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Process multiple files with forms: a tutorial on binary data and loops

n8nn8n5 modulesv1.0
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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.

At a glance

Process multiple files with forms: a tutorial on binary data and loops is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects UNSUPPORTED_SLUG_FORMAT. It's free to download. Follow the 5-step import below to go live in minutes.

Platform
n8n
Connects
UNSUPPORTED_SLUG_FORMAT
Modules
5
Price
Free
Version
v1.0
Process multiple files with forms: a tutorial on binary data and loops workflow diagram

About this workflow

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.

n8n

How to import this n8n workflow

  1. 1

    Download the workflow JSON file after purchase.

  2. 2

    Open n8n → click the menu → Import from File.

  3. 3

    Select the downloaded JSON and import.

  4. 4

    Set up credentials for each node that requires them.

  5. 5

    Click Execute Workflow to test, then activate.

Setup guide

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