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OCRmyPDF: OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched (Free software)
OCRmyPDF is a free open-source command-line tool that adds an OCR text layer to scanned PDF files, allowing them to be searched or copy-pasted. It is already being used to scan and search millions of heavy PDF files. Features Its features include: * Generates a searchable PDF/A file from a