mcpgen vs filesystem

Side-by-side comparison to help you pick between these two MCP servers.

	mcpgen by lyeslabs	filesystem by modelcontextprotocol
Stars	★ 90	★ 85,748
30d uses	—	—
Score	44	77
Official	—	✓
Categories	Developer ToolsAI / LLM ToolsOther	File SystemDeveloper ToolsProductivity
Language	Go	TypeScript
Last commit	12 mo ago	this month

mcpgen · Summary

mcpgen is a Go tool that generates MCP server boilerplate from OpenAPI 3 specifications.

filesystem · Summary

A feature-rich MCP server for filesystem operations with dynamic directory access control.

mcpgen · Use cases

Transform existing REST APIs into AI-accessible tools without manual MCP implementation
Accelerate MCP server development for teams with existing OpenAPI documentation
Generate boilerplate code for MCP servers handling complex request/response schemas

filesystem · Use cases

Enable AI models to read and write project files during development
Allow Claude or other MCP clients to browse and analyze codebases
Provide secure sandboxed access to specific directories for content generation

mcpgen · Install

Install mcpgen:

go install github.com/lyeslabs/mcpgen/cmd/mcpgen@latest

Once installed, generate an MCP server from your OpenAPI spec:

mcpgen --input openapi.yaml --output generated-server

In Claude Desktop, configure the generated server by adding to claude_desktop_config.json:

{
  "mcpServers": {
    "my-api-server": {
      "command": "go",
      "args": ["run", "/path/to/generated-server/main.go"]
    }
  }
}

filesystem · Install

Installation

Using NPX

{
  "mcpServers": {
    "filesystem": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-filesystem",
        "/path/to/allowed/directory"
      ]
    }
  }
}

Using Docker

{
  "mcpServers": {
    "filesystem": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "--mount", "type=bind,src=/path/to/allowed/dir,dst=/projects/allowed/dir",
        "mcp/filesystem",
        "/projects"
      ]
    }
  }
}

VS Code Extension

Click the installation buttons in the README to install directly in VS Code.

Comparison generated from public README + GitHub signals. Last updated automatically.