gImageReader claims portability (https://github.com/manisandro/gImageReader/releases)
gImageReader has been mentioned in the past in the forum: viewtopic.php?p=42470&hilit=gImageReader#p42470
Sourceforge: https://sourceforge.net/projects/gimagereader/ has several images Last update: 2022-01-28
Github: Releases: https://github.com/manisandro/gImageRea ... tag/v3.4.2 Version 3.4.2 Last Update: 2024-02-05
DESCRIPTION
gImageReader is a simple Gtk/Qt front-end to tesseract-ocr.
Process multiple images and documents in one go
Manual or automatic recognition area definition
Recognize to plain text or to hOCR documents
Recognized text displayed directly next to the image
Post-process the recognized text, including spellchecking
Generate PDF documents from hOCR documents
International language support: Weblate, Desktop entry
Note that there are other tools performing similar tasks, such as SumatraPDF ( https://www.portablefreeware.com/index.php?id=1193 )