Compress Images for Email with n8n

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

{
  "name": "Compress Image for Email",
  "nodes": [
    {
      "parameters": {
        "content": "## Compress Image for Email\n\nMarketing teams and email platforms use this recipe to prepare images for email campaigns. Resize to email-friendly dimensions, sharpen after downscale, convert to JPEG for universal client support, and compress to a target file size \u2014 all in one API call.\n\n**Note:** This workflow uses the Iteration Layer community node (`n8n-nodes-iterationlayer`). Install it via Settings > Community Nodes on self-hosted n8n, or add it directly on n8n Cloud with Verified Community Nodes enabled.",
        "height": 280,
        "width": 500,
        "color": 2
      },
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        200,
        40
      ],
      "id": "0cacbc50-e82b-4267-939f-1266511f7288",
      "name": "Overview"
    },
    {
      "parameters": {
        "content": "### Step 1: Transform Image\nResource: **Image Transformation**\n\nConfigure the Image Transformation parameters below, then connect your credentials.",
        "height": 160,
        "width": 300,
        "color": 6
      },
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        475,
        100
      ],
      "id": "d28f15fd-7c4d-465e-bbea-0de2c9d5561d",
      "name": "Step 1 Note"
    },
    {
      "parameters": {},
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        250,
        300
      ],
      "id": "a1b2c3d4-e5f6-4a7b-8c9d-0e1f2a3b4c5d",
      "name": "Manual Trigger"
    },
    {
      "parameters": {
        "resource": "imageTransformation",
        "fileInputMode": "url",
        "fileName": "hero.jpg",
        "fileUrl": "https://cdn.example.com/campaign/hero.jpg",
        "operations": {
          "operationValues": [
            {
              "operationType": "resize",
              "widthInPx": 1200,
              "heightInPx": 900,
              "fit": "inside"
            },
            {
              "operationType": "sharpen",
              "sigma": 0.5
            },
            {
              "operationType": "convert",
              "convertFormat": "jpeg",
              "quality": 85
            },
            {
              "operationType": "compress_to_size",
              "maxFileSizeInBytes": 500000
            }
          ]
        }
      },
      "type": "n8n-nodes-iterationlayer.iterationLayer",
      "typeVersion": 1,
      "position": [
        500,
        300
      ],
      "id": "d4e5f6a7-b8c9-4d0e-1f2a-3b4c5d6e7f8a",
      "name": "Transform Image",
      "credentials": {
        "iterationLayerApi": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Manual Trigger": {
      "main": [
        [
          {
            "node": "Transform Image",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  }
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• iterationLayerApi

About this workflow

Compress Image for Email. Uses n8n-nodes-iterationlayer. Event-driven trigger; 4 nodes.

Source: https://github.com/iterationlayer/n8n-nodes-iterationlayer/blob/main/templates/compress-image-for-email.json — original creator credit. Request a take-down →

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