linux-intelligent-ocr-solution (Lios) is a free and open source software for converting print into text using either a scanner or a camera.
It can also produce text from other sources such as PDFs, images, or folders containing images.
The software offers accessibility for visually impaired.
Key Features
- Single scan & Repeated Scanning.
- Ocr Folder.
- Ocr PDF.
- Ocr image only.
- Cam-Scan and Cam-Reader.
- Scan-for-image-only & repeatedly.
- Full graphical user interface environment.
- Selection of starting page number, page numbering mode and number of pages to scan.
- Selection of scan area, brightness, resolution and time between repeated scanning.
- Full auto rotation.
- Brightness optimizer.
- Audio converter.
- Skew correction.
- Text highlighting.
- Find and Replace.
- Supports 5 OCR engines (Tesseract, Cuneiform, GOCR, OCRAD and OCRopus).
- Good text manipulation with Find, Go-To-Page, Go-To-Line, Append file, Punch File.
- Display preferences for Low vision.
- Dictionary support for English (Artha).
- Beta version of spellchecker.
- Provision for submitting issues.
- Supports 24 languages.
Website: sourceforge.net/projects/lios
Support: GitHub code repository
Developer: LIOS Development Team
License: GNU General Public License v3.0

Lios is written in Python. Learn Python 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 |
| 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 |
| 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 |
Read our verdict in the software roundup.
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