Automate Invoice Processing with Gmail, OCR.space, Slack & Xero — n8n Workflow

Hoch Komplexität⚡ Auslöser20 Knoten🏷️ Invoice Processing👁 3 Aufrufevon Abi Odedeyi

Übersicht

How It Works

Trigger: Watches for new emails in Gmail with PDF/image attachments.
OCR: Sends the attachment to OCR.space API (https://ocr.space/OCRAPI) to extract invoice text.
Parsing: Extracts key fields:
Vendor
Invoice number
Amount
Currency
Invoice date
Due date
Description
Validation Logic:
Checks if amount is valid
Ensures vendor and invoice number are present
Flags high-value invoices (e.g., over $10,000)
Routing:
If invalid:

Verwendete Knoten

Google SheetsHTTP RequestSlackXeroGmailCode

Workflow-Vorschau

Automate Invoice Processing with Gmail, OCR.s
This n8n template demonstrates how to automatically ext
2. Approve or Reject Invoice in Slack
Read more about Slack Approval workflows in n8n
After parsing, the workflow evaluates whether the invoi
1. Extract & Parse Invoice from Gmail
Read more about the Gmail and HTTP Request nodes
This section listens for new emails via Gmail,
3. Sync Outcome to Xero & Notify
Read more about Xero and Gmail automation
If the invoice is approved, the workflow fetches the co
⚡
G
Gmail Trigger
Code in JavaScript
Append or update row in …
Slack Approval Request
Slack Rejection message
C
Check Qualification
Parse Invoice Data
Format for Slack
Rejection message
Success message
Update Rejected Status
Update Approved Status
Add Processed label
Add Rejected label
Get many contacts
Clean Invoice Payload
Create invoice
H
Has Valid Attachment?
W
Was Approved?
Extract Text
20 nodes19 edges

So funktioniert es

  1. 1

    Auslöser

    Der Workflow startet mit einem auslöser-Auslöser.

  2. 2

    Verarbeitung

    Die Daten fließen durch 20 Knoten, connecting code, gmail, gmailtrigger.

  3. 3

    Ausgabe

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

Knotendetails (20)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
SL

Slack

slack

#3
XE

Xero

xero

#4
GM

Gmail

gmail

#5
CO

Code

code

#6

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 automate-invoice-processing-with-gmail-ocrspace-slack-xero 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": "Automate Invoice Processing with Gmail, OCR.space, Slack & Xero", "nodes": [...], ...}

Integrationen

codegmailgmailtriggergooglesheetshttprequestifslackxero

Diesen Workflow holen

Herunterladen und mit einem Klick importieren

JSON herunterladenAuf n8n.io ansehen
Knoten20
Komplexitäthigh
Auslösertrigger
Aufrufe3
KategorieInvoice Processing

Erstellt von

Abi Odedeyi

Abi Odedeyi

@abiodedeyi

Tags

codegmailgmailtriggergooglesheetshttprequestifslackxero
⚡

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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