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Protect your most sensitive data by using this data security first filesystem.

Created 3 months ago

Protect your most sensitive data by using this data security first filesystem.

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What is Protect your most sensitive data by using this data security first filesystem.?

This node.js server builds on top of Filesystem MCP Server and lets you control which files your MCP Client can access using .mcpignore file. Features include control MCP client's access to your filesystem based on .mcpignore, read/write files, create/list/delete directories, move files/directories, search files, and get file metadata.

Documentation

Filesystem MCP Server with .mcpignore support

Protect your most sensitive data by using this data security first filesystem. This node.js server builds on top of Filesystem MCP Server and lets you control which files your MCP Client can access using .mcpignore file.

Features

  • Control MCP client's access to your filesystem based on .mcpignore
  • Read/write files
  • Create/list/delete directories
  • Move files/directories
  • Search files
  • Get file metadata

Note: Create an .mcpignore file for each direcoties specified via args

Configuring .mcpignore

The .mcpignore file uses the same patterns as .gitignore

Patterns Examples

```\n\n# Ignore specific file .env .env

Ignore all files with a .safetensor extension

*.safetensors

Ignore specific directory, 'assets/logos' and its files

assets/logos/


## API

For details, refer to [Filesystem MCP Server API Spec](https://github.com/modelcontextprotocol/servers/tree/main/src/filesystem#api)

### Tool behavior with ignore paths

| Tool                     | Behavior | 
| ------------------------ | :------------------------: |
| read_file                | Block |
| read_multiple_files      | Block |
| write_file               | Block |
| edit_file                | Block |
| create_directory         | Block |
| list_directory           | Block |
| directory_tree           | Allow |
| move_file                | Block |
| search_files             | Allow |
| get_file_info            | Block |
| list_allowed_directories | N/A   |

Note: `directory_tree` and `search_files` are allowed only to retrieve the file names

## Usage with MCP Clients
- **Claude**: Add this to your `claude_desktop_config.json`
- **Cline**: Add this to your `cline_mcp_settings.json`
- **Cursor**: Add this to your `mcp.json`

Note: `.mcpingore` applies to the list of allowed directories that you provide as `args`

### NPX

```json
{
    "mcpServers": {
        "mcpignore-filesystem": {
            "command": "npx",
            "args": [
                "-y",
                "@cyberhaven/mcpignore-filesystem",
                "/Users/<username>/Desktop",
                "/path/to/other/allowed/dir"
            ]
        }
    }
}
```\n\n## License

This project is licensed under the MIT License. See [LICENSE](LICENSE).

## Contributing

See [CONTRIBUTING.md](CONTRIBUTING.md) for information on contributing to this repository.

## Security

See [SECURITY.md](SECURITY.md) for information on security.

Server Config 

{
  "mcpServers": {
    "protect-your-most-sensitive-data-by-using-this-data-security-first-filesystem.-server": {
      "command": "npx",
      "args": [
        "protect-your-most-sensitive-data-by-using-this-data-security-first-filesystem."
      ]
    }
  }
}

Links & Status

Repository: github.com
Hosted: No
Global: No
Official: Yes

Project Info

Hosted Featured
Created At: Aug 08, 2025
Updated At: Aug 08, 2025
Author: Cyberhaven Inc.
Category: filesystem
License: MIT License
Tags:
development documentation public