Mozilla Data Collective vs Marmot Data Catalog

In-depth architectural comparison of the Mozilla Data Collective and Marmot Data Catalog 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?

M

Choose Mozilla Data Collective 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).

Explore Mozilla Data Collective Details

Choose Marmot Data Catalog 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).

Explore Marmot Data Catalog Details

Feature & Specification Comparison

Specification	M Mozilla Data Collective Developer Tools	Marmot Data Catalog Developer Tools
Summary	Search the Mozilla Data Collective catalog of ethically sourced AI training datasets.	Open-source data catalog. Search assets, explore lineage, and find ownership.
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": {
    "mozilla-data-collective": {
      "url": "https://mozilladatacollective.com"
    }
  }
}

{
  "mcpServers": {
    "marmot-data-catalog": {
      "url": "https://marmotdata.io/docs/introduction"
    }
  }
}

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