNow
ai-visibility	AI brand visibility tracker

License

MIT

Built by Sharoz Dawa

schema-gen

Quick Install