Process Multiple Files with Forms: A Tutorial on Binary Data and Loops

Name: Process Multiple Files with Forms: A Tutorial on Binary Data and Loops
Author: Wyeth

Let a user load multiple files with a Form node, and process the binary data. A very important workflow for many tools.

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Open / InstallLast updated July 27, 2026

Description

Let a user load multiple files with a Form node, and process the binary data. A very important workflow for many tools. This is a learning example of several core concepts that are hard to grasp in n8n: $binary data Loop and $runIndex Split Out The Save File deomonstrates how to access the binary data correctly, but could be swapped to POST the files to an AI, for example. An n8n automation workflow template by Wyeth.

Author

Wyeth

Platform

web

Pricing model

free

Capabilities

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