n8n-nodes-docdigitizer

n8n community node for the DocDigitizer document processing API.

Process PDF documents and get structured data back — OCR, classification, and extraction for invoices, receipts, contracts, CVs, ID documents, and bank statements.

v0.1.x is deprecated. Upgrade to v0.2.0+ for the new API endpoint. The previous endpoint (https://apix.docdigitizer.com/sync) will be removed in a future release.

Installation

Via n8n Community Nodes

1. Go to Settings → Community Nodes
2. Click Install a community node
3. Enter n8n-nodes-docdigitizer
4. Click Install

Via npm (self-hosted)

npm install n8n-nodes-docdigitizer

Setup

1. In n8n, go to Credentials → Add Credential
2. Search for DocDigitizer API
3. Enter your API key
4. (Optional) Change the Base URL for self-hosted instances

Operations

Document

| Operation | Description | |-----------|-------------| | Process | Upload and process a PDF document — returns document type, confidence, country, and extracted fields |

Health

| Operation | Description | |-----------|-------------| | Check | Check if the DocDigitizer API is healthy and responsive |

Usage

Process a Document

1. Add a node that produces a binary PDF file (e.g., HTTP Request, Read Binary File)
2. Connect it to the DocDigitizer node
3. Set Resource to Document and Operation to Process
4. Set Binary Property to the name of the binary property (default: data)
5. Optionally set a Pipeline name

Output

The node outputs JSON with the following structure:

{
  "state": "COMPLETED",
  "traceId": "abc-123",
  "numPages": 2,
  "extractions": [
    {
      "documentType": "Invoice",
      "confidence": 0.95,
      "countryCode": "PT",
      "pages": [1, 2],
      "pageRange": { "start": 1, "end": 2 },
      "extraction": {
        "invoiceNumber": "INV-001",
        "totalAmount": 1500.00,
        "currency": "EUR"
      }
    }
  ]
}

Configuration

| Parameter | Description | Default | |-----------|-------------|---------| | API Key | Your DocDigitizer API key | (required) | | Base URL | API endpoint | https://api.docdigitizer.com/v3/docingester |

Environment variables are also supported via the DocDigitizer SDK:

• DOCDIGITIZER_API_KEY
• DOCDIGITIZER_BASE_URL
• DOCDIGITIZER_TIMEOUT

Development

npm install
npm run build
npm test

Links

• DocDigitizer
• All SDKs & Integrations
• API Documentation

License

MIT