MCP servers.

Connect a server the community built.

An MCP server is a program somebody else built that gives your AI new tools: search a service, read a file, call an API.

Connect one here and Claude, Claude Code, ChatGPT, Codex and Cursor all reach it through a single endpoint, with your key held on the server side.

Category: Databases & data

419 results · page 1 of 14

  • mcpMCP serverDatabases & data

    Lets your agent query PostHog product analytics, manage feature flags, and run experiments.

    Ready to connect★ 40k

    github.com/posthog/posthog

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  • dbxMCP serverDatabases & data

    Lets your agent run queries against databases using connections set up in DBX.

    ★ 19k

    github.com/t8y2/dbx

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  • genai-toolboxMCP serverDatabases & data

    Lets your agent connect to your database and query or update data.

    ★ 16k

    github.com/googleapis/genai-toolbox

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  • mcp-toolboxMCP serverDatabases & data

    Lets your agent connect to your database and run queries against it.

    ★ 16k

    github.com/googleapis/mcp-toolbox

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  • dbhubMCP serverDatabases & data

    Lets your agent query and explore PostgreSQL, MySQL, SQL Server, SQLite, and MariaDB databases.

    ★ 4kcaution

    github.com/bytebase/dbhub

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  • linq2db.cliMCP serverDatabases & data

    Inspect database schemas and execute SQL queries across multiple database providers with LINQ to DB.

    ★ 3k

    github.com/linq2db/linq2db

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  • pg-aiguideMCP serverDatabases & data

    Comprehensive PostgreSQL documentation and best practices, including ecosystem tools

    Ready to connect★ 2k

    github.com/timescale/pg-aiguide

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  • mcp-serverMCP serverDatabases & data

    Built-in MCP server for ArcadeDB multi-model database (graph, document, vector, time-series)

    ★ 1k

    github.com/arcadedata/arcadedb

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  • mongodb-mcp-serverMCP serverDatabases & data

    MongoDB Model Context Protocol Server

    ★ 1k

    github.com/mongodb-js/mongodb-mcp-server

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  • QueryWeaverMCP serverDatabases & data

    An MCP server for Text2SQL: transforms natural language into SQL using graph schema understanding.

    ★ 1k

    github.com/falkordb/queryweaver

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  • mcp-neo4j-aura-managerMCP serverDatabases & data

    A simple Neo4j MCP server that allows you to run Cypher queries against a Neo4j database.

    ★ 980

    github.com/neo4j-contrib/mcp-neo4j

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  • stackql-mcpMCP serverDatabases & data

    SQL-native query and provisioning engine for cloud infrastructure, served over MCP.

    ★ 958

    github.com/stackql/stackql

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  • mcp-clickhouseMCP serverDatabases & data

    Official ClickHouse MCP server for querying and exploring ClickHouse clusters and chDB.

    ★ 871

    github.com/clickhouse/mcp-clickhouse

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  • agent-swarmMCP serverDatabases & data

    Full Agent Swarm API and MCP server with local SQLite storage for multi-agent orchestration.

    ★ 763

    github.com/desplega-ai/agent-swarm

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  • apple-health-mcpMCP serverDatabases & data

    Query and analyze Apple Health CSV exports using DuckDB.

    ★ 567

    github.com/neiltron/apple-health-mcp

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  • mcp-server-motherduckMCP serverDatabases & data

    SQL analytics and data engineering for AI Assistants and IDEs

    ★ 520

    github.com/motherduckdb/mcp-server-motherduck

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  • airtable-mcp-serverMCP serverDatabases & data

    Read and write access to Airtable database schemas, tables, and records.

    ★ 456

    github.com/domdomegg/airtable-mcp-server

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  • geolensMCP serverDatabases & data

    Read-only access to a self-hosted GeoLens spatial catalog: datasets, features, maps, sandboxed SQL.

    ★ 245

    github.com/geolens-io/geolens

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  • google-analytics-mcpMCP serverDatabases & data

    GA4 MCP server for AI agents: schema discovery, server-side aggregation, analysis-ready defaults.

    ★ 241

    github.com/surendranb/google-analytics-mcp

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  • SqlServer.RulesMCP serverDatabases & data

    Analyze T-SQL scripts for design, naming, and performance issues and prevent bad practices.

    ★ 240

    github.com/erikej/sqlserver.rules

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  • opik-mcpMCP serverDatabases & data

    Interact with Opik prompts, traces, datasets and metrics through the Model Context Protocol.

    ★ 217

    github.com/comet-ml/opik-mcp

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  • anythingmcpMCP serverDatabases & data

    Self-hosted MCP gateway: turn any API, database or MCP server into AI connectors — no code.

    Ready to connect★ 200

    github.com/helpcode-ai/anythingmcp

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  • argonMCP serverDatabases & data

    Versioned MongoDB sandboxes for AI agents: branch, time-travel, merge, and undo over MCP.

    ★ 171

    github.com/argon-lab/argon

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  • bitviewMCP serverDatabases & data

    Read-only Bitcoin blockchain, mempool, mining, market, and on-chain analytics; no API key.

    Ready to connect★ 170

    github.com/bitcoinresearchkit/mono

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  • mcp-trinoMCP serverDatabases & data

    MCP server for Trino distributed SQL query engine access

    ★ 120

    github.com/tuannvm/mcp-trino

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  • tiger-cliMCP serverDatabases & data

    Provides programmatic access to Tiger Cloud services, databases, and documentation.

    ★ 117

    github.com/timescale/tiger-cli

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  • hana-cliMCP serverDatabases & data

    150+ SAP HANA database tools as MCP tools for AI assistants

    ★ 110

    github.com/sap-samples/hana-developer-cli-tool-example

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  • sqlsureMCP serverDatabases & data

    Semantic SQL inspector: catches double-counting, wrong joins, PII exposure before execution.

    ★ 98

    github.com/sqlsure/sqlsure

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  • adsMCP serverDatabases & data

    Manage Google, Meta, Amazon, TikTok, LinkedIn & ChatGPT ads. 430 tools for campaigns & analytics.

    Ready to connect★ 90

    github.com/amekala/ads-mcp

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  • hitkeepMCP serverDatabases & data

    Stateless 2026-07-28 read-only MCP server for aggregate HitKeep analytics and official docs.

    ★ 88

    github.com/pascalebeier/hitkeep

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What is an MCP server?

The Model Context Protocol is the open standard AI clients use to call tools. An MCP server is a program that answers those calls: it publishes a few tools with their inputs, and the AI decides when to use them. Most are written by the people who needed them and published as open source, which is why this list is long and uneven.

7,923 of the 11,204 servers listed here can be served through ahel today. The rest stay listed so you can find them and read what they do, and their pages say plainly that ahel cannot serve them yet.

Connect one to Claude, Cursor, Codex or ChatGPT

Connecting a server here does not put anything on your machine. ahel runs it and serves its tools to every AI client you sign in with, so one connection covers Claude, Claude Code, ChatGPT, Codex, Cursor and VS Code with Copilot.

Your client's tool list stays the same size whatever you connect: a server's own tools are read with the tools verb and run with the use verb. Keys are sealed in ahel and injected server side, so a credential never crosses the link.

See how to connect your AI