s3-tools
hybrid server
The server is able to function both locally and remotely, depending on the configuration or use case.
Integrations
Provides tools for interacting with AWS S3 buckets, allowing users to list all S3 buckets in their AWS account with optional region specification.
s3-tools MCP Server
An MCP server that provides tools for interacting with AWS S3 buckets. This server enables direct access to S3 bucket operations through the Model Context Protocol.
Features
Tools
The server currently implements the following tools:
- list-s3-buckets: Lists all S3 buckets in your AWS account
- Optional
region
parameter to specify AWS region - Returns a formatted list of bucket names
- Optional
Prerequisites
- Python 3.13 or higher
- AWS credentials configured (see AWS Credentials Setup)
- uv package manager
Installation
From PyPI
From Source
- Clone the repository
- Install using uv:
AWS Credentials Setup
This server requires AWS credentials to access your S3 buckets. You can configure credentials in several ways:
- AWS CLI configuration (Recommended)This will create/update credentials in
~/.aws/credentials
- Environment Variables
- IAM Role (if running on AWS infrastructure)
For more information about AWS credentials, see the AWS documentation.
Configuration
Claude Desktop
Add the server configuration to your Claude Desktop config file:
MacOS: ~/Library/Application Support/Claude/claude_desktop_config.json
Windows: %APPDATA%/Claude/claude_desktop_config.json
Development Configuration
For development/testing, you can run the server directly from source:
Development
Building
- Sync dependencies:
- Build package:
Publishing
To publish to PyPI:
Note: You'll need PyPI credentials configured via:
- Token:
--token
orUV_PUBLISH_TOKEN
- Or username/password:
--username
/UV_PUBLISH_USERNAME
and--password
/UV_PUBLISH_PASSWORD
Debugging
Since MCP servers communicate over stdio, debugging can be challenging. We recommend using the MCP Inspector for development:
License
MIT
Contributing
Contributions are welcome! Please feel free to submit a Pull Request.
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An MCP server that provides tools for interacting with AWS S3 buckets, enabling direct access to S3 operations through the Model Context Protocol.