LegacyGraph
Verified IntegrationClient Configuration
— Connect LegacyGraph to Claude Desktop or Cursor in seconds{
"mcpServers": {
"legacygraph": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-legacygraph"
],
"env": {}
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).System Overview
Exposes a C++ codebase as a knowledge graph to AI agents for intelligent modernization tasks.
7/23/2026
Open Source
stdio / SSE RPC
Frequently Asked Questions
Architecture and operational details for LegacyGraph
LegacyGraph is a Model Context Protocol (MCP) server that exposes a C++ codebase as a knowledge graph to AI agents. It enables intelligent modernization tasks by allowing agents to query the code's structure rather than just reading text, preventing context loss and hallucinations.
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