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String Tools MCP Server

by Rog0x
Developer ToolsModerate7.0MCP RegistryLocal
Free

Server data from the Official MCP Registry

String analyzer, diff, templates for AI agents

About

String analyzer, diff, templates for AI agents

Security Report

7.0
Moderate7.0Low Risk

Valid MCP server (2 strong, 4 medium validity signals). 3 known CVEs in dependencies (0 critical, 3 high severity) Package registry verified. Imported from the Official MCP Registry.

8 files analyzed · 4 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-rog0x-string": {
      "args": [
        "-y",
        "@rog0x/mcp-string-tools"
      ],
      "command": "npx"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

@rog0x/mcp-string-tools

Advanced string manipulation tools for AI agents, served over the Model Context Protocol (MCP).

Tools

analyze_string

Analyze text to get detailed metrics:

  • Character count (with and without spaces)
  • Word, sentence, and paragraph counts
  • Estimated reading time
  • Flesch-Kincaid reading level score and grade
  • Unique word count and most common words
  • Longest word

transform_string

Transform text with various operations:

  • remove_duplicate_lines - Remove duplicate lines from text
  • remove_extra_whitespace - Collapse extra whitespace and blank lines
  • extract_emails - Extract all email addresses from text
  • extract_urls - Extract all URLs from text
  • extract_phone_numbers - Extract phone numbers from text
  • mask_sensitive_data - Mask emails, phone numbers, and credit card numbers
  • truncate - Truncate text with ellipsis at word boundaries
  • wrap_text - Wrap text at a specified column width

diff_strings

Compare two strings and see the differences:

  • character mode - Character-by-character diff
  • word mode - Word-by-word diff (default)
  • line mode - Line-by-line diff
  • Shows additions, deletions, and unchanged segments with positions

render_template

Simple template engine:

  • Replace {{variables}} with values from a JSON data object
  • Conditionals: {{#if var}}...{{#else}}...{{/if}}
  • Loops: {{#each arr}}...{{this}}...{{@index}}...{{/each}}
  • Nested property access: {{user.name}}

generate_slug

Generate URL-friendly slugs:

  • Transliterates accented characters (e.g., cafe from cafe)
  • Removes special characters
  • Configurable separator (default: -)
  • Optional max length with clean truncation
  • Optional lowercase toggle

Setup

npm install
npm run build

Usage with Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "string-tools": {
      "command": "node",
      "args": ["D:/products/mcp-servers/mcp-string-tools/dist/index.js"]
    }
  }
}

License

MIT

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