Can this tool help with existing skill files?

Yes, it can review, refactor, and improve existing SKILL.md files to meet production-quality standards and fix activation issues.

How does the Expert Skill Writer improve my custom skills?

It applies official Anthropic design patterns like progressive disclosure and trigger optimization to make your skills more reliable and token-efficient.

What is progressive disclosure in the context of skills?

It is a three-level loading system (Frontmatter, Body, Linked Files) that minimizes token usage by only providing Claude with deep details when the skill is actually relevant.

What is a Claude Code Skill?

A Claude Code Skill is a specialized folder containing instructions (SKILL.md) and assets that teaches Claude how to handle specific tasks and specialized workflows effectively.

Does this skill support complex folder structures?

Absolutely. It provides guidance on structuring skills with subdirectories for scripts, reference documents, and assets for complex, multi-step workflows.

Expert Skill Writer

Name: Expert Skill Writer
Author: arch1904

byarch1904

•

生産性とワークフロー

Authors and refines production-grade Claude skills using official Anthropic design patterns and architecture best practices.

The Expert Skill Writer is a specialized capability designed to help developers architect, write, and optimize Claude Code skills. Based on official Anthropic guidance, it provides a structured framework for creating SKILL.md files, managing multi-file skill folders, and implementing the three-level progressive disclosure system. This skill ensures that your custom capabilities are token-efficient, highly portable, and accurately triggered by Claude, transforming manual workflows into professional, reusable automation tools.

主な機能

01Advanced trigger phrase optimization to improve activation reliability

02Standardized SKILL.md generation with optimized YAML frontmatter

03Three-level progressive disclosure architecture for token efficiency

04Structural guidance for multi-file skill folders (scripts, references, assets)

05Built-in quality validation and anti-pattern detection for skill authoring

061 GitHub stars

ユースケース

01Converting a successful manual chat workflow into a reusable Claude skill

02Troubleshooting and improving skill trigger conditions when Claude fails to load a skill

03Refactoring bloated system prompts into structured, modular skill folders

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add arch1904/expert-skill-writer expert-skill-writer

For use in Claude.ai and ChatGPT

Download Skill