Database MCP servers

Look up genes, sequences, variants, homologs, and cross-database xrefs from Ensembl REST.

A local memory engine. You own the SQLite file. Not Mem0's hosted OpenMemory MCP.

Local-first shared memory and coordination for coding agents on PostgreSQL/pgvector: repository evidence, reservations, handoffs and code graph context.

Run SQL queries and inspect database schemas through safe, visible MCP tools.

Governed access to production AI-agent traces in an existing ClickHouse store.

Deploy services on Lizard with managed Postgres, Redis and S3, logs and metrics, secrets, scaling and custom domains.

Work in a self-hosted Melbis Shop store as a staff user: project files with version history, database, catalog trees, product files and storefront pages.

Persistent session memory for Claude Code. Local SQLite, no LLMs, no network.

Local-first memory for AI agents: SQLite FTS5, deterministic recall, no vector DB, no cloud.

An MCP server with Mimer SQL Database Connectivity

Cooperative persistent memory for LLMs: episodes, memories and traits over SQLite (FTS5, Hebbian)

Persistent layered memory for AI agents. SQLite FTS5, fact versioning, zero-cloud.

Search and contribute to the Open Food Facts database.

Oracle MCP with PL/SQL analysis, lineage, SAST, and change-impact tools.

MCP server for PostgreSQL with full read-write support, transactions, and schema inspection. Works with any PostgreSQL instance — local, Supabase, AWS RDS, or self-hosted. Use with Claude, Cursor, Windsurf, and any MCP-compatible AI client.

Drive the QuestDB Web Console: notebook cells, SQL queries and charts on live time-series data.

Read-only Redis monitoring: queue depths, Celery queue status, connected clients, server and memory stats, and key counts per database.

Local long-term memory MCP server (SQLite) for AI coding agents — OpenCode, Claude Code, Cursor

Assembly-accelerated DuckDB MCP server for code search, indexing, and symbol lookup.

AI-safe credential broker for MCP — run saved SSH/MySQL/psql aliases; passwords never reach AI.

Engine-free, governed Oracle Database MCP server with a fail-closed SQL guard (unofficial).

Persistent memory for coding assistants: session briefings on lessons and open tasks, shared team memory, BM25 search and managed Valkey/Redis.

Code review via Groq: finds bugs, vulnerabilities and SQL injections, compares and explains code, generates tests and HTML reports.

MCP server for database connectivity. Multi-DB (PostgreSQL, MySQL, SQLite), 19 tools.

Query SQLite, PostgreSQL and MySQL in plain language, read-only, with column hiding and masking, row caps, timeouts, cost-based rejection and rate limiting.

Record debug sessions, commands, failed attempts, and successful fixes in local SQLite storage.

Fitbit Web API access with a local SQLite cache and trend analysis for heart rate, activity, exercises, sleep, weight, SpO2 and HRV.

Search a database of startup gaps by industry, role or keyword, each with the pain point, solution direction and a blueprint link. Works offline.

Hearthstone card search, deck decoding and analysis, archetype classification and strategy coaching using HearthstoneJSON data.

Compile, syntax-check and generate deployment deeplinks for TON smart contracts with the Tolk compiler.

Firestore schema context for coding agents: scans live collections and returns real field names, types and presence rates to prevent hallucinated queries.

Crypto market oracle: BUY/SELL/HOLD consensus from RSI, MACD, funding rates and on-chain flow, plus Polymarket edges with EV scoring and X crowd sentiment.

One Piece TCG card search, deck analysis, cost curves, leader browsing and counter strategies.

Manage many SQL Server instances from one config, grouped by client or environment, with execution plans, index audits and stored-procedure analysis.

Governs what AI agents do: tool calls, SQL, commands, files checked against policy before they run.

Search URDB's product integrity database for integrity scores, enshittification events and change tracking across consumer products.

Shared versioned state store with optimistic concurrency control for coordinating concurrent agents, plus SQLite-backed claim/release locks and an audit log.

Safe, read-only database access for AI agents. 5 databases, batch queries, SQLGlot.

Unofficial access to the Catalysis Hub database: search and retrieve computational catalysis research and surface reaction data.

An MCP server that provides access to the ColabFit database

Database MCP server for MySQL, PostgreSQL, MongoDB, and SQLite with SSH tunneling support.

Local-first persistent memory MCP: shared SQLite key/value store, searchable, TTL-aware, secret-safe

Shared memory for AI agents, as a graph in your own Postgres. Writes never call an LLM.

UN FAOSTAT global food & agriculture statistics over a local SQLite mirror, via MCP.

MCP server for FastBCP — high-performance parallel database export to files and cloud

Access Firebird databases registered in FlameRobin: schema introspection, DDL/DML execution, execution plans and missing index analysis.

MCP server for Gatekeeper: proposes SQL to a human in Beekeeper Studio and returns the approved result to the agent.

Search RBI & SEBI circulars, master directions and regulations. Offline SQLite index, no API keys.