schema-markup SKILL.md skillA

schema-markup from karero/croftweaver is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add karero/croftweaver/schema-markup@v1.1.0

Pins v1.1.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
karero/croftweaver
Path
skills/schema-markup/SKILL.md
Versions recorded
5
Latest version
v1.1.0, committed Oct 9, 2026
First version recorded
Jun 19, 2026
Size
6,974 bytes
Repository stars
8
License
MIT

When the user wants to add, fix, or optimize schema markup and structured data on their site. Also use when the user mentions "schema markup," "structured data," "JSON-LD," "rich snippets," "schema.org," "FAQ schema," "product schema," "review schema," "breadcrumb schema," "Google rich results," "knowledge panel," "star ratings in search," or "add structured data." Use this whenever someone wants their pages to show enhanced results in Google. For broader SEO issues, see seo-audit. For AI…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# 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 `.agents/product-marketing-context.md` exists (or `.claude/product-marketing-context.md` in older setups), 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:

1. **Page Type** - What kind of page? What's the primary content? What rich results are possible?

2. **Current State** - Any existing schema? Errors in implementation? Which rich results already appearing?

3. **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
- Set `inLanguage` on CreativeWork types (Article, FAQPage, and similar
  content types — NOT LocalBusiness/Organization/Product, which schema.org
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add karero/croftweaver/schema-markup@sha256:99a276da7163b9f4

The line at the top of this page pins the label v1.1.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_m6p2wawd2qfbrmaq.svg)](https://markdownregistry.com/a/art_m6p2wawd2qfbrmaq)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Jun 19, 2026 and Oct 9, 2026, about one every 28 days.

versioncommittedcommitsizeaudit
v1.1.0 latest2026-10-09 9ea91dc 6,974 BA view · diff
v1.1.02026-10-09 5a8feb2 6,659 BA view · diff
v1.1.02026-07-09 a27667d 6,177 BA view · diff
v1.1.02026-07-09 bd6b71e 6,062 BA view · diff
v1.1.02026-06-19 835b0e0 5,215 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (6974 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

karero/croftweaver · 8 stars · license MIT · pushed 2026-10-21 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_m6p2wawd2qfbrmaq
GET https://markdownregistry.com/api/v1/resolve?ref=karero/croftweaver/schema-markup
GET https://markdownregistry.com/api/v1/blob/99a276da7163b9f458ef7b211a582ba82c81f433741299a2d795e11d68c91a92

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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