Instantly validate, visualize, and generate Schema.org structured data for any webpage
Users
1,000
0 in 30 days
Rating
4.8 / 5
−0.09 in 30 days
Ratings
79
+6 in 30 days
Store rank
#23K
#19K among extensions
Version
1.2.0
updated 28 Feb 2026
Users
monthly, 10 months
Latest, 15 Oct 2026:1,000 usersMove the mouse over the chart for any month
Ratings count
monthly, 10 months
Latest, 15 Oct 2026:79 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Schema Markup Validator & Generator
Schema Markup Validator & Generator helps you ensure your structured data is accurate, compliant, and ready for rich results—without leaving your browser.
Built for SEO professionals, developers, and content teams, this extension combines real-time schema detection, error validation, and a ready-to-use generator in one streamlined tool.
🔍 Key Features
• Automatic Schema Detection
Instantly scans webpages for JSON-LD, Microdata, and RDFa formats.
• Accurate Validation
Identifies schema errors and warnings based on Google’s structured data requirements.
• Schema Generator
Create clean schema markup using ready templates such as Article, Product, LocalBusiness, FAQPage, Organization, and more.
• Rich Results Preview
Visualize how your structured data may appear in Google search results.
• Side Panel Workflow
Analyze, validate, and generate schema without switching tabs.
• One-Click Actions
Copy or download schema markup instantly.
• Google Rich Results Test Access
Open any page directly in Google’s testing tool for deeper validation.
• Light & Dark Mode Support
Comfortable usage across different working environments.
• Privacy-First Design
No tracking or data collection—everything runs locally in your browser.
💡 Who Should Use This Extension?
• SEO specialists improving rich snippet eligibility
• Web developers implementing or debugging schema markup
• Content managers verifying structured data accuracy
• Digital marketers optimizing pages for enhanced SERP visibility
🚀 Why Choose Schema Markup Validator & Generator?
Unlike basic schema checkers, this extension goes beyond detection. It validates, previews, and generates schema in one place—saving time and reducing implementation errors.
Whether you’re auditing a page or creating markup from scratch, you get a faster, cleaner workflow.
Start validating and generating structured data with confidence directly from your browser.