MCP Server MCP

io.github.lukasschwarz/elster-mcp-server

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Drive the German tax portal ELSTER via Puppeteer: submit UStVA, prepare EUER/ESt, sync inbox.

Homepage Verified source GitHub

Install

npx -y [email protected]

Configuration Example

{
  "remotes": [],
  "packages": [
    {
      "registryType": "npm",
      "identifier": "elster-mcp-server",
      "version": "0.1.0",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Path to a config.json that holds all settings below. Recommended.",
          "format": "string",
          "name": "ELSTER_CONFIG_PATH"
        },
        {
          "description": "Absolute path to your ELSTER certificate (.pfx).",
          "format": "string",
          "name": "ELSTER_PFX_PATH"
        },
        {
          "description": "Password for the .pfx certificate.",
          "format": "string",
          "isSecret": true,
          "name": "ELSTER_PASSWORD"
        },
        {
          "description": "Your Steuernummer in the format issued by your Finanzamt.",
          "format": "string",
          "name": "ELSTER_TAX_NUMBER"
        },
        {
          "description": "Two-digit ELSTER federal-state code of your Finanzamt.",
          "format": "string",
          "name": "ELSTER_STATE_CODE"
        },
        {
          "description": "Last name / company name.",
          "format": "string",
          "name": "ELSTER_NAME"
        },
        {
          "description": "First name.",
          "format": "string",
          "name": "ELSTER_FIRST_NAME"
        },
        {
          "description": "Street.",
          "format": "string",
          "name": "ELSTER_STREET"
        },
        {
          "description": "House number.",
          "format": "string",
          "name": "ELSTER_HOUSE_NUMBER"
        },
        {
          "description": "ZIP code.",
          "format": "string",
          "name": "ELSTER_ZIP"
        },
        {
          "description": "City.",
          "format": "string",
          "name": "ELSTER_CITY"
        },
        {
          "description": "ISO country code, default DE.",
          "format": "string",
          "name": "ELSTER_COUNTRY"
        },
        {
          "description": "Run Chromium headless (true/false). Default true.",
          "format": "string",
          "name": "ELSTER_HEADLESS"
        },
        {
          "description": "If 1, skip the EUER pre-hook in ESt sessions.",
          "format": "string",
          "name": "ELSTER_EST_SKIP_EUR"
        }
      ]
    }
  ]
}

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