Not registered? - Request an account here

Aletheia EditionsResourcesUse cases

Step 1 – Download the latest version

By downloading the Aletheia software you agree to the following end-user licence agreement.

Download version 3.4.975 (Lite/Pro, Windows 64 bit)

Alternative download for 3.4.975 (Lite/Pro, Windows 64 bit)

Download version 3.3.943 (Lite/Pro, Windows 64 bit)

Step 2 – Choose an Edition

Lite

Aletheia Lite offers essential features for viewing and editing page layout files. It supports various file formats including PAGE, ALTO and ABBYY FineReader XML. It comes with a free and unlimited licence for registered users (personal research).

Login/Register to get licence key

Pro

Aletheia Pro is a complete document analysis system offering a wide range of fully automated and assistive features including page recognition and OCR (Tesseract). The complete product is available to try for free for a limited period.

Features Lite Pro
File Import
PAGE
ALTO, FineReader XML, hOCR
File Export
PAGE
Text, Screenshot, Gamera XML, Bitonal image -
Image Processing
Binarisation (Manual, Otsu, Sauvola) -
Noise removal -
Manual editing -
Manual Page Content Editing
Rectangle and polygon tools
Content attributes (properties)
Reading order
Layers
Text content (transcription, editing)
Text line baselines -
Semi-Automated Page Content Editing
Assistive region creation ("shrink-wrapping") -
Auto-adjusting to child/parent content objects -
Merging, splitting of regions -
Text propagation to/from child content objects -
Assisted text line, word, glyph creation -
Fully Automated Tools
Full page analysis and recognition (Tesseract) -
OCR of individual page content objects (Tesseract) -
Page border detection -
Dewarping
Grid creation/editing -
Grid import/export -
Image dewarping -
Customisation
Task-specific toolbars
Thumbnail view -
Styles and highlighting -
Additional Features
Page metadata
Page content statistics -
Quality assurance -
Experimental tools
Region detection (segmentation) -
Baseline detection -
Feature extraction -
Typewritten OCR -