Joern
Verified IntegrationClient Configuration
— Connect Joern to Claude Desktop or Cursor in seconds{
"mcpServers": {
"joern": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-joern"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Facilitates code review and security analysis using a Joern-based MCP server.
7/23/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for Joern
Joern MCP Server is a tool that extends the capabilities of Joern, a code analysis platform, by providing an MCP (Message Channel Protocol) server. This allows developers to interact with Joern programmatically for code review, security analysis, and vulnerability detection.
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