Filesystem vs Changethisfile MCP

In-depth architectural comparison of the Filesystem and Changethisfile MCP 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 Filesystem when:

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

Explore Filesystem Details

Choose Changethisfile MCP when:

• You need dedicated capabilities in the File Systems domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Freemium).
• You have access to required keys: CHANGETHISFILE_MCP_URL, CTF_API_KEY.
• Primary tools included: convert_file, list_conversions, translate_file.

Explore Changethisfile MCP Details

Feature & Specification Comparison

Specification	Filesystem File Systems	Changethisfile MCP aadilr File Systems
Summary	Secure MCP server for sandboxed filesystem operations with document parsing support.	Free file conversion between 690+ formats. Tools: convertfile (URL or base64 in → signed download URL out) and listconversions. Covers image, video, audio, document, data, font, ebook, and archive formats. No auth or signup required; remote streamable-HTTP endpoint available (see README).
Category & Scope	File Systems

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": {
    "filesystem-3": {
      "command": "npx",
      "args": [
        "-y",
        "filesystem-3"
      ]
    }
  }
}

{
  "mcpServers": {
    "aadilr-changethisfile-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "skills"
      ],
      "env": {
        "CHANGETHISFILE_MCP_URL": "YOUR_CHANGETHISFILE_MCP_URL_HERE",
        "CTF_API_KEY": "YOUR_CTF_API_KEY_HERE"
      }
    }
  }
}

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