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A Model Context Protocol (MCP) server that provides AI assistants (like Claude) with tools to directly interact with PostgreSQL databases securely.

Transforms PostgreSQL databases from "I have tables and I don't know what they do" into "I understand the entire database structure, relationships, and best practices"

PostgreSQL MCP server for connecting AI agents to Postgres databases, inspecting schema, and executing SQL queries through MCP tools.

An MCP server for exploring and querying PostgreSQL databases.

A server for managing PostgreSQL databases, enabling comprehensive database operations.

A Kotlin-based MCP server for interacting with PostgreSQL databases.

An MCP server that provides tools to interact with PostgreSQL databases.

Provides read-only access to PostgreSQL databases using a connection string.

A read-only MCP server for PostgreSQL, enabling LLMs to query live data from PostgreSQL databases.

A Python MCP server for Microsoft SQL Server, enabling schema inspection and SQL query execution.

A simple MCP server for MySQL, demonstrating fundamental MCP protocol concepts. Requires a MySQL database connection configured via environment variables.

An MCP server for executing SQL queries on PostgreSQL databases with configurable permissions.

An MCP server for interacting with PostgreSQL databases using tools, resources, and prompts.

Provides natural language access to relational databases using advanced language models, supporting multiple database types.

Persistent memory for any AI assistant. Zero token cost until recall. Stores memories in local SQLite, ranks by 6-factor scoring, returns results 79% smaller than JSON. Works with Claude, ChatGPT, Grok, Cursor, Windsurf, and any MCP client.

Self-hosted MCP gateway: convert REST/SOAP/GraphQL/SQL APIs into MCP tools with 29 pre-built adapters, OAuth2, RBAC and audit log.

MCP server for Apache AGE graph databases on PostgreSQL. **21 MCP tools** — the most comprehensive Apache AGE MCP server (graph CRUD, Cypher queries, batch transactions, semantic search, Graph RAG, vis.js visualization, export/import) - **F#/.NET** — the only non-Python Apache AGE MCP server, installs as a single dotnet tool - **Production-grade** — BenchmarkDotNet-verified performance (cached queries in 62 ns, Cypher in 1 ms) - **Open source** — MIT license, published on [NuGet](https://www.nuget.org/packages/AgeMcp) - **Documentation** — full docs site at neftedollar.com/age-mcp

Connect SAP Business One (SQL Server) to Claude AI Desktop via MCP. Query financials, inventory, sales, and purchasing with natural language.

Persistent memory for AI agents. Single SQLite file, 192 MCP tools. FTS5 search, knowledge graph, session handoffs, write gate. No server, no API keys, no LLM calls.

Ontology driven knowledge system with formal OWL-RL reasoning, SPARQL graph + SQLite dual store, and self-improving memory tiers. 22 MCP tools for capture, search, reasoning, graph operations, and diagnostics. Local-first.

Expert-level PostgreSQL database analysis MCP server for AI assistants.

Zero-config knowledge base for AI coding agents. Loads your markdown docs into a searchable database and exposes them as MCP tools — search, read, and manage documentation without leaving your editor. Works instantly with SQLite (no setup), upgrades to PostgreSQL + pgvector for hybrid semantic search. Includes skills for searching docs (/gnosis:search), health checks (/gnosis:status), doc management (/gnosis:manage), and first-time setup (/gnosis:setup). 6 MCP tools, 3 resources, FTS5 keyword search, 176 tests.

Federated search across personal humanMCP servers. Find listings, offers, trades by humans. SQLite + FTS5, 3 MCP tools: search_marketplace, list_servers, get_server.

Access and manage MariaDB or MySQL databases using an MCP server.

Production-grade Model Context Protocol (MCP) server for unified SQL database access. Connect multiple databases through a single MCP server with schema discovery, relationship mapping, caching, and safety controls.

MCP-PostgreSQL-Ops is a professional MCP server for PostgreSQL database operations, monitoring, and management. Supports PostgreSQL 12-17 with comprehensive database analysis, performance monitoring, and intelligent maintenance recommendations through natural language queries.

Fetches and caches RSS feeds using a SQLite database for use with LLMs via the MCP protocol.

Zero-dependency persistent AI memory using SQLite. Dual-store, pluggable embeddings, 10 MCP tools.

AI agent security scanner — protect LLM-powered apps from prompt injection, SQL injection, data exfiltration, and adversarial attacks via MCP.

A dockerized PostgreSQL database project for a supermarket data schema, with MCP integration for Claude Desktop.