jscpd - Copy/Paste Detector

Copy/paste detector supporting 223+ formats. AI-ready with MCP server and token-efficient reporter.

A copy/paste detector for programming source code that supports 223+ formats. Implements Rabin-Karp algorithm for finding duplications. AI-ready with skills and MCP server support. Helps reduce technical debt by identifying duplicated code blocks.

Author: kucherenko

Stars: 5,772

GitHub

Install: npx -y jscpd