{"slug":"mcp-reference-servers","kind":"tool","name":"MCP reference servers","category":"File & document tools","description":"Official reference implementations illustrating filesystem, memory, and other MCP server patterns.","url":"https://github.com/modelcontextprotocol/servers","docs_url":"https://github.com/modelcontextprotocol/servers","tags":"files,memory,open source","details":{"purpose":"Inspect reference implementations and their scoped permission models.","interfaces":"MCP; implementation-specific transports and configuration.","authentication":"Local setup and server-specific access controls.","pricing":"Free source; runtime costs vary","open_source":"Yes","verification":"Official repository reviewed. Reference implementations are examples, not an endorsement for unrestricted production access."},"verified_at":"2026-10-14","status":"documented"}