Omni-FS MCP Server

An MCP server that provides unified access to multiple file systems simultaneously through OpenDAL.

Installation

pip install omni-fs-mcp

Quick Start

Single Backend

# Local filesystem
omni-fs-mcp "fs://"

# S3
omni-fs-mcp --transport http "s3://bucket?region=us-east-1&access_key_id=xxx&secret_access_key=yyy"

# WebDAV
omni-fs-mcp "webdav://server.com/path?username=user&password=pass"

# Memory (testing)
omni-fs-mcp "memory://"

Multi-Backend with Config File

Create backends.json:

{
  "backends": [
    {
      "name": "local",
      "url": "fs://",
      "description": "Local filesystem",
      "default": true
    },
    {
      "name": "s3-prod",
      "url": "s3://bucket?region=us-east-1&access_key_id=...",
      "description": "Production S3"
    }
  ]
}

Run with config:

# Stdio (default)
omni-fs-mcp backends.json

# HTTP
omni-fs-mcp --transport http --config backends.json --port 8080

Usage

Command Options

omni-fs-mcp [OPTIONS] [URL_OR_CONFIG]

Options:
  --config FILE         JSON configuration file
  --transport TYPE      stdio (default) or http
  --port PORT          HTTP port (default: 8000)
  --host HOST          HTTP host (default: localhost)

Available Tools

File Operations:

  • list_files(path, backend=None) - List files and directories
  • read_file(path, backend=None) - Read file contents
  • write_file(path, content, backend=None) - Write to file
  • copy_file(src, dst, src_backend=None, dst_backend=None) - Copy files
  • rename_file(src, dst, backend=None) - Rename/move files
  • create_dir(path, backend=None) - Create directory
  • stat_file(path, backend=None) - Get file metadata

Backend Management:

  • register_backend(name, url, ...) - Add new backend
  • list_backends() - Show all backends
  • set_default_backend(name) - Set default backend
  • remove_backend(name) - Remove backend
  • check_backend_health(backend=None) - Check connectivity

Supported Backends

Type URL Example
Local fs://
S3 s3://bucket?region=us-east-1&access_key_id=...
WebDAV webdav://server.com/path?username=user&password=pass
Memory memory://
FTP ftp://server.com?username=user&password=pass
HTTP https://api.example.com

Examples

Cross-Backend Copy

# Backup to S3
copy_file("/local/file.txt", "/backup/file.txt",
          src_backend="local", dst_backend="s3-backup")

Runtime Backend Management

# Add temporary backend
register_backend("temp", "memory://", description="Temp storage")

# Use it
write_file("/test.txt", "content", backend="temp")

Development

git clone <repo>
cd omni-fs-mcp
uv sync

# Run locally
uv run omni-fs-mcp "memory://"

License

MIT

Project links

Data verified by PyPI on Sep 29, 2025
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Credits

Author: Vaayne

GitHub Statistics

Data verified by PyPI on Sep 29, 2025
The GitHub source repository was provided by the project maintainers and verified by PyPI at the time of upload. Stars, forks, and open issues/PRs are derived from that repository and have not been independently verified.

License

MIT License (MIT)

Requires

Python >=3.11

Tags

filesystem mcp opendal s3 webdav

Classifiers

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