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"Database Query and Information Retrieval" matching MCP servers:

  • retrieval-lens

    Vbj1808
    A
    license
    A
    quality
    B
    maintenance
    A black-box flight recorder for RAG retrieval inside MCP agents. Logs what chunks the model saw, scores, sources, and rankings - so you can audit, replay, and diff retrieval runs after the fact.
    4
    15
    2
    MIT

  • Database Query MCP

    NewToolAI
    A
    license
    -
    quality
    D
    maintenance
    A versatile tool that enables querying and exporting data from multiple relational databases (MySQL, PostgreSQL, Oracle, SQLite, etc.) in read-only mode for data safety.
    12
    Apache 2.0

  • mcp-query

    ottimis
    F
    license
    A
    quality
    D
    maintenance
    A local MCP server for secure database querying from Claude Code, with Apple Keychain credential storage, permission-based access control, and audit logging.
    5
  • Statistics Query and Verification MCP by ONSdigital

    Statistics Query andofficial

    ONSdigital
    F
    license
    B
    quality
    C
    maintenance
    MCP server for answering questions about official statistics from a single publication URL, with tools to check query scope, retrieve overview, text, data files, and search.
    5

  • rag-retrieval-mcp

    MaryamZi
    A
    license
    B
    quality
    D
    maintenance
    Enables retrieval-augmented generation by embedding queries with a chosen provider (e.g., OpenAI) and searching supported vector stores (Pinecone, pgvector) to return relevant content.
    1
    Apache 2.0

  • MCP Database Connector +

    keerthivanan
    A
    license
    -
    quality
    B
    maintenance
    Enables natural language queries to a company database through the Model Context Protocol, with read-only enforcement and agentic error recovery.
    MIT

  • mcp-retrieval-probe

    borisknight
    A
    license
    -
    quality
    B
    maintenance
    An evaluation harness that probes MCP-based retrieval servers for calibration, relevance, coverage, citation integrity, and more, also exposing the probes as MCP tools for assistants and CI agents.
    MIT

  • information-mcp-server

    handaas
    F
    license
    -
    quality
    C
    maintenance
    HandaaS的MCP服务器，提供全域资讯搜索、企业新闻、行业资讯、主题跟踪和企业动态监控能力，帮助用户开展行业研究和舆情分析。
    1

  • query-executor

    Nitesh-Nandan
    F
    license
    A
    quality
    C
    maintenance
    Enables AI agents to read and optionally write to PostgreSQL databases through a multi-project setup with schema inspection, query execution, and performance analysis tools.
    5

  • mcp-database

    AimanFadillah
    A
    license
    A
    quality
    C
    maintenance
    Read-only MySQL/MariaDB MCP server for running SELECT queries safely, with automatic read-only enforcement and query limits.
    3
    4
    MIT

  • tb-query

    Alir3z4
    A
    license
    A
    quality
    B
    maintenance
    MCP server for querying and analyzing TensorBoard event files, enabling AI agents to extract scalar data, statistics, and correlations without a running TensorBoard server.
    6
    11
    GPL 3.0

  • Database Query MCP Server

    xuejike
    A
    license
    A
    quality
    B
    maintenance
    Enables secure read-only querying of multiple database types (MySQL, PostgreSQL, MSSQL, Oracle) through natural language. Automatically reads database configuration from project files and blocks any data modification operations for safety.
    4
    17
    1
    ISC

  • mcp-ubergraph-query

    twhetzel
    A
    license
    A
    quality
    D
    maintenance
    Enables AI assistants to query the Ubergraph biomedical ontology SPARQL endpoint with tools for custom SPARQL queries, term lookup, search, and hierarchy traversal.
    4
    MIT