skill-creator

Scaffold a new Claude Code skill with SKILL.md, frontmatter, and bundled resources. Use when creating a custom skill, standardizing skill structure across a team, or packaging a skill for distribution.

2.27x

Quality

85%

Does it follow best practices?

Impact

100%

2.27x

Average score across 1 eval scenario

Securityby

Passed

No findings from the security scan

Quality

Content

82%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

An actionable, well-structured skill body with real executable scripts and a clear validated workflow. The main gains are trimming the patterns/tips sections and adding an explicit validate→fix→retry loop.

Suggestions

Add an explicit feedback loop to the Validate step (e.g., 'If checks fail, fix the issue and re-run validation before packaging') to lift workflow_clarity to 5.

Consider moving the 'Organizational Patterns' table into a references/ file to reduce inline length and improve progressive_disclosure.

Trim the 'Tips' section to the one or two highest-value items to tighten conciseness.

Dimension	Reasoning	Score
Conciseness	The body is largely efficient with no over-explanation of concepts Claude already knows, but sections like the 'Organizational Patterns' table and 'Tips' add modest length that could be trimmed, fitting the 'efficient; minor instances that could be trimmed' anchor rather than the lean 5.	4 / 5
Actionability	Quotes 'python3 ~/.claude/skills/skill-creator/scripts/init_skill.py <skill-name> --path <output-directory>' and the package_skill.py command — both scripts exist and are copy-paste ready, plus a concrete SKILL.md template and worked example cover the common cases.	5 / 5
Workflow Clarity	Clear four-step sequence (Create, Template, Validate, Package) with an explicit validation checklist (frontmatter, content, structure, test), but it lacks an explicit validate→fix→retry feedback loop, so it sits at 4 rather than 5.	4 / 5
Progressive Disclosure	Well-organized sections with scripts referenced by clear one-level-deep inline paths (verified: scripts/init_skill.py, scripts/package_skill.py exist); the SKILL.md inlines the template and patterns table that could arguably live in references, placing it just below the cleanly-split 5 anchor.	4 / 5
	Total	17 / 20 Passed

Description

87%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

A strong, well-formed description that explicitly answers both what and when with concrete, natural trigger phrases. Minor specificity gains are possible by leading with verb-led actions rather than noun lists.

Dimension	Reasoning	Score
Specificity	Quotes 'Scaffold a new Claude Code skill with SKILL.md, frontmatter, and bundled resources' — names the domain plus several concrete components, though 'scaffold' is the sole action verb and the rest are nouns, leaving minor coverage gaps versus the comprehensive 5 anchor.	4 / 5
Completeness	Explicitly states what ('Scaffold a new Claude Code skill with SKILL.md, frontmatter, and bundled resources') and when ('Use when creating a custom skill, standardizing skill structure across a team, or packaging a skill for distribution') with concrete trigger phrases.	5 / 5
Trigger Term Quality	Quotes 'Use when creating a custom skill, standardizing skill structure across a team, or packaging a skill for distribution' — natural phrases a user would say, with good coverage, but missing common synonyms/variants that would push it to 5.	4 / 5
Distinctiveness Conflict Risk	The skill-creation niche with triggers like 'creating a custom skill' and 'packaging a skill for distribution' is clearly distinct from other skills with minimal overlap risk.	5 / 5
	Total	18 / 20 Passed

Validation

93%

Warnings & errors only

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation — 15 / 16 Passed

Validation for skill structure

Criteria	Description	Result
frontmatter_unknown_keys	Unknown frontmatter key(s) found; consider removing or moving to metadata	Warning

	Total	15 / 16 Passed

Repository: FlorianBruniaux/claude-code-ultimate-guide
Path: examples/skills/skill-creator/SKILL.md
Commit: 752edfe

Reviewed: about 11 hours ago

Table of Contents

Discovery Implementation Validation

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.