Data Breach Detector vs Openunfurl

In-depth architectural comparison of the Data Breach Detector and Openunfurl MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Data Breach Detector when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Data Breach Detector Details

Choose Openunfurl when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Openunfurl Details

Feature & Specification Comparison

Specification	Data Breach Detector Developer Tools	Openunfurl Developer Tools
Summary	Read-only breach intelligence from public feeds: reports THAT a domain leaked, never the data.	Zero-signup anonymous link-unfurl API. One GET returns clean JSON metadata for any public URL.
Category & Scope	Developer Tools	Developer Tools

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "data-breach-detector": {
      "command": "uvx",
      "args": [
        "data-breach-detector"
      ]
    }
  }
}

{
  "mcpServers": {
    "openunfurl": {
      "command": "npx",
      "args": [
        "-y",
        "vercel"
      ]
    }
  }
}

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