Filesystem Extra Tools MCP Server

A Model Context Protocol (MCP) server implementation for file operation such append text/structured text (JSON) for existing files.

Table of Contents

1. Overview
2. Configuration
3. Available Tools
   • run_command
   • show_security_rules
4. License

Configuration

Configure the server using environment variables:

Available Tools

read_bootstrap_file

Read file that contains initial project values.

read_file_lines

Reads a region from a file between startLine and endLine. Provide an absolute path to a file.

append_file

Creates a file with a given content if it doesn't exists yet - or appends content to the file.
For JSON data - provide a single structured JSON object as a content (without enclosing it into the array or adding any extra delimiters)
Only works within allowed directories.

append_structured_file

Adds a single valid JSON object to the file. The file is treated as an list of JSON objects.
Pass a file name and a single valid JSON object as a content.
Creates a file with a proper structure if not exists yet. Only works within allowed directories.

search_files_by_regex

Recursively search for files and directories for entries matching a regular expression.
Searches through all subdirectories from the starting path. Returns full paths to all matching items as a JSON array. Only searches within allowed directories.

License

This project is licensed under the MIT License - see the LICENSE file for details.

For more information or support, please open an issue on the project repository.