/skill-dedup

Detects skills that do similar things: same trigger domain, overlapping description keywords, identical script patterns.

PROTECTION RULE - never ~/.claude/

Read-only skill. Guard required if write mode added later.

What this is for

• Skills with overlapping purpose across clusters
• Skills that could be merged or deprecated
• Semantic duplication despite different trigger names
• Read-only skill. No code changes.

What You Must Do When Invoked

Step 1

-ProjectDir target

Step 2

Run collector: pairwise description Jaccard + script pattern overlap

Step 3

Report candidate pairs with overlap score

Step 4

Write skill-dedup-report.md

Usage

/skill-dedup             # interactive
/skill-dedup <dir>       # scan project
/skill-dedup -help

During analysis, assign a confidence level to each finding: proven (confirmed by evidence), likely (strong signal, needs review), or suspected (weak signal).