What is the key difference between Nationalize and Holidays?

Nationalize belongs to the Developer Tools category with cloud HTTP/SSE execution, while Holidays belongs to the Developer Tools category with cloud HTTP/SSE execution.

How do I install Nationalize or Holidays in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Nationalize and Holidays free or paid?

Nationalize operates under a Free / Open Source model (No auth required). Holidays operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Nationalize lists 2 tools with 0 views and 0 GitHub stars. Holidays lists 3 tools with 0 views and 0 GitHub stars.

Can I use both Nationalize and Holidays together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Nationalize vs Holidays

In-depth architectural comparison of the Nationalize and Holidays 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.

At a Glance & Executive Verdict

Nationalize

Developer Tools · Remote HTTP/SSE

Quality: 51/100 (Good) | Auth: No auth required

Holidays

Developer Tools · Remote HTTP/SSE

Quality: 52/100 (Good) | Auth: No auth required

Verdict Summary: Choose Nationalize if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Holidays if your workspace requires Developer Tools integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Nationalize when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: predict_nationality, batch_predict.

Explore Nationalize Details

Choose Holidays when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: get_holidays, is_today_holiday, next_holidays.

Explore Holidays Details

Feature & Specification Comparison

Specification	N Nationalize Developer Tools	H Holidays Developer Tools
Summary	Nationalize MCP — nationality prediction from first name (nationalize.io, free, no auth)	Holidays MCP — wraps Nager.Date API (free, no auth)
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Nationalize Tools (2)

predict_nationality

Predict likely nationalities from a first name. Returns up to 5 country codes ranked by probability (0.0–1.0). Use when inferring someone's origin from their given name.

batch_predict

Predict nationalities for multiple first names at once (up to 10). Returns country codes with probability scores for each name. Use to process name lists efficiently.

Holidays Tools (3)

get_holidays

Get all public holidays for a country and year. Returns holiday names and dates. Provide country code (e.g., "US", "GB", "DE") and year.

is_today_holiday

Check if today is a public holiday in a given country. Returns whether it's a holiday and the holiday name if applicable. Provide country code (e.g., "US", "GB").

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).

Nationalize Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "nationalize": {
      "url": "https://pipeworx.io"
    }
  }
}

Holidays Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "holidays": {
      "url": "https://pipeworx.io"
    }
  }
}

Frequently Asked Questions

Nationalize is categorized under Developer Tools and uses a remote streaming HTTP/SSE transport. In contrast, Holidays belongs to Developer Tools using remote streaming HTTP/SSE transport. Select Nationalize when you need capabilities focused on developer tools and Holidays when you require tools for developer tools.

More alternatives to Nationalize More alternatives to Holidays Developer Tools category hub Canonical compare URL