Kastell

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Server security audit (413 checks), hardening, and fleet management across 4 cloud providers.

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Getting Started

npx @getmcp/cli add io.github.kastelldev/kastell

Requires Node.js 18+. Community-contributed server. Review source before installing.

Claude Desktop guide →Vscode guide →Cursor guide →Windsurf guide →

Configuration

Config file: ~/Library/Application Support/Claude/claude_desktop_config.json

JSON

{
  "mcpServers": {
    "io.github.kastelldev/kastell": {
      "command": "npx",
      "args": [
        "-y",
        "kastell"
      ],
      "env": {
        "HETZNER_TOKEN": "",
        "DIGITALOCEAN_TOKEN": "",
        "VULTR_TOKEN": "",
        "LINODE_TOKEN": ""
      }
    }
  }
}

Claude Desktop MCP documentation

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