Download and merge multiple PDFs from URLs with the 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.
What this workflow does
This workflow has 7 nodes and runs manually, when you click “Execute workflow”. Along the way it connects Pdf Toolkit (community).
How it runs
Trigger: Manually, when you click “Execute workflow”.
- PDF Array (Code): runs custom JavaScript code
- Split Out: splits a list into separate items
- HTTP Request: calls an HTTP API
- Merge PDF (Merge Pdfs): uses Merge Pdfs
- Read/Write Files from Disk: writes a file to disk
- Read/Write Files from Disk: reads a file from disk
Services it uses
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 @custom-js/n8n-nodes-pdf-toolkit is verified or supports 3.0 (used in Merge PDF).
Nodes used (6)
- Split Out
n8n-nodes-base.splitOut - HTTP Request
n8n-nodes-base.httpRequest - Read/Write Files from Disk
n8n-nodes-base.readWriteFile - Manual Trigger
n8n-nodes-base.manualTrigger - Code
n8n-nodes-base.code - Merge Pdfs
@custom-js/n8n-nodes-pdf-toolkit.mergePdfs
From the author
This n8n template demonstrates how to download multiple PDF files from public URLs and merge them into a single PDF using the PDF Toolkit from www.customjs.space. @custom-js/n8n-nodes-pdf-toolkit What this workflow does - Defines an array of PDF URLs. -…