Workshop certificate generator with Google Drive, Gmail & QR verification
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 15 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects Google Drive, Gmail, Google Sheets and Slack and 2 more.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Validate Required Fields (If): checks a condition and branches into true / false
- Verifi Email: uses Verifi Email
- Validation Error Response (Respond to Webhook): sends the response back to the webhook caller
- Check Email Valid (If): checks a condition and branches into true / false
- Generate Certificate ID & QR (Code): runs custom JavaScript code
- Email Verification Error (Respond to Webhook): sends the response back to the webhook caller
- Prepare Certificate HTML (Edit Fields (Set)): sets 1 field: certificateHtml
- Html Css To Image: uses Html Css To Image
- Download Binary File (HTTP Request): calls an HTTP API
- Upload to Google Drive (Google Drive): uses Google Drive
…plus 4 more steps. See the full node list below.
Services it uses
Before you upgrade to n8n 3.0
We can't fully verify this one: it relies on 2 community packages, and n8n 3.0 turns unverified community packages off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).
- Check that n8n-nodes-verifiemail is verified or supports 3.0 (used in Verifi Email).
- Check that n8n-nodes-htmlcsstoimage is verified or supports 3.0 (used in HTML/CSS to Image).
Nodes used (12)
- Webhook
n8n-nodes-base.webhook - If
n8n-nodes-base.if - Code
n8n-nodes-base.code - Edit Fields (Set)
n8n-nodes-base.set - Google Drive
n8n-nodes-base.googleDrive - Gmail
n8n-nodes-base.gmail - Google Sheets
n8n-nodes-base.googleSheets - Slack
n8n-nodes-base.slack - Respond to Webhook
n8n-nodes-base.respondToWebhook - Verifi Email
n8n-nodes-verifiemail.verifiEmail - Html Css To Image
n8n-nodes-htmlcsstoimage.htmlCssToImage - HTTP Request
n8n-nodes-base.httpRequest
From the author
Automated Pre-Issued Workshop Certificate Generator Description: This workflow automates the entire pre-issuance process of workshop participation certificates. When an attendee submits a registration form via a webhook, the workflow validates the data,…