MCP Server Directory

pipeworx-io/mcp-openei-urdb

OpenEI Utility Rate Database (URDB) MCP

OpsMaxx/opsmaxx-mcp

SSH, files, containers and databases via the OpsMaxx desktop app - scoped per capability, audited.

pipeworx-io/mcp-oqmd

OQMD (Open Quantum Materials Database) MCP.

ralfbecher/orionbelt-analytics

Ontology-based MCP server for database schema analysis and RDF/OWL ontology generation

ralfbecher/orionbelt-semantic-layer

API-first semantic layer MCP server compiling YAML models into dialect-specific SQL

devops-infinity/ownpg-releases

PostgreSQL DBA tools over MCP, scoped to one database and one schema.

waytzhang/pantry-relay

Local SQLite pantry planner with six MCP tools for meals, stock and shopping.

pipeworx-io/mcp-peeringdb

PeeringDB MCP — the peering ecosystem database. Look up networks by name or ASN, find internet…

praveen-ilangovan/pensieve

Manually-triggered, self-organising personal memory for AI agents; SQLite, no vector DB.

r69shabh/pg-bloat-detective

Read-only Postgres bloat verdicts: blockers, timelines, REINDEX proof.

les-k/pg-readonly-mcp

A read-only Postgres MCP server that parses SQL rather than pattern-matching it.

lexang/pgbrake

Postgres brake for AI agents: risky SQL waits for approval, UPDATE/DELETE get one-command undo.

pascalallen/pgmcp

Read-only Postgres ops/DBA diagnostics: slow queries, EXPLAIN, locks, index and table health.

Kitalon-Labs-LLC/pgmoat

Governed, read-only Postgres access for AI agents: SQL safety, RLS, budgets, tamper-evident audit.

arzharch/pgops-mcp

Safe, audited PostgreSQL operations for AI agents: queries, migrations, EXPLAIN, containers

CloudCorpRecords/pgport

Read-only SQL queries against a PostgreSQL database.

mittalpk/mcp-server-pgvector

Similarity search, hybrid search, and index management for pgvector-backed PostgreSQL tables

Shubh-Sgr/pgvouch

Safe PostgreSQL migrations: schema drift, lock analysis, safe rewrites, data checksums. Read-only.

pipeworx-io/mcp-police-shootings

Police Shootings MCP — The Washington Post, Fatal Force database

hyperpolymath/poly-db-mcp

Unified MCP for 20 databases: SurrealDB, ArangoDB, Virtuoso, CouchDB, Cassandra, and more

pipeworx-io/mcp-pombase

PomBase MCP — the fission yeast (Schizosaccharomyces pombe) model-organism database.

sparta2025/postgres-mcp

PostgreSQL MCP server with 15 tools (SQL, EXPLAIN, health, indexes) plus a Gradio UI with LLM chat.

a-lafon/postgres-dba-mcp

Bounded, read-only PostgreSQL access for AI assistants: nine DBA tools, compact CSV output

itunified-io/mcp-postgres

PostgreSQL MCP Server — 27 tools for queries, schema, CRUD, DBA, HA & server management

neverinfamous/postgresql-mcp

PostgreSQL MCP server with 203 tools, connection pooling, HTTP/SSE, OAuth 2.1, and tool filtering

meob/PG_CVE-MCP

PostgreSQL security for AI agents: CVEs, yanked releases, exploits, and upgrade paths

prest/prest-mcp-adapter

Stdio MCP adapter bridging AI clients to pREST’s HTTP /_mcp endpoint for PostgreSQL APIs.

daedalus/mcp-psycopg2

MCP server exposing psycopg2 PostgreSQL database adapter functionality

pipeworx-io/mcp-pubchem

PubChem MCP — NIH chemistry compound database (no auth)

AnnasMazhar/pyspark_mcp

SQL migration, AWS Glue job generation, and PySpark optimization as an MCP server.

anderson-0/qh

Query PostgreSQL, MySQL, MariaDB, SQLite and MongoDB with two tools and few tokens.

KifoPL/RawSqlMcp

Execute raw SQL queries against SQL Server, SQLite, PostgreSQL, MySQL, and MariaDB.

pipeworx-io/mcp-rawg

RAWG MCP — wraps the RAWG video games database API (rawg.io)

pipeworx-io/mcp-recreation-gov

Recreation.gov MCP — wraps the Recreation Information Database (RIDB) API v1…

daedalus/mcp-redis-server

MCP server that exposes Redis API to AI models

upstash/redis-mcp

Run Redis commands and look up Upstash Redis Search docs against Upstash Redis over HTTP or TCP.

UMN-Choi-Lab/refcheck

Verify academic citations against real databases. Catches hallucinated references, exports BibTeX.

genzagents/rentready

Is an English rental ready for the landlord database? Deadline, gas/EICR/EPC, fee, checklist.

Umarjaum/repo-memory-mcp

Persistent local memory for MCP-compatible AI coding agents, stored per repository in SQLite.

brianfofficial/retentioncheck-v2

Pull churn from Stripe, Postgres, MySQL, or pasted feedback. AI-ranked drivers + fixes.

pipeworx-io/mcp-rhea

Rhea MCP — expert-curated database of biochemical reactions.

Muhandis-online/rls-check

Read-only Supabase RLS check: explains in Arabic which tables anyone can read or change. No keys.

subhajitlucky/rls-doctor

Read-only Postgres/Supabase RLS audit with a rolled-back probe that proves who can read which rows.

djstreet11/Rowbase

Safe, read-only-by-default MySQL, PostgreSQL & SQLite access for AI agents. TOON output.

rowsend/mcp

Draft and test marketing email for contacts in your own database, from a local desktop app.

antonillos/safeselect

Fail-closed, read-only PostgreSQL and MongoDB access for AI agents over MCP.

pipeworx-io/mcp-scryfall

Scryfall MCP — Magic: The Gathering card database. Keyless. Scryfall requires a User-Agent and…

Siddharth-coder13/secure_schema_mcp

Read-only MCP server for exposing database schema metadata without row data.