Implement valid BreadcrumbList schema
SkillWeb & browsingLets your agent audit a site's breadcrumb markup for valid structured data and indexability.
Available today. Use it from your connected AI after setup.
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Connect ahel once, and every AI you use reads what you have installed.
Then ask your AI: use the Implement valid BreadcrumbList schema skill
About this capability
Use when auditing metadata, crawlability, structured data, or indexability related to Implement valid BreadcrumbList schema. Verify the rendered HTML and HTTP response rather than relying only on source files.
What this skill tells your AI
The instructions your AI receives, as published by thedaviddias/front-end-checklist in skills/breadcrumb/SKILL.md and read by ahel’s review.
Breadcrumbs help search engines understand your site's structure and often appear in search results, improving navigation and click-through rates.
Quick Reference
- Add
BreadcrumbListstructured data only when the page has a visible, meaningful breadcrumb trail - Ensure the breadcrumb path matches the visible trail and the site's logical hierarchy
- Use JSON-LD to mark up each item in the breadcrumb trail correctly
Check
Verify that the page contains valid BreadcrumbList structured data matching the visible breadcrumbs.
Fix
Implement a JSON-LD script that defines each level of the page's hierarchy using ListItem properties.
Explain
Explain how breadcrumb schema replaces URLs in search results with a more readable navigation path.
Code Review
Review metadata generation, rendered HTML, structured data, and response headers related to Implement valid BreadcrumbList schema. Flag exact routes or templates where search-facing output violates the rule, and describe how to verify the final page output.
For full implementation details, code examples, and framework-specific guidance,
see references/rule.md.
Rule page: https://frontendchecklist.io/en/rules/seo/breadcrumb
Signals
- GitHub stars
- 74k
- Forks
- 7k
- Last commit
- Aug 2026
- Hacker News mentions
- 1
Advanced
- Catalog kind
- skill
- Gateway key
breadcrumb- Source
- github.com/thedaviddias/front-end-checklist