UML Forge vs Codehelper

In-depth architectural comparison of the UML Forge and Codehelper 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 UML Forge 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 UML Forge Details

Choose Codehelper 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 Codehelper Details

Feature & Specification Comparison

Specification	UML Forge Developer Tools	Codehelper Developer Tools
Summary	Architecture intelligence, security analysis, and living docs. 13 Mermaid tools.	Local-first code intelligence MCP: symbol graph, impact analysis, 60+ tools.
Category & Scope	Developer Tools	Developer Tools
Quality signal

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": {
    "uml-forge-2": {
      "command": "uvx",
      "args": [
        "umlforge"
      ]
    }
  }
}

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

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