Lexware-MCP-Server

Open-source, self-hostable MCP server for the Lexware Office (lexoffice) accounting API — comprehensive coverage: contacts, articles, bookkeeping vouchers, the sales-document family (invoices/quotations/credit-notes, draft + finalize), and file/PDF upload & download. OAuth, Cloud Run; connects to Claude & ChatGPT.

{
  "mcpServers": {
    "lexware-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "marselsel/Lexware-MCP-Server"
      ]
    }
  }
}

claude mcp add lexware-mcp-server npx -y marselsel/Lexware-MCP-Server

{
  "mcpServers": {
    "lexware-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "marselsel/Lexware-MCP-Server"
      ]
    }
  }
}