Download KSeF (Poland’s e-invoicing system) invoices to an Excel spreadsheet — n8n Workflow

Mittel Komplexität Auslöser14 Knoten🏷️ Invoice Processing👁 1 Aufrufevon Greg Brzezinka

Übersicht

TL;DR;

Download invoices from Poland's KSeF (Krajowy System e-Faktur) and export them as an XLSX spreadsheet. Handles the full v2 authentication flow automatically.

Download KSeF invoices through n8n

What it does

This workflow connects to Poland's KSeF (Krajowy System e-Faktur) API v2, downloads invoice metadata for a configurable date range, and exports everything as a clean Excel spreadsheet (.xlsx).

The spreadsheet includes: KSeF number, invoice number, issue date, seller/buyer NIP and n

Verwendete Knoten

HTTP RequestCode

Workflow-Vorschau

🇵🇱 KSeF — Download Invoices to Spreadsheet
Downloads invoice metadata from Poland's KSeF (Krajowy
Quick Start
1. Open the ⚙️
🔧 Configuration
Edit the JSON below to set your:
- nip — your 10-digit NIP number
- authToken — KSeF authorization token
- startDate / endDate — ISO 8601 format
- subjectType —
🔐 Authentication Flow (v2 API)
KSeF uses a multi-step auth:
1. Get Public Key — fetch RSA certificate
2. Get Challenge — get a challenge + timestamp
3. Encrypt Token — RSA-OAEP encrypt
📊 Output
Invoice metadata is flattened into columns:
KSeF Number, Invoice Number, Issue Date, Seller/Buyer N
The XLSX file is available as binary o
W
When clicking 'Test work…
⚙️ Config
Get Public Key
Get Challenge
Encrypt Token
Init Auth
Wait 2s
Check Auth Status
Redeem Token
Query Invoices
Extract Invoices
Format for Spreadsheet
W
Write XLSX
Close Session
14 nodes13 edges

So funktioniert es

  1. 1

    Auslöser

    Der Workflow startet mit einem auslöser-Auslöser.

  2. 2

    Verarbeitung

    Die Daten fließen durch 14 Knoten, connecting code, httprequest, manualtrigger.

  3. 3

    Ausgabe

    Der Workflow schließt seine Automatisierung ab und liefert das Ergebnis an das konfigurierte Ziel.

Knotendetails (14)

HT

HTTP Request

httpRequest

#1
CO

Code

code

#2

So importieren Sie diesen Workflow

  1. 1Klicken Sie rechts auf die Schaltfläche JSON herunterladen, um die Workflow-Datei zu speichern.
  2. 2Öffnen Sie Ihre n8n-Instanz. Gehen Sie zu Workflows → Neu → Aus Datei importieren.
  3. 3Wählen Sie die heruntergeladene Datei download-ksef-polands-e-invoicing-system-invoices-to-an-excel-spreadsheet und klicken Sie auf Importieren.
  4. 4Richten Sie Anmeldedaten für jeden Dienstknoten ein (API-Schlüssel, OAuth usw.).
  5. 5Klicken Sie auf Workflow testen, um zu überprüfen, ob alles funktioniert, und aktivieren Sie es dann.

Oder direkt in n8n → Aus JSON importieren einfügen:

{ "name": "Download KSeF (Poland’s e-invoicing system) invoices to an Excel spreadsheet", "nodes": [...], ...}

Integrationen

codehttprequestmanualtriggersetspreadsheetfile

Diesen Workflow holen

Herunterladen und mit einem Klick importieren

JSON herunterladenAuf n8n.io ansehen
Knoten14
Komplexitätmedium
Auslösertrigger
Aufrufe1

Erstellt von

Greg Brzezinka

Greg Brzezinka

@ai-greg

Tags

codehttprequestmanualtriggersetspreadsheetfile

Neu bei n8n?

n8n ist ein kostenloses Open-Source-Workflow-Automatisierungstool. Selbst hosten oder die Cloud-Version nutzen.

n8n kostenlos holen →

Related Invoice Processing Workflows

COCOEMEX+5
medium

Automate Custom QuickBooks Invoice PDFs & Email with n8n

Standard accounting templates often fail to reflect a premium brand identity. This sophisticated n8n workflow bridges the gap between financial record-keeping and professional client presentation. By moving beyond the native limitations of QuickBooks Online, this automation enables businesses to generate high-end, multi-page PDF invoices that align perfectly with their corporate styling. The process begins the moment a new invoice is generated in QuickBooks, triggering a webhook that captures real-time billing data. The workflow then utilizes advanced HTML-to-File conversion and custom Code nodes to structure data into a polished, branded layout. It handles complex logic such as line-item merging and multi-page formatting automatically. Once the document is rendered, the system bypasses generic 'no-reply' senders by routing the finalized PDF through your preferred email provider. This ensures a seamless, white-labeled experience for your clients while eliminating the manual overhead of exporting, styling, and attaching files. Ideal for agencies and service providers, this flow guarantees that your most frequent touchpoint—the bill—is as professional as your work. **Common Use Cases:** - High-end creative agencies requiring bespoke, white-labeled billing documents for premium clients. - Automated recurring subscription billing where custom tax disclosures or localized branding are required. - Service-based businesses needing to attach dynamic project reports or terms of service directly to QuickBooks invoices.

🔗 Webhook·12 nodes