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finding-duplicate-functions

@obra 321 stars Updated 2026-03-23 Author match: High

Use when auditing a codebase for semantic duplication - functions that do the same thing but have different names or implementations. Especially useful for LLM-generated codebases where new functions are often created rather than reusing existing ones.

Install

Install this Claude and Codex skill with the command below. The command stays visible even when copy support is unavailable.

Install command
git clone https://github.com/obra/superpowers-lab /tmp/superpowers-lab && ln -s /tmp/superpowers-lab/skills/finding-duplicate-functions ~/.claude/skills/finding-duplicate-functions

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