OCRmyPDF adds an OCR text layer to scanned PDF files
Chess application whichs allows working with chess PDF books and PGNs.
Typeface from Ming Dynasty woodblock printed books
Devanagari Optical Character Recognition, Annotation tool
DjVu Read Documents,With OCR Technology(Arabic ,English ),Small Size
Realtime bigdata tool for bit strings up to 2^63 based on AVL forest
Windows code with Omnet++ and OpenDSS simulator