Skill Builder

Generate Claude Skill scaffolding with validated SKILL.md frontmatter and folder structure.

4|Updated Mar 16, 2026
One-click install
npx skills add https://github.com/gaberger/hex --skill skill-builder-gaberger
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: Skill Builder
Source: https://github.com/gaberger/hex/tree/main/.claude/skills/skill-builder
Command: npx skills add https://github.com/gaberger/hex --skill skill-builder-gaberger

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Create consistent Claude Skill units by providing ready-to-use YAML frontmatter templates, progressive disclosure structure, and battle-tested directory layouts for efficient skill development and reuse.

Core Features & Use Cases

  • Generates production-ready SKILL.md frontmatter for new Claude Skills, ensuring name and description length constraints are met.
  • Provides a reusable template and best practices for progressive disclosure across Level 1-4 content.
  • Supplies directory scaffolding guidance to organize scripts/, references/, assets/, and docs/ for scalable skill development.

Quick Start

Create a new skill by placing a SKILL.md in a new directory under ~/.claude/skills/ with proper frontmatter, then follow the Level 2-4 content guidelines to flesh out the skill.

Frequently Asked Questions about Skill Builder

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

FAQPage Schema
How do I create a new Claude Skill with the correct YAML frontmatter?

Generate a SKILL.md file with compliant YAML frontmatter, placing it in a new directory under your skills folder. This scaffolding ensures the name stays under 64 characters and the description under 1024 characters.

What is progressive disclosure in Claude Skills and how do I structure it?

Progressive disclosure in Claude Skills structures content across Level 1-4 guidelines, allowing developers to flesh out skill details gradually from basic frontmatter to comprehensive documentation and scripts.

How do I organize directories for scalable Claude Skill development?

Organize scalable Claude Skills by scaffolding directories into dedicated folders such as scripts/, references/, assets/, and docs/, ensuring a battle-tested layout for efficient development and reuse.

Do I need any external dependencies to build production-ready Claude Skills?

No external dependencies are required to build production-ready Claude Skills beyond a standard skill template. The scaffolding process validates frontmatter constraints directly without needing additional packages.

What are the frontmatter constraints for a valid SKILL.md file?

A valid SKILL.md file requires frontmatter with a name maximum of 64 characters and a description maximum of 1024 characters. The builder validates these constraints automatically before use.

What's the best way to start generating templates for Claude Skills?

The best way to start generating templates is to place a SKILL.md file with proper frontmatter in a new directory, then follow the provided Level 2-4 content guidelines to flesh out the skill.