dbhub

[!NOTE]
Brought to you by Bytebase, open-source database DevSecOps platform.

DBHub is a Universal Database MCP Server implementing the Model Context Protocol (MCP) server interface. This gateway allows MCP-compatible clients to connect to and explore different databases.

 +------------------+    +--------------+    +------------------+
 |                  |    |              |    |                  |
 |                  |    |              |    |                  |
 |  Claude Desktop  +--->+              +--->+    PostgreSQL    |
 |                  |    |              |    |                  |
 |  Claude Code     +--->+              +--->+    SQL Server    |
 |                  |    |              |    |                  |
 |  Cursor          +--->+    DBHub     +--->+    SQLite        |
 |                  |    |              |    |                  |
 |  VS Code         +--->+              +--->+    MySQL         |
 |                  |    |              |    |                  |
 |  Other Clients   +--->+              +--->+    MariaDB       |
 |                  |    |              |    |                  |
 |                  |    |              |    |                  |
 +------------------+    +--------------+    +------------------+
      MCP Clients           MCP Server             Databases

Supported Databases

PostgreSQL, MySQL, SQL Server, MariaDB, and SQLite.

MCP Components

DBHub implements MCP Resources, Tools, and Prompts for database operations:

• Resources: Database schema exploration (schemas, tables, indexes, procedures)
• Tools: SQL execution with transaction support
• Prompts: AI-assisted SQL generation and database explanation

Installation

See the full Installation Guide for detailed instructions.

Quick Start

Docker:

docker run --rm --init \
   --name dbhub \
   --publish 8080:8080 \
   bytebase/dbhub \
   --transport http \
   --port 8080 \
   --dsn "postgres://user:password@localhost:5432/dbname?sslmode=disable"

NPM:

npx @bytebase/dbhub --transport http --port 8080 --dsn "postgres://user:password@localhost:5432/dbname?sslmode=disable"

Demo Mode:

npx @bytebase/dbhub --transport http --port 8080 --dsn "postgres://user:password@localhost:5432/dbname?sslmode=disable" --demo

See Server Options for all available parameters.

Multi-Database Setup

Connect to multiple databases simultaneously using TOML configuration files. Perfect for managing production, staging, and development databases from a single DBHub instance.

See Multi-Database Configuration for complete setup instructions.

Development

1. Install dependencies:

   pnpm install
   

2. Run in development mode:

   pnpm dev
   

3. Build for production:

   pnpm build
   pnpm start --transport stdio --dsn "postgres://user:password@localhost:5432/dbname?sslmode=disable"
   

Testing

See TESTING.md.

Debug

See Debug.

Contributors