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MCP Servers for DuckDB

DuckDB is an in-process SQL OLAP database management system designed for analytical queries with a simple, embeddable architecture that supports various programming languages and platforms.

View all MCP Servers

  • Why this server?

    Uses DuckDB as the backend database for storing knowledge graph data, leveraging its fast query processing, SQL interface, and transaction support for efficient storage and retrieval of entities, observations, and relations.

    MCP DuckDB Knowledge Graph Memory Server

    IzumiSy
    Verified
    A
    security
    A
    license
    A
    quality
    A memory server for Claude that stores and retrieves knowledge graph data in DuckDB, enhancing performance and query capabilities for conversations with persistent user information.
    8
    80
    10
    TypeScript
    MIT License
    • Apple

  • Why this server?

    Enables SQL queries against blockchain data through DuckDB, supporting data exploration, schema inspection, and complex analytics on downloaded blockchain datasets with various filtering and aggregation capabilities.

    Cryo MCP Server

    z80dev
    A
    security
    A
    license
    A
    quality
    An API server that implements the Model Completion Protocol (MCP) for Cryo blockchain data extraction, allowing users to query Ethereum blockchain data through any MCP-compatible client.
    5
    86
    Python
    MIT License
    • Linux
    • Apple

  • Why this server?

    Integrates with local DuckDB to provide SQL analytics capabilities and allow querying data from local databases

  • Why this server?

    Supports working with DuckDB as a database backend for dbt projects, as shown in the profiles.yml example.

    dbt CLI MCP Server

    MammothGrowth
    Verified
    -
    security
    A
    license
    -
    quality
    A Model Context Protocol (MCP) server that wraps the dbt CLI tool, enabling AI coding agents to interact with dbt projects through standardized MCP tools. Developed by Mammoth Growth.
    6
    Python
    MIT License
    • Linux
    • Apple

  • Why this server?

    Supports connecting to DuckDB databases to explore tables, access schema information, and perform read-only SQL queries with safety measures.

    DBHub

    bytebase
    -
    security
    A
    license
    -
    quality
    Universal database MCP server connecting to MySQL, PostgreSQL, SQLite, DuckDB and etc.
    6
    131
    TypeScript
    MIT License

  • Why this server?

    Provides database interaction capabilities with DuckDB through MCP tools, allowing for operations like querying, table creation, and schema inspection

    mcp-server-duckdb

    ktanaka101
    -
    security
    A
    license
    -
    quality
    A Model Context Protocol (MCP) server implementation for DuckDB, providing database interaction capabilities through MCP tools. It would be interesting to have LLM analyze it. DuckDB is suitable for local analysis.
    5
    71
    Python
    MIT License
    • Apple

  • Why this server?

    The project acknowledges being based on code from DuckDB MCP Server, indicating similar querying capabilities or implementation patterns

    AACT Clinical Trials MCP Server

    navisbio
    -
    security
    A
    license
    -
    quality
    Provides access to the ClinicalTrials.gov AACT database, enabling analysis of clinical trial data, tracking development trends, and generating therapeutic landscape insights.
    9
    Python
    GPL 3.0
    • Apple

  • Why this server?

    Enables querying Parquet files through DuckDB, providing data analysis capabilities on structured files

    MCP Database Server

    dwarvesf
    Verified
    -
    security
    F
    license
    -
    quality
    A Model Context Protocol server that provides tools for interacting with databases, including PostgreSQL, DuckDB, and Google Cloud Storage Parquet files.
    TypeScript
    • Linux
    • Apple

  • Why this server?

    Used for TimeVault persistent storage and analytics through DuckDB WASM-based engine, allowing querying capabilities with filtering and statistical analysis of encrypted data

    Slowtime MCP Server

    bmorphism
    Verified
    -
    security
    F
    license
    -
    quality
    A secure Model Context Protocol server that manages time-based operations using timing attack protection and timelock encryption, allowing for timed interval management and secure data storage.
    2
    TypeScript