Overview

MCP Text Editor Server provides line-oriented text file editing capabilities optimized for LLM token efficiency and concurrent access management.

Core Features

File Operations

• Line-based text editing with partial file access
• Multi-file operation support with atomic updates
• Conflict detection using SHA-256 hash validation
• Flexible character encoding (UTF-8, Shift-JIS, Latin1)

Configuration

{
  "mcpServers": {
    "text-editor": {
      "command": "uvx",
      "args": ["mcp-text-editor"]
    }
  }
}

Technical Implementation

Installation

# Using Smithery
npx -y @smithery/cli install mcp-text-editor --client claude

# Manual installation
pip install -e .

Development Features

| Feature | Description | |---------|-------------| | Testing | 90% coverage with pytest | | Linting | Ruff, Black, isort | | Type Checking | mypy with full hints | | Security | Path validation, hash-based conflict detection |

The server requires Python 3.11+ and supports POSIX-compliant systems and Windows, with comprehensive error handling for file operations and concurrent access scenarios.