Event Ticketing Backend: Auto QR Tickets with Google Sheets & Gmail — n8n Workflow

Hoch Komplexität🔗 Webhook27 Knoten🏷️ Miscellaneousvon Khairul Muhtadin

Übersicht

Ticketing Backend automates registration, QR-ticket generation, email delivery, and check-in validation using Google Sheets, Gmail, and a webhook scanner — reducing manual ticket prep from ~3 hours to under 5 minutes for 200 attendees.

Why Use This Workflow?

Time Savings:** Automates ticket generation & delivery. reduces manual processing for 200 attendees from ~3 hours to <5 minutes. Cost Reduction:** Removes dependency on paid ticketing platforms for basic events — save up to $150–$300/mo

Verwendete Knoten

Google SheetsHTTP RequestGmailCode

Workflow-Vorschau

Ticket Generator & Sender
Event Ticketing System - Complete Flow
This workflow manages the full lifecycle of event ticke
1. Registration - Accepts participant registration via
2. Ticket Generation - Aut
Setup Required
You need these credentials configured:
1. Google Sheets OAuth2
- Used for reading/writing registration & ticket dat
- Connect your Google account in n8n credentials
2.
How Ticket Scanner Works
Endpoint: POST `/v1/scanner`
Flow:
1. Receives scanned QR data
2. Parses ticket_id from barcode JSON
3. Looks up ticket in Google Sheets
Registration Endpoint
Endpoint: POST `/v1/register`
Expected Input:
```json
{
"nama": "string",
Automatic Ticket Generation
Trigger: Runs every 1 minute
What it does:
1. Finds paid registrations where Email Sent = NO
2. Generates unique ticket IDs for each ticket
3. Creates QR codes
Get Tickets
Parse Barcode
T
Ticket Available?
Parse Output
⚡
A
Already Checked IN
⚡
C
Checked IN
Update Ticket Status
⚡
S
SCAN TICKET
E
Email exist?
Get Participant
Validate Input
⚡
V
Validation Error
V
Valid Input?
⚡
A
Already Registered
⚡
T
Tiket Booked
Store Data
⚡
R
REGISTER
Get Rows
F
Filter Paid Not Sent
Generate Ticket Data
Generate QR Code
Build HTML Email
Send Email (Gmail)
Update Sheet (Register)
Update Sheet (Tickets)
⚡
S
START
Parse Data
27 nodes24 edges

So funktioniert es

  1. 1

    Auslöser

    Der Workflow startet mit einem webhook-Auslöser.

  2. 2

    Verarbeitung

    Die Daten fließen durch 27 Knoten, connecting code, filter, gmail.

  3. 3

    Ausgabe

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

Knotendetails (27)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
GM

Gmail

gmail

#3
CO

Code

code

#4

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 event-ticketing-backend-auto-qr-tickets-with-google-sheets-gmail 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": "Event Ticketing Backend: Auto QR Tickets with Google Sheets & Gmail", "nodes": [...], ...}

Integrationen

codefiltergmailgooglesheetshttprequestifrespondtowebhookscheduletriggerwebhook

Diesen Workflow holen

Herunterladen und mit einem Klick importieren

JSON herunterladenAuf n8n.io ansehen
Knoten27
Komplexitäthigh
Auslöserwebhook
KategorieMiscellaneous

Erstellt von

Khairul Muhtadin

Khairul Muhtadin

@khmuhtadin

Tags

codefiltergmailgooglesheetshttprequestifrespondtowebhookscheduletriggerwebhook
⚡

Neu bei n8n?

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

n8n kostenlos holen →

Related Miscellaneous Workflows

COGMGOME+2
high

Automate Google Form Tracking & Gmail Alerts via n8n

Boost your administrative efficiency with this comprehensive n8n automation suite designed to bridge the gap between data collection and actionable insights. This workflow transforms standard Google Form submissions into a high-performance management ecosystem. Instead of manually checking spreadsheets, the system triggers instantly upon form submission, updating a centralized Google Sheets dashboard with real-time statistics while simultaneously executing conditional logic via the Code node. The automation intelligently distinguishes between new registrants and follow-ups, triggering personalized Gmail acknowledgments for immediate engagement. Furthermore, it incorporates a sophisticated reminder logic to ensure no student or lead falls through the cracks. By leveraging Webhook and Respond to Webhook nodes, the suite maintains a low-latency connection between your front-end forms and back-end database. This setup eliminates manual data entry errors, reduces response times by up to 90%, and provides stakeholders with a live visual overview of registration trends. It is an essential toolkit for any organization looking to scale their intake process without increasing headcount. **Common Use Cases:** - Educational Workshop & Course Enrollment Management - Automated Event Registration with Instant Attendee Confirmation - Customer Inquiry Routing and Lead Nurturing Pipeline

🔗 Webhook·20 nodes