#png-to-pdf #combine-images #image-to-pdf #pdfapihub

Image to PDF

Convert images (PNG/JPG/WebP) into PDF documents. Combine multiple images into one PDF with page size control, orientation, fit modes, margin control, and image compression. Powered by PDFAPIHub.

Rishabh Dugar@rishabhdugar

Install

openclaw plugins install clawhub:png-to-pdf

Image to PDF — OpenClaw Plugin

Convert PNG, JPG, and WebP images into PDF documents using the PDFAPIHub API. This OpenClaw plugin combines images into PDFs with full page layout control, plus quick presets for scanned documents and photo books.

What It Does

Turn images into professional PDF documents — perfect for scanned pages, photo portfolios, insurance claims, medical records, and ID document bundles.

Features

Multi-Image PDF — Combine up to 100 images into a single PDF
Page Sizes — A4, Letter, Legal, A3, A5, or original image dimensions
Orientation — Portrait or landscape
Fit Modes — fit (scale to fit), fill (fill page, may crop), stretch, original
Margin Control — Padding around images (0-200 points)
Scan Preset — One-command A4 scanned document PDF with margins
Photo Book Preset — One-command landscape Letter photo book
Image Compression — Compress images before PDF creation to reduce size
Scan Enhancement — Clean up document photos with perspective correction
Direct PDF Output — Scan enhancement can output a single-page PDF directly
Multiple Output Modes — Download URL, base64, or raw file

Tools

Tool	Description
`images_to_pdf`	Combine images into a PDF with full layout control
`scans_to_pdf`	Quick preset: scanned pages → A4 PDF
`photo_book_pdf`	Quick preset: photos → landscape photo book
`compress_image`	Compress images before PDF creation
`scan_enhance`	Clean up document photos before conversion

Installation

bash

openclaw plugins install clawhub:png-to-pdf

Configuration

Add your API key in ~/.openclaw/openclaw.json:

json

{
  "plugins": {
    "entries": {
      "png-to-pdf": {
        "enabled": true,
        "env": {
          "PDFAPIHUB_API_KEY": "your-api-key-here"
        }
      }
    }
  }
}

Get your free API key at https://pdfapihub.com.

Usage Examples

Just ask your OpenClaw agent:

"Convert these images into a PDF"
"Combine these scanned pages into an A4 PDF"
"Create a photo book from these vacation photos"
"Clean up this document photo and make a PDF"
"Compress these images then combine into a PDF"

Use Cases

Scanned Documents — Combine scanned pages into a single PDF
Photo Portfolios — Create PDF photo books and portfolios
Insurance Claims — Bundle damage photos into one PDF for submission
Real Estate — Combine property photos into a downloadable brochure
Medical Records — Assemble scanned medical documents into one file
ID Documents — Combine front/back scans of IDs into one PDF
Receipts — Bundle receipt photos into one PDF for expense reports
Handwritten Notes — Scan and enhance notes into a clean PDF

Limits

Max 100 images per request
Margin: 0-200 points

API Documentation

Full API docs: https://pdfapihub.com/docs

License

MIT