PBM to ALTO XML Converter

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

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What is PBM ?

PBM (Portable Bitmap) is a simple monochrome image format that is part of the Netpbm format family. It is primarily used for black-and-white images, where each pixel is represented as either black or white, making it suitable for simple graphics and binary data representation.

PBM 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 PBM to ALTO XML in Just a Few Steps

  1. Upload your PBM file
    Drag and drop your PBM 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 PBM to ALTO XML now — it’s fast, safe, and completely online!