packmind-create-skill

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

Quality

76%

Does it follow best practices?

Impact

—

No eval scenarios have been run

Securityby

Passed

No known issues

Fix and improve this skill with Tessl

tessl review fix ./skills/skills/packmind-create-skill/SKILL.md

Quality

Content

77%

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

This is a well-structured, actionable skill with excellent workflow clarity and concrete executable guidance. Its main weakness is length—the 'About Skills' section contains conceptual explanations that could be moved to a reference file, and some content explains things Claude likely already understands. The progressive disclosure principle it teaches isn't fully applied to itself.

Suggestions

Move the 'About Skills' conceptual overview (What Skills Provide, Anatomy of a Skill, Progressive Disclosure Design Principle) to a references/skill-concepts.md file, keeping only essential procedural content in SKILL.md

Remove or condense explanatory text like 'Think of them as onboarding guides' and 'they transform Claude from a general-purpose agent'—Claude understands these concepts

Dimension	Reasoning	Score
Conciseness	The skill contains some unnecessary explanations (e.g., 'Think of them as onboarding guides', explaining what skills provide in abstract terms) and could be tightened. However, it's not excessively verbose and most content serves a purpose.	2 / 3
Actionability	Provides fully executable commands throughout (python3 scripts/init_skill.py, packmind-cli skills add, validation scripts), concrete examples for each step, and copy-paste ready code blocks with clear usage patterns.	3 / 3
Workflow Clarity	Excellent multi-step workflow with 8 clearly numbered steps, explicit validation checkpoint (Step 5) before distribution, and clear iteration feedback loop (Step 6). Prerequisites are checked before each script execution.	3 / 3
Progressive Disclosure	The skill is well-structured with clear sections, but it's quite long (~1500 words) and could benefit from moving detailed content (like the 'Anatomy of a Skill' section or 'What Skills Provide') to reference files. The content is all inline rather than appropriately split.	2 / 3
	Total	10 / 12 Passed

Description

75%

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

This description adequately communicates its purpose and includes explicit 'when to use' guidance, which is a strength. However, it lacks specific concrete actions (what exactly does 'creating effective skills' involve?) and could benefit from more natural trigger terms that users might actually say when they need this skill.

Suggestions

Add specific concrete actions like 'write YAML frontmatter, define trigger conditions, structure skill content sections, add usage examples'

Include additional trigger terms users might naturally say: 'write a skill', 'skill file', 'SKILL.md', 'teach Claude', 'new capability'

Dimension	Reasoning	Score
Specificity	Names the domain (creating skills) and mentions some actions ('create a new skill', 'update an existing skill'), but lacks concrete specific actions like 'write YAML frontmatter', 'define trigger conditions', or 'structure skill content'.	2 / 3
Completeness	Clearly answers both what ('Guide for creating effective skills') and when ('when users want to create a new skill or update an existing skill that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations').	3 / 3
Trigger Term Quality	Includes relevant keywords like 'skill', 'create', 'update', but misses common variations users might say such as 'write a skill', 'new capability', 'skill file', 'SKILL.md', or 'extend Claude'.	2 / 3
Distinctiveness Conflict Risk	Has a clear niche focused specifically on skill creation/modification, which is distinct from general documentation or coding skills. The explicit mention of 'extends Claude's capabilities' makes it unlikely to conflict with other skills.	3 / 3
	Total	10 / 12 Passed

Validation

87%

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 — 14 / 16 Passed

Validation for skill structure

Criteria	Description	Result
description_trigger_hint	Description may be missing an explicit 'when to use' trigger hint (e.g., 'Use when...')	Warning
metadata_version	'metadata' field is not a dictionary	Warning

	Total	14 / 16 Passed

Repository: cteyton/packmind
Commit: e198635

Reviewed: 5 months ago

Table of Contents

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