gImageReader is a simple Gtk/Qt front-end to Tesseract.
Tesseract is a popular free and open source optical character recognition engine.
gImageReader is also free and open source software.
Key Features
- Import PDF documents and images from disk, scanning devices, clipboard and screenshots.
- Process multiple images and documents in a single action.
- 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.
- Cross-platform support – runs under Linux and Windows.
Website: github.com/manisandro/gImageReader
Support: FAQ, Wiki
Developer: Sandro Mani and contributors
License: GNU General Public License v3.0

gImageReader is written in C++. Learn C++ with our recommended free books and free tutorials.
Related Software
| OCR Tools | |
|---|---|
| OCRmyPDF | Adds an OCR text layer to scanned PDFs using the unpaper utility |
| Paperwork | Simplify the management of your paperwork |
| OCRFeeder | Desktop OCR suite featuring a complete GTK graphical user interface |
| NAPS2 | Easy-to-use document scanning with OCR and PDF output |
| gImageReader | Simple Gtk/Qt front-end to Tesseract |
| gscan2pdf | GUI to produce PDFs or DjVus from scanned documents |
| lios | linux-intelligent-ocr-solution for converting print into text |
| Rescribe | Desktop OCR tool for cleaning and processing scanned books |
| hocr-tools | Manipulate and evaluate hOCR format |
| Skanpage | Simple scanning application optimized for multi-page document scanning |
| GOCR | Reads images in many formats |
| QuickSnip | OCR and Google Lens search |
| ocropy | Open source document analysis and OCR system |
| Scantpaper | Scan documents and export them to PDF or DjVu |
Read our verdict in the software roundup.
| OCR Screen Capture Tools | |
|---|---|
| NormCap | OCR-powered screen-capture tool to capture information instead of images |
| gImageReader | Simple Gtk/Qt front-end to Tesseract |
| TextShot | Python tool for grabbing text via screenshot |
| dpScreenOCR | Powered by Tesseract, it supports more than 100 languages |
| Frog | Intuitive text extraction tool (OCR) for GNOME |
| TextSnatcher | Perform OCR operations in seconds |
| Mark Shot | High-performance screenshot and annotation tool |
| OCR4Linux | Text extraction tool |
| SnipText | Screen capture OCR tool |
Read our verdict in the software roundup.
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