Generate event badges with QR codes, HTMLCSStoImage, Gmail & Google Sheets
UnknownUnknown. This template uses community nodes we can't verify statically. Uses community nodes that can't be verified statically (unverified community packages are off by default in 3.0). Static check, last run 2026-10-19.
What this workflow does
This workflow has 10 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects Gmail, Google Sheets and Htmlcsstoimage (community). It also calls api.qrserver.com over HTTP.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Validate & Sanitize (Code): runs custom JavaScript code
- Generate QR Code (HTTP Request): calls api.qrserver.com
- Prepare QR URL (Code): runs custom JavaScript code
- Badge Design (Html Css To Image): uses Html Css To Image
- Is Badge Generated? (If): checks a condition and branches into true / false
- Log to Sheets (Google Sheets): append
- Send Error Alert (Gmail): uses Gmail
- Extract Image URL (HTTP Request): calls an HTTP API
- Send Badge Email (Gmail): uses Gmail
Services it uses
HTTP calls to: api.qrserver.com
Before you upgrade to n8n 3.0
We can't fully verify this one: it relies on 1 community package, and n8n 3.0 turns unverified community packages off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).
- Check that n8n-nodes-htmlcsstoimage is verified or supports 3.0 (used in Badge Design).
Nodes used (7)
- HTTP Request
n8n-nodes-base.httpRequest - Html Css To Image
n8n-nodes-htmlcsstoimage.htmlCssToImage - Gmail
n8n-nodes-base.gmail - Google Sheets
n8n-nodes-base.googleSheets - If
n8n-nodes-base.if - Code
n8n-nodes-base.code - Webhook
n8n-nodes-base.webhook
From the author
Automated Event Badge Generator Streamline your event registration process with this fully automated badge generation system. Perfect for conferences, seminars, corporate events, universities, and training programs. 🎯 What This Workflow Does 1. Receives…