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20 Best PostgreSQL MCP Servers: compared and ranked, October 2026Ranked from 1,280 matching servers on stars, growth, downloads and maintenance. Updated .

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"A server to interact with an SQL database with insert operation support (LiteSQL, DuckDB, Postgres)" matching MCP servers:

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  • A
    license
    Not graded
    quality
    C
    maintenance
    Enables AI harnesses to maintain a persistent memory layer backed by a local SQLite file, providing MCP tools to add, search, deprecate, and synchronize facts without deleting history.
    MIT
  • A
    license
    C
    quality
    D
    maintenance
    Implements a secure MCP server with API Key and JWT authentication, providing tools like echo, login, secure_action, and admin_action. Includes MCP Inspector integration for testing and debugging.
    1
    3
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables chat-driven audio analysis and enhancement using local Claude, including denoising, EQ, compression, and loudness normalization, with an A/B viewer for synchronized comparison.
    1
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables ChatGPT web to read local files, search code, run shell commands, and drive a local Codex CLI via an official MCP connector, with human approval for risky commands and full audit logging.
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    MCP server that connects to SQL databases (SQLite, PostgreSQL, MSSQL, MySQL) and provides tools to run read-only queries, list schemas/tables, and manage connections via stdio transport.
    Apache 2.0
  • A
    license
    Not graded
    quality
    D
    maintenance
    Enables AI assistants to control Blender 3D modeling and rendering through natural language commands via the Model Context Protocol.
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Enables DuckDB database interaction through MCP, supporting SQL queries, table creation, and schema inspection with optional read-only mode.
    1
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    A minimal MCP server with get_weather and create_ticket tools, used for testing MCP servers across protocol, unit, eval, transport, and auth layers.
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    A minimal MCP server that provides a persistent DuckDB SQL engine to AI assistants, enabling natural-language querying of CSVs, Parquet, and cloud data with 12 tools and optional read-only mode.
    12
    MIT
  • A
    license
    B
    quality
    C
    maintenance
    Enables LLMs to interact with DuckDB databases through MCP tools for SQL queries, table management, data import/export, and schema inspection, with optional read-only mode for safety.
    12
    MIT
  • A
    license
    B
    quality
    D
    maintenance
    Enables AI assistants and IDEs to execute SQL queries on local DuckDB databases, in-memory databases, or cloud-stored databases with support for flexible connections and configurable result limits.
    1
    1
    MIT
  • A
    license
    Not graded
    quality
    F
    maintenance
    A Model Context Protocol server that provides AI assistants access to AWS CloudWatch Logs, enabling browsing, searching, summarizing, and correlating logs across multiple AWS services.
    169
    Apache 2.0
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables AI clients to list, inspect, triage, and update support tickets via MCP tools, with a mocked dataset designed for swapping in real ticket sources later.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    MCP server that translates natural-language questions into SQL, validates every query structurally, and executes approved read-only queries against a SQLite database, returning results and rejections.
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    A Model Context Protocol server implementation that connects AI assistants to DuckDB, enabling them to query and analyze data from various sources including CSV, Parquet, JSON, and cloud storage through SQL.
    18
    MIT