mcp-duckdb-memory-server and mcp-database-server
About mcp-duckdb-memory-server
IzumiSy/mcp-duckdb-memory-server
MCP Memory Server with DuckDB backend
Implements a knowledge graph memory system storing entities, observations, and relations in DuckDB with SQL-backed queries, enabling scalable persistence beyond JSON file limitations. Combines DuckDB's analytical query engine with Fuse.js for fuzzy entity matching, supporting complex conditional searches and transaction integrity. Integrates with the Model Context Protocol (MCP) ecosystem for Claude Desktop and other MCP clients via stdio transport.
About mcp-database-server
executeautomation/mcp-database-server
MCP Database Server is a new MCP Server which helps connect with Sqlite, SqlServer and Posgresql Databases
Implements MCP protocol integration with Claude Desktop, supporting multiple authentication methods including Windows Authentication for SQL Server and AWS IAM for RDS MySQL. Exposes `read_query` and `write_query` tools that allow Claude to execute parameterized SQL statements, with configurable connection parameters (timeouts, SSL, ports) passed via CLI arguments at server startup.
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