MCP Servers 75

Sp500

io.github.zhensherlock/sp500-mcp-server

C◆ advisory

An MCP server and Next.js web app for querying S&P 500 company data from Supabase, with tools for company info, news, officers, and SEC filings, plus embedde…

Connect your AI assistants to Keboola and expose your data, transformations, SQL queries, ...

Connect to your Supabase database to query data and schemas.

Connect to your PostgreSQL database to query data and schemas.

Microsoft Access Database

io.github.unmateria/msaccess-database

B✓Verified

Read and edit Microsoft Access databases (.accdb/.mdb) - forms, VBA, tables, queries.

Read-only SQL across your PostgreSQL, MySQL, S3 buckets and local data files, in one query.

DBeast PostgreSQL MCP

io.github.snss10/dbeast

A✓Verified

PostgreSQL MCP server for schema, query, health, security, and performance analysis.

MCP server for read-only MySQL database queries in Claude Desktop

Query STRING interactions, enrichment, annotations, homology, and PPI networks.

Safe-by-default SQL guardrails for AI agents: AST-checked queries, per-table policy, audit log.

Custom Database

io.github.renanlido/custom-mcp-database

B✓Verified

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

Sqlite

io.github.ofershap/sqlite

C✓Verified

SQLite MCP — query databases, inspect schemas, explain queries, export data.

Let coding agents query any SQL database safely.

Snowflake MCP Server

io.github.nsphung/mcp-snowflake-server

A✓Verified

A Snowflake MCP server — SQL queries, schema exploration, and data insights for AI assistants

MCP server for read-only PostgreSQL database queries in Claude Desktop

SQL Benchmarks Lab

io.github.rctruta/sqlbenchdag

A✓Verified

Query pre-computed SQL engine benchmarks.

Db Conn

io.github.Idle-Sync/db-conn-mcp

A✓Verified

A dead-simple, self-hosted MCP server for securely querying databases via AI agents.

Explore, query, and inspect SQLite databases with ease.

PostgreSQL MCP Server

io.github.musaddiq-dev/postgresql-mcp-server

B✓Verified

Python MCP server for PostgreSQL database inspection and querying

Clickhouse

io.github.dockndevai/mcp-clickhouse

A✓Verified

ClickHouse query & management for AI agents — SQL-classified read/write/destructive gating.

FinOps MCP: query allocated, correlated cloud and AI cost across AWS, GCP, Azure and Snowflake.

SQL

io.github.Abhishekkumar2021/sql

B✓Verified

Read-only SQL querying + schema introspection over Postgres & SQLite, with a gated write mode.

Create, manage, and query your Google Cloud SQL resources.

Postgres

io.github.ofershap/postgres

A✓Verified

PostgreSQL MCP — query databases, inspect schemas, explain queries.