MCP Server Directory

io.github.pragneshbagary/memex

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

io.github.cyanheads/usda-mcp-server

Search foods, compare nutrients, and look up the full USDA FoodData Central database.

Boyce

Deterministic SQL compiler for AI agents. Your agent stops guessing SQL.

io.github.MinaProtocol/mina-mcp-server

Query Mina Protocol: accounts, blocks, transactions, zkApp events/actions, archive SQL, Rosetta.

MCP Debug Recorder

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

io.github.dbsectrainer/mcp-data-pipeline-connector

Universal data connector for CSV, Postgres, and REST APIs via DuckDB

Atlarium Habitat Database MCP

Structured aquarium, marine, terrarium and paludarium data for AI agents.

Gdelt

GDELT MCP — Global Database of Events, Language, and Tone (free, no auth)

io.github.florentine-ai/mcp

MCP server for Florentine.ai - Natural language to MongoDB aggregations

io.github.gersonfreire/simpliq-server

Simpliq Data Proxy MCP Server - Connects LLMs to SQL Databases via Semantic Mapping

io.github.ggozad/haiku-rag

Opinionated agentic RAG powered by LanceDB, Pydantic AI, and Docling

InsForge

MCP server for InsForge BaaS — database, storage, edge functions, and deployments

io.github.infoinlet-marketplace/mcp-qdrant

Read-only Qdrant vector DB for AI agents — collections, info, browse points, count, search.

Read PostgreSQL EXPLAIN plans for AI agents: bottlenecks, estimation errors, fixes, charts.

ConnectWise Automate MCP

Sync your ConnectWise Automate fleet to local SQLite and answer cross-client RMM questions offline.

Vibe BI MCP

Ask business questions in plain English. Get instant answers from your database, no SQL needed.

io.github.Ansvar-Systems/uk-vet-medicines

UK veterinary medicines — VMD database, withdrawal periods, cascade rules

io.github.las7/memharness

Bi-temporal, provenance-carrying long-term memory for AI agents, in one SQLite file.

MCP server for Ordali memory: SQLite-backed project memory and governance traces.

Memory Vault

Local-first AI memory layer with hybrid search. Postgres + pgvector. Self-hosted, MIT.

io.github.renanlido/custom-mcp-database

Run alias-based queries against PostgreSQL, MySQL, MongoDB and Oracle without exposing credentials.

Sgd

SGD (Saccharomyces Genome Database) MCP.

io.github.devilsfave/dagpipe

Crash-proof LLM pipelines. Resumes from failure without a database.

io.github.krimto-labs/krimto

Memory for AI coding agents — markdown in your own git, not a vendor database. Apache-2.0.