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20 Best PostgreSQL MCP Servers: compared and ranked, September 2026Ranked from 1,109 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
    license
    Not graded
    quality
    B
    maintenance
    Read-only MCP server for observing Linux hosts (systemd, ZFS, Docker, VMs, network, hardware, NixOS) as a graph of objects with provenance. Provides seven tools to list hosts, get status, collections, objects, evidence, lookup, and changes.
    1
    GPL 3.0
  • A
    license
    Not graded
    quality
    A
    maintenance
    The Multi DB MCP Server is a high-performance implementation of the Database Model Context Protocol designed to revolutionize how AI agents interact with databases. Currently supporting MySQL and PostgreSQL databases.
    417
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables AI agents to create, manage, and track tasks within plans using Valkey as the persistence layer. Supports plan and task management with Markdown notes, status tracking, and prioritization through multiple transport protocols (SSE, Streamable HTTP, STDIO).
    25
    BSD 3-Clause
  • A
    license
    Not graded
    quality
    C
    maintenance
    Connect AI agents like Claude, Cursor, and Gemini to historical Windows performance and privacy data gathered by the AppControl Windows app. This server enables natural language queries into CPU, GPU, and temperature history alongside system security events for deep local auditing.
    38
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    WhoDB CLI - a powerful database management tool with interactive TUI, programmatic commands, and MCP server for AI assistants.
    12
    5,019
    Apache 2.0
  • A
    license
    A
    quality
    A
    maintenance
    MCP server for GLEIF LEI (Legal Entity Identifier) database access. Look up, validate, and search legal entities and their relationships in the global LEI system.
    12
    6
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    A Linux system monitoring MCP server that provides real-time information on CPU, memory, disk, network, processes, Docker, security, and more via MCP tools.
    69
    MIT
  • A
    license
    B
    quality
    A
    maintenance
    All-in-one homelab management MCP server. Docker monitoring, volume backup/restore (with compose and env files), Wake-on-LAN, network scanning, and multi-server SSH management.
    40
    269
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Enables AI assistants to manage and query Tiger Cloud database services, including service lifecycle operations, database connections, and SQL execution.
    116
    Apache 2.0
  • A
    license
    Not graded
    quality
    A
    maintenance
    Enables SQL queries against PostgreSQL databases through MCP-compatible clients and includes a natural language agent for forming SQL queries from natural language.
    219
    PostgreSQL
  • A
    license
    Not graded
    quality
    A
    maintenance
    Enables AI assistants to control Pi-hole DNS filtering, including domain management, query analysis, and system administration, with support for multiple Pi-hole instances and synchronization.
    8
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables AI agents to read and edit entity-relationship diagrams and SQL database schemas on the liz-whiteboard collaborative whiteboard through natural language, supporting table, column, and relationship management.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    MCP-Server from your Database optimized for LLMs and AI-Agents. Supports PostgreSQL, MySQL, ClickHouse, Snowflake, MSSQL, BigQuery, Oracle Database, SQLite, ElasticSearch, DuckDB
    547
    Apache 2.0
  • A
    license
    Not graded
    quality
    A
    maintenance
    Read-only PostgreSQL ops/DBA server for the Model Context Protocol, providing diagnostics like slow queries, index health, lock waits, replication lag, and configuration tuning advice.
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    An MCP server for TrueNAS SCALE that enables read-first management of storage, system, sharing, and virtualization resources with per-user API key authentication, and optional write operations.
    1
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Connect any AI client to the CaBrain memory system via MCP, exposing tools for memory recall, retain, and brain management.
    7
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    Provides AI assistants with persistent graph database memory using Neo4j, enabling task management, relationship understanding, semantic search with embeddings, file indexing, and multi-agent coordination through the Model Context Protocol.
    15
    282
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    🧠 High-performance persistent memory system for Model Context Protocol (MCP) powered by libSQL. Features vector search, semantic knowledge storage, and efficient relationship management - perfect for AI agents and knowledge graph applications.
    7
    MIT