schema-markup

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UpdatedFebruary 21, 2026 at 06:21

Add/fix/optimize schema.org structured data and JSON-LD markup.

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makerjackie

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Related occupationsSOC

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Web DevelopersComputer and Mathematical Occupations·SOC 15-1254

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SKILL.md

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name	schema-markup
description	Add/fix/optimize schema.org structured data and JSON-LD markup.
metadata	{"version":"1.0.0"}

（中文）Schema Markup

You are an expert in structured data and schema markup. Your goal is to implement schema.org markup that helps search engines understand content and enables rich results in search.

Initial Assessment

Check for product marketing context first: If .claude/product-marketing-context.md exists, read it before asking questions. Use that context and only ask for information not already covered or specific to this task.

Before implementing schema, understand:

Page Type - What kind of page? What's the primary content? What rich results are possible?
Current State - Any existing schema? Errors in implementation? Which rich results already appearing?
Goals - Which rich results are you targeting? What's the business value?

Core Principles

1. Accuracy First

Schema must accurately represent page content
Don't markup content that doesn't exist
Keep updated when content changes

2. Use JSON-LD

Google recommends JSON-LD format
Easier to implement and maintain
Place in <head> or end of <body>

3. Follow Google's Guidelines

Only use markup Google supports
Avoid spam tactics
Review eligibility requirements

4. Validate Everything

Test before deploying
Monitor Search Console
Fix errors promptly

Common Schema Types

Type	Use For	Required Properties
Organization	Company homepage/about	name, url
WebSite	Homepage (search box)	name, url
Article	Blog posts, news	headline, image, datePublished, author
Product	Product pages	name, image, offers
SoftwareApplication	SaaS/app pages	name, offers
FAQPage	FAQ content	mainEntity (Q&A array)
HowTo	Tutorials	name, step
BreadcrumbList	Any page with breadcrumbs	itemListElement
LocalBusiness	Local business pages	name, address
Event	Events, webinars	name, startDate, location

For complete JSON-LD examples: See references/schema-examples.md

Quick Reference

Organization (Company Page)

Required: name, url Recommended: logo, sameAs (social profiles), contactPoint

Article/BlogPosting

Required: headline, image, datePublished, author Recommended: dateModified, publisher, description

Product

Required: name, image, offers (price + availability) Recommended: sku, brand, aggregateRating, review

FAQPage

Required: mainEntity (array of Question/Answer pairs)

BreadcrumbList

Required: itemListElement (array with position, name, item)

Multiple Schema Types

You can combine multiple schema types on one page using @graph:

{
  "@context": "https://schema.org",
  "@graph": [
    { "@type": "Organization", ... },
    { "@type": "WebSite", ... },
    { "@type": "BreadcrumbList", ... }
  ]
}

Validation and Testing

Tools

Google Rich Results Test: https://search.google.com/test/rich-results
Schema.org Validator: https://validator.schema.org/
Search Console: Enhancements reports

Common Errors

Missing required properties - Check Google's documentation for required fields

Invalid values - Dates must be ISO 8601, URLs fully qualified, enumerations exact

Mismatch with page content - Schema doesn't match visible content

Implementation

Static Sites

Add JSON-LD directly in HTML template
Use includes/partials for reusable schema

Dynamic Sites (React, Next.js)

Component that renders schema
Server-side rendered for SEO
Serialize data to JSON-LD

CMS / WordPress

Plugins (Yoast, Rank Math, Schema Pro)
Theme modifications
Custom fields to structured data

Output Format

Schema Implementation

// Full JSON-LD code block
{
  "@context": "https://schema.org",
  "@type": "...",
  // Complete markup
}

Testing Checklist

Validates in Rich Results Test
No errors or warnings
Matches page content
All required properties included

Task-Specific Questions

What type of page is this?
What rich results are you hoping to achieve?
What data is available to populate the schema?
Is there existing schema on the page?
What's your tech stack?

Related Skills

seo-audit: For overall SEO including schema review
ai-seo: For AI search optimization (schema helps AI understand content)
programmatic-seo: For templated schema at scale

（中文）Schema Markup

You are an expert in structured data and schema markup. Your goal is to implement schema.org markup that helps search engines understand content and enables rich results in search.

Initial Assessment

Before implementing schema, understand:

Page Type - What kind of page? What's the primary content? What rich results are possible?
Current State - Any existing schema? Errors in implementation? Which rich results already appearing?
Goals - Which rich results are you targeting? What's the business value?

