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81,811 servers. Updated
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
    A
    quality
    B
    maintenance
    Provides persistent tool context that survives across Claude Desktop chat sessions, automatically injecting tool-specific rules, syntax preferences, and best practices. Eliminates the need to re-establish context in each new conversation.
    10
    30
    Apache 2.0
  • F
    license
    Not graded
    quality
    D
    maintenance
    Persistent memory infrastructure for AI systems, running on Cloudflare's edge network with 28 MCP tools for semantic memory, emotional processing, identity continuity, and a subconscious daemon.
    7
  • A
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    quality
    D
    maintenance
    A minimal, tag-free personal memory system that syncs across all Claude interfaces (mobile, web, desktop, Claude Code). Built on Cloudflare's edge stack for zero-maintenance serverless operation.
    17
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Enables AI clients to access a shared, authenticated memory and project management system with durable storage, task tracking, roadmaps, and semantic search, deployed on Cloudflare.
    MIT
  • A
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    Not graded
    quality
    D
    maintenance
    Zep Cloud MCP Server: Provides memory management via the Zep Cloud API. Enables storing and retrieving user preferences, procedures, and factual relationships through a knowledge graph. Supports fallback mode for reliable operation when API is unreachable.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    A minimal, tag-free personal memory system that syncs across all Claude interfaces. Built on Cloudflare's edge stack for zero-maintenance serverless operation.
    17
    MIT
  • F
    license
    Not graded
    quality
    C
    maintenance
    Token-optimized persistent memory MCP server for Claude Pro users, providing 9 essential tools for memory management with 87% token reduction compared to full version.
    3
  • A
    license
    Not graded
    quality
    C
    maintenance
    Serves as a universal interface between AI Agents and AnalyticDB PostgreSQL databases, enabling metadata retrieval and SQL execution, with additional capabilities for knowledge graph and LLM memory management.
    16
    Apache 2.0
  • A
    license
    Not graded
    quality
    B
    maintenance
    Provides Claude with a persistent, auditable memory stored as markdown and YAML files in a private GitHub repo. Enables reading, appending, organizing, and messaging between agent conversations through MCP tools.
    1,641
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Persistent memory and human approval for any AI agent. Give your AI agents the ability to remember across sessions and ask humans for approval before sensitive actions. Works with Claude, Cursor, OpenClaw, and any MCP-compatible client.
    6
    13
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Persistent shared memory for AI agents. Hybrid search (pgvector + tsvector), knowledge graph, cognitive scoring, and 16-language temporal extraction. 97.2% Recall@10 on LongMemEval with one PostgreSQL query. Works across Claude Code, Cursor, Codex, OpenClaw, and any MCP client.
    114
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    MCP server that turns a Markdown folder (e.g. Obsidian vault) into a second brain, capturing readings and ideas, connecting them as concepts, and resurfacing related notes on demand.
    235
    MIT
  • F
    license
    Not graded
    quality
    B
    maintenance
    Compiles an Obsidian knowledge graph into a queryable MCP server, allowing AI agents to search concepts, get nodes, and retrieve related information.
  • F
    license
    Not graded
    quality
    B
    maintenance
    Enables read-only querying of an Obsidian knowledge base through MCP tools and resources, including full-text search, node and link retrieval, related-note traversal, and pathfinding between concepts.