# Skill Validator

> Validate skills against Anthropic best practices for frontmatter, structure, content, file organization, hooks, MCP, and security (62 rules in 8 categories). Use when creating new skills, updating existing skills, before publishing skills, reviewing skill quality, or when user mentions "validate skill", "check skill", "skill best practices", "skill review", or "lint skill".

## Facts
- Page: https://tashan.sh/capability/skill-joaquimscosta-skill-validator
- tashan id: skill:joaquimscosta/skill-validator
- Source: https://github.com/joaquimscosta/arkhe-claude-plugins
- Type: skill
- Category: other
- tashan score: 44.0 / 100
- Adoption: 14.0
- Upkeep: 79.0
- Freshness: 93.0
- Evidence coverage: 84% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- License: MIT
- Official: no

## Install

```sh
cp -r skill-validator ~/.claude/skills/
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

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Measured 2026-08-14 by tashan (https://tashan.sh) from public evidence. Scorer s5.