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igij01
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skill-writer

Guide creation of Claude Code Agent Skills with SKILL.md frontmatter and folder layout.

Updated Mar 22, 2026
Search Tags:#documentation#validation#yaml#claude-code#frontmatter#skill-writing#skill-design
One-click install
npx skills add https://github.com/igij01/unified-kernel-framework-backend --skill skill-writer-igij01
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: skill-writer
Source: https://github.com/igij01/unified-kernel-framework-backend/tree/main/.claude/skills/skill-writer
Command: npx skills add https://github.com/igij01/unified-kernel-framework-backend --skill skill-writer-igij01

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps users create well-structured Agent Skills for Claude Code that follow best practices and validation requirements.

Core Features & Use Cases

  • Clear frontmatter structure and validation guidance
  • Step-by-step Skill scoping, location, and progressive disclosure
  • Templates and guidelines for SKILL.md, references, and samples

Quick Start

Create a new Skill by defining proper frontmatter, placing SKILL.md at the Skill root, and validating the file structure.

Frequently Asked Questions about skill-writer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I structure frontmatter for a Claude Code SKILL.md file?▼

To structure frontmatter for a Claude Code SKILL.md file, define required metadata fields at the document root and validate them against expected schemas. This ensures predictable agent behavior and proper skill scoping.

What is progressive disclosure when designing Agent Skills?▼

Progressive disclosure in Agent Skill design involves revealing information step-by-step across folder layouts and references. It keeps SKILL.md concise while providing optional samples for deeper context.

How do I validate a YAML frontmatter structure for Claude Skills?▼

You validate YAML frontmatter for Claude Skills by using validation prompts to check required fields and content sections. This enforces best practices and produces reusable, error-free skill files.

What is the correct folder layout for Claude Code Agent Skills?▼

The correct folder layout for Claude Code Agent Skills places SKILL.md at the skill root directory. Optional resources like references and samples are organized progressively alongside it to support discovery.

Do I need any dependencies to build a well-structured SKILL.md?▼

No dependencies are required to build a well-structured SKILL.md. You only need a text editor to define YAML frontmatter and content sections following the provided validation guidelines.

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