PGM to ALTO XML Converter

Convert PGM to ALTO XML online. We read the text inside your PGM, so what you download can be searched and copied from — not just looked at.

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What is PGM ?

PGM, or Portable Gray Map, is a simple grayscale image format that is part of the Netpbm format family. It stores pixel values in a straightforward manner, allowing for easy manipulation and conversion by various image processing tools.

PGM format  ▶

What is ALTO XML ?

ALTO (Analyzed Layout and Text Object) is an XML-based file format designed to represent the layout and textual content of digitized documents. It is primarily utilized in the field of digital preservation and libraries to facilitate the sharing and interoperability of scanned documents with rich metadata.

ALTO XML format  ▶

How to Convert PGM to ALTO XML in Just a Few Steps

  1. Upload your PGM file
    Drag and drop your PGM file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose ALTO XML as output format
    The converter is preset to ALTO XML, but you can select any other output format before converting.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression before converting.
  4. Convert the file
    Click the 'Convert' button. The conversion takes only a few seconds.
  5. Download your converted file
    Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.

Start converting PGM to ALTO XML now — it’s fast, safe, and completely online!