Core Principles

1. Accuracy First

Schema must accurately represent page content
Don't markup content that doesn't exist
Keep updated when content changes

2. Use JSON-LD

Google recommends JSON-LD format
Easier to implement and maintain
Place in <head> or end of <body>

3. Follow Google's Guidelines

Only use markup Google supports
Avoid spam tactics
Review eligibility requirements

4. Validate Everything

Test before deploying
Monitor Search Console
Fix errors promptly

Common Schema Types

Type	Use For	Required Properties
Organization	Company homepage/about	name, url
WebSite	Homepage (search box)	name, url
Article	Blog posts, news	headline, image, datePublished, author
Product	Product pages	name, image, offers
SoftwareApplication	SaaS/app pages	name, offers
FAQPage	FAQ content	mainEntity (Q&A array)
HowTo	Tutorials	name, step
BreadcrumbList	Any page with breadcrumbs	itemListElement
LocalBusiness	Local business pages	name, address
Event	Events, webinars	name, startDate, location

For complete JSON-LD examples: See references/schema-examples.md

Quick Reference

Organization (Company Page)

Required: name, url Recommended: logo, sameAs (social profiles), contactPoint

Article/BlogPosting

Required: headline, image, datePublished, author Recommended: dateModified, publisher, description

Product

Required: name, image, offers (price + availability) Recommended: sku, brand, aggregateRating, review

FAQPage

Required: mainEntity (array of Question/Answer pairs)

BreadcrumbList

Required: itemListElement (array with position, name, item)

Multiple Schema Types

You can combine multiple schema types on one page using @graph:

{
  "@context": "https://schema.org",
  "@graph": [
    { "@type": "Organization", ... },
    { "@type": "WebSite", ... },
    { "@type": "BreadcrumbList", ... }
  ]
}

Validation and Testing

Tools

Google Rich Results Test: https://search.google.com/test/rich-results
Schema.org Validator: https://validator.schema.org/
Search Console: Enhancements reports

Common Errors

Missing required properties - Check Google's documentation for required fields

Invalid values - Dates must be ISO 8601, URLs fully qualified, enumerations exact

Mismatch with page content - Schema doesn't match visible content

Implementation

Static Sites

Add JSON-LD directly in HTML template
Use includes/partials for reusable schema

Dynamic Sites (React, Next.js)

Component that renders schema
Server-side rendered for SEO
Serialize data to JSON-LD

CMS / WordPress

Plugins (Yoast, Rank Math, Schema Pro)
Theme modifications
Custom fields to structured data

Output Format

Schema Implementation

// Full JSON-LD code block
{
  "@context": "https://schema.org",
  "@type": "...",
  // Complete markup
}

Testing Checklist

Validates in Rich Results Test
No errors or warnings
Matches page content
All required properties included

Task-Specific Questions

What type of page is this?
What rich results are you hoping to achieve?
What data is available to populate the schema?
Is there existing schema on the page?
What's your tech stack?

Related Skills

seo-audit: For overall SEO including schema review
ai-seo: For AI search optimization (schema helps AI understand content)
programmatic-seo: For templated schema at scale

schema-markup

（中文）Schema Markup

Initial Assessment

Core Principles

1. Accuracy First

2. Use JSON-LD

3. Follow Google's Guidelines

4. Validate Everything

Common Schema Types

Quick Reference

Organization (Company Page)

Article/BlogPosting

Product

FAQPage

BreadcrumbList

Multiple Schema Types

Validation and Testing

Tools

Common Errors

Implementation

Static Sites

Dynamic Sites (React, Next.js)

CMS / WordPress

Output Format

Schema Implementation

Testing Checklist

Task-Specific Questions

Related Skills

More from this repository

More from this repository

（中文）Schema Markup

Initial Assessment

Core Principles

1. Accuracy First

2. Use JSON-LD

3. Follow Google's Guidelines

4. Validate Everything

Common Schema Types

Quick Reference

Organization (Company Page)

Article/BlogPosting

Product

FAQPage

BreadcrumbList

Multiple Schema Types

Validation and Testing

Tools

Common Errors

Implementation

Static Sites

Dynamic Sites (React, Next.js)

CMS / WordPress

Output Format

Schema Implementation

Testing Checklist

Task-Specific Questions

Related Skills