n8n integration

Render HTML to PDF with the Luntrex community node.

Install the HTML-to-PDF community node, connect your Luntrex credentials, and convert HTML strings or URLs directly from the n8n canvas.

Configure the HTML to PDF node

Follow these steps to install n8n-nodes-luntrex-pdf, add credentials, and set the node parameters shown in the screenshot.

Community node ID
n8n-nodes-luntrex-pdf
View on npm

Integration steps

Install the community node Go to Settings → Community Nodes, paste n8n-nodes-luntrex-pdf into the node name box, and click Install.
Create credentials Create a Luntrex account, generate an API key, then add a new credential for this node and paste the key. Save and test.
Add the node to a workflow Drag the Luntrex PDF node onto the canvas and select your credential.
Set parameters Operation: Convert. Choose a source (HTML String or other supported source), provide the HTML input, and add any options you need.
Execute and route Click Execute step to preview the PDF output, then pass the file to email, storage, or downstream automations.
Tip: Keep external assets (images, CSS) publicly reachable or embed styles inline to avoid missing assets in the rendered PDF.

Parameter reference

  • Credential to connect with Select the saved Luntrex API key credential.
  • Operation Use Convert to render HTML to PDF.
  • Source Pick the input type (e.g., HTML String for inline HTML).
  • HTML Provide the HTML content when using the HTML String source.
  • Options Add optional PDF settings (orientation, margins, background, filename, etc.).

Execution tips

  • Inline critical styles to ensure consistent rendering.
  • Test with small samples first; large HTML can increase render time.
  • Confirm assets referenced by URL are accessible from your n8n host.

Troubleshooting

  • Unauthorized Re-check the API key in your credential and ensure it is active.
  • Blank or partial PDF Verify the HTML renders in a browser and that external assets are reachable.
  • Option errors Remove unsupported options or revert to defaults, then re-run.

Outputs

  • The node returns a PDF file you can send via email, store in S3, or pass to other nodes.
  • Use binary routing in n8n if you need to hand the PDF to HTTP Request or other binary-aware nodes.
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