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CuneiForm is a system developed for transforming the electronic copies of paper documents and image files into an editable form without changing the structure and the original document fonts in automatic or semi-automatic mode. The system includes two components for single and batch processing of electronic documents.
pdfattach – add a new embedded file (attachment) to an existing PDF; pdfdetach – extract embedded documents from a PDF; pdffonts – lists the fonts used in a PDF; pdfimages – extract all embedded images at native resolution from a PDF; pdfinfo – list all information of a PDF; pdfseparate – extract single pages from a PDF
Machine and handprinted fonts: DOC/DOCX XLS/XLSX PPTX RTF PDF PDF/A Searchable PDF HTML Text XML ePUB MP3: Product of Nuance Communications: Puma.NET?? 2009: BSD: No: Yes: No: No: No ? ? C#: Yes: 28: Any printed font.NET OCR SDK based on Cognitive Technologies' CuneiForm recognition engine.
Video of the process of scanning and real-time optical character recognition (OCR) with a portable scanner. Optical character recognition or optical character reader (OCR) is the electronic or mechanical conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene photo (for example the text on signs and ...
OCR-A is a font issued in 1966 [2] and first implemented in 1968. [3] A special font was needed in the early days of computer optical character recognition, when there was a need for a font that could be recognized not only by the computers of that day, but also by humans. [4] OCR-A uses simple, thick strokes to form recognizable characters. [5]
Default PDF and file viewer for GNOME; replaces GPdf. Supports addition and removal (since v3.14), of basic text note annotations. CUPS: Apache License 2.0: No No No Yes Printing system can render any document to a PDF file, thus any Linux program with print capability can produce PDF files Pdftk: GPLv2: No Yes Yes
hOCR is an open standard of data representation for formatted text obtained from optical character recognition (OCR). The definition encodes text, style, layout information, recognition confidence metrics and other information using Extensible Markup Language (XML) in the form of Hypertext Markup Language (HTML) or XHTML.
Users can open PDF files and use Xournal to highlight in color, type text, and draw diagrams. Xournal uses the Poppler program library to render the PDF files. Annotations can be saved in the program's .xoj file format without modifying the original PDF file. Users can export a separate annotated PDF. [3]