Convert HTML to PDF and compress files with CustomJS API
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.
Community nodes
These come from third-party npm packages. In n8n 3.0 unverified community packages are off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).
@custom-js/n8n-nodes-pdf-toolkit(HTML to PDF)@custom-js/n8n-nodes-pdf-toolkit(Compress PDF file, Compress PDF file1)
Nodes used (4)
- Html2Pdf
@custom-js/n8n-nodes-pdf-toolkit.html2Pdf - Compress PDF
@custom-js/n8n-nodes-pdf-toolkit.CompressPDF - Manual Trigger
n8n-nodes-base.manualTrigger - Code
n8n-nodes-base.code
What it does
!workflow.png(fileId:1268) This n8n template demonstrates how to convert HTML into a PDF, compress the generated PDF, and return it as a binary response using the PDF Toolkit from www.customjs.space. Notice Community nodes can only be installed on self-hosted instances of n8n. @custom-js/n8n-nodes-pdf-toolkit What this workflow does - Convert the requested HTML to PDF. - Compress the PDF file. - Use a Code node to handle URLs pointing to PDF files if they exceed 6MB. - Compress the PDF pages. Requirements - Self-hosted n8n instance - CustomJS API key for compressing PDF files. - HTML Data to convert PDF files - Code node for handling URL that indicates PDF file. Workflow Steps: 1. Manual Trigger: - Runs with user interaction. 2. HTML to PDF: - Request HTML Data - Convert HTML to PDF - Request PDF from URL. 3. Compress Pages from PDF: - Compress PDF as a binary file. --- Usage Get API key from customJS - Sign up to customJS platform. - Navigate to your profile page - Press "Show" button to get API key !1.png(fileId:1269) Set Credentials for CustomJS API on n8n Copy and paste your API key generated from CustomJS here. !2.png(fileId:1267) Design workflow - A Manual Trigger for starting workflow. - HTTP Request Nodes for downloading PDF files. - Code node for handling URL that indicates PDF file. - Compress PDF files. You can replace logic for triggering and returning results. For example, you can trigger this workflow by calling a webhook and get a result as a response from webhook. Simply replace Manual Trigger and Write to Disk nodes.