Optical Character Recognition (OCR) is the conversion of scanned images of handwritten, typewritten or printed text into searchable, editable documents.
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Tag: OCR
scantpaper – scan documents to PDF or DjVu
scantpaper is a GTK application for scanning, editing and converting documents to PDF, DjVu and other formats with OCR support.
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9 Best Free and Open Source OCR Screen Capture Tools
This article highlights OCR powered screen-capture tools to capture information instead of images.
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OCR4Linux – text extraction tool
OCR4Linux is a text extraction tool that captures a selected screen area, performs OCR, and copies the extracted text to the clipboard.
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Mark Shot – screenshot and annotation tool
Mark Shot is a high-performance screenshot and annotation tool built with Qt 6. It supports Linux desktops running Wayland or X11.
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12 Best Free and Open Source OCR Systems
We pick out useful OCR systems.
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OpenOCR – toolkit for general OCR research and applications
OpenOCR focuses on text detection and recognition, formula and table recognition, and document parsing and understanding.
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RapidOCR – OCR toolkit
RapidOCR is an OCR toolkit designed for fast offline deployment across multiple platforms and programming languages.
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kraken – turn-key automatic text recognition system
kraken is a turn-key automatic text recognition system optimized for historical and non-Latin script material.
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PaddleOCR – OCR and document-parsing toolkit
PaddleOCR is an open-source OCR and document-parsing toolkit. It’s used to extract text and document structure from images and PDFs.
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QManga – manga viewer and indexer
QManga is a Qt manga and book reader with bookshelf indexing, OCR, database-backed search, and support for archives and documents.
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Rescribe – desktop tool for performing OCR
Rescribe is an easy-to-use desktop tool for performing OCR on image files, PDFs and Google Books.
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dpScreenOCR – software to recognize text on screen
dpScreenOCR is a program to recognize text on the screen. Powered by Tesseract, it supports more than 100 languages.
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Machine Learning in Linux: Surya – multilingual document OCR toolkit adds text recognition
Surya is billed as a multilingual document OCR toolkit. It’s written in Python and published under an open source license.
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Cuneiform – OCR system
Cuneiform is a multi-language, open source optical character recognition system originally developed by Cognitive Technologies.
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Surya – multilingual document OCR toolkit
Surya is billed as a multilingual document OCR toolkit. It’s written in Python and published under an open source license.
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NormCap – OCR powered screen-capture tool to capture information
NormCap is an OCR powered screen-capture tool to capture information instead of images. Free and open source software.
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Frog – intuitive text extraction tool (OCR) for GNOME
Frog is an intuitive text extraction tool for the GNOME desktop. Frog is free and open source software written in Python.
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TextShot – Python tool for grabbing text via screenshot
TextShot offers the ability to take a screenshot and copy to the clipboard the text content of the screenshot. It’s free and open source.
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TextSnatcher – perform OCR operations
TextSnatcher is a simple front-end that lets you copy text from images. It uses the Tesseract OCR 4.x for the character recognition.
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