Skillcheck
Cross-agent skill quality gate for SKILL.md files. Validates frontmatter, scores description discoverability, checks file references, enforces three-tier token budgets, and flags compatibility issues across Claude Code, VS Code/Copilot, Codex, and Cursor.From the repository description
npx -y skills add moonrunnerkc/skillcheck --skill skillcheckAssembled from the repository path, not quoted from the project. Check it against their README if it does not work.
One thing to look at
- 23 stars23 stars. Stars are a popularity signal and not a quality one, but at this level it is likely that nobody has read this closely except its author, and you would be relying on your own review.