Skill Grader Structured evaluation rubric for Claude Agent Skills. Produces letter grades (A+ through F) on 10 axes plus an overall grade, with specific improvement recommendations for each axis. Designed for sub-agents and non-expert reviewers who need a mechanical, repeatable process for assessing skill quality without deep domain expertise. --- When to Use ✅ Use for : - Auditing a single skill's quality - Comparing skills against each other - Prioritizing which skills to improve first - Quality control sweeps across a skill library - Generating improvement roadmaps ❌ NOT for : - Creating n…