Skills Janitor

Open-source CLI that audits and deduplicates AI coding agent skill libraries

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Skills Janitor is a free, open-source command-line tool that audits a developer's installed AI coding agent skills across Claude Code and OpenAI Codex, showing context-window cost per skill, overlap between skills, and which ones are actually invoked. It has zero dependencies beyond bash, python3, and curl, and is MIT licensed.

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Behind the summary, Matchbox keeps a richer profile of Skills Janitor - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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