JD Duo
Verified IntegrationClient Configuration
— Connect JD Duo to Claude Desktop or Cursor in seconds{
"mcpServers": {
"jd-duo": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-jd-duo"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Provides a comprehensive multi-decompiler toolkit and MCP server for Java, enabling deep analysis of bytecode and source code.
7/23/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for JD Duo
JD Duo leverages 7 distinct Java decompiler engines, including JD-Core (v0 & v1), Vineflower, CFR, Procyon, Fernflower, and JADX. It also features an intelligent auto-fallback strategy that attempts multiple engines to provide the best possible decompilation results.
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