empty-skill

An offline command-line checker for an AI agent’s SKILL.md file, which contains instructions for using or creating a skill.

In plain words
What is it for?
Linting and scoring SKILL.md files without needing an internet connection.
Why use it?
It helps identify quality or format problems by comparing the file with official authoring guides for Claude, Codex, and Antigravity.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/sayed3li97/skillscore/empty-skill
Any agent
npx skills add sayed3li97/skillscore --skill empty-skill
Clone the repo
git clone --depth 1 https://github.com/sayed3li97/skillscore

Made for: Claude Code, Codex.

Per session not measured What this adds to a session before it is invoked.
When invoked not measured The whole file, excluding the scripts and references it only reads on demand.
Security scan n/a The body is not available under this licence, so nothing was scanned.
Origin original No closer match found in the catalogue.
test/fixtures/robustness/empty-skill/SKILL.md · 1 lines

The source is not reproduced here

Licensed Apache-2.0

The repository is licensed Apache-2.0, which this catalogue does not treat as permission to reproduce the file. Read it at the source.

Read it on GitHub

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 1 lines e3b0c44298fc

Subscribe to this mod's changes

empty-skill is a skill published in the GitHub repository sayed3li97/skillscore (4 stars, last pushed 1mo ago), licensed Apache-2.0. Its token cost is not measured: this kind of file is read by the harness, not the model. It was not scanned, because the body is not available under its licence. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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