Convert HTML & PDF Files to Png Images with Customjs PDF Toolkit

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 →

{
  "nodes": [
    {
      "id": "f3001828-f10b-41d5-a056-5327e1f694f3",
      "name": "HTML to PDF",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.html2Pdf",
      "position": [
        -500,
        380
      ],
      "parameters": {
        "htmlInput": "<h1>Hello World</h1>"
      },
      "credentials": {
        "customJsApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "f3141220-b384-4efe-84f5-0a896b09a887",
      "name": "When clicking \u2018Test workflow\u2019",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -720,
        460
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "cee26b9b-7109-4336-8d7e-762cf40b4d8b",
      "name": "Convert PDF into PNG1",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.PdfToPng",
      "position": [
        -280,
        540
      ],
      "parameters": {
        "resource": "url",
        "field_name": "={{ $json.path }}"
      },
      "credentials": {
        "customJsApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "46f47df0-a301-41a9-8d3a-f98977b56eda",
      "name": "Convert PDF into PNG",
      "type": "@custom-js/n8n-nodes-pdf-toolkit.PdfToPng",
      "position": [
        -280,
        380
      ],
      "parameters": {},
      "credentials": {
        "customJsApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "e9932fd1-6325-4670-93ea-b31fcfacdaf7",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -560,
        280
      ],
      "parameters": {
        "color": 4,
        "width": 220,
        "height": 240,
        "content": "### HTML to PDF\n- Request HTML Data.\n- Convert HTML to PDF."
      },
      "typeVersion": 1
    },
    {
      "id": "f9c860c6-a648-4929-b15f-b9131aa987fe",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -340,
        280
      ],
      "parameters": {
        "color": 6,
        "height": 240,
        "content": "### Convert PDF into PNG \n- Convert the generated PNG from PDF"
      },
      "typeVersion": 1
    },
    {
      "id": "54c4cf3d-4a8a-405e-b32e-8b7a2d86b577",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -560,
        520
      ],
      "parameters": {
        "color": 3,
        "width": 220,
        "height": 240,
        "content": "\n\n\n\n\n\n\n\n\n\n\n\n### Set PDF URL\n- Request PDF from URL"
      },
      "typeVersion": 1
    },
    {
      "id": "ac8e1497-233c-4e42-8739-f161e4014a7f",
      "name": "Sticky Note3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -340,
        520
      ],
      "parameters": {
        "color": 2,
        "height": 240,
        "content": "\n\n\n\n\n\n\n\n\n\n\n\n### Convert PDF into PNG\n- Convert the generated PNG from PDF"
      },
      "typeVersion": 1
    },
    {
      "id": "98dfdf38-6b1c-4fd3-b956-8d59f62b280d",
      "name": "Set PDF URL",
      "type": "n8n-nodes-base.code",
      "position": [
        -500,
        540
      ],
      "parameters": {
        "jsCode": "return {\"json\": {\"path\": \"https://www.nlbk.niedersachsen.de/download/164891/Test-pdf_3.pdf.pdf\"}};"
      },
      "typeVersion": 2
    }
  ],
  "connections": {
    "HTML to PDF": {
      "main": [
        [
          {
            "node": "Convert PDF into PNG",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set PDF URL": {
      "main": [
        [
          {
            "node": "Convert PDF into PNG1",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "When clicking \u2018Test workflow\u2019": {
      "main": [
        [
          {
            "node": "HTML to PDF",
            "type": "main",
            "index": 0
          },
          {
            "node": "Set PDF URL",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

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.

• customJsApi

About this workflow

This n8n workflow shows how to convert PDF files into PNG format with the PDF Toolkit from www.customjs.space.

Source: https://n8n.io/workflows/3870/ — original creator credit. Request a take-down →

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