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    94 repositories

    • core

      Public
      Collection of OCR-related python tools and wrappers from @OCR-D
      ocr-d
      Python
      •
      Apache License 2.0
      •32•133•114•15•Updated Feb 4, 2026Feb 4, 2026

    • page-to-alto

      Public
      Convert PAGE (v. 2019) to ALTO (v. 2.0 - 4.2)
      ocr-d
      Python
      •
      Apache License 2.0
      •5•14•9•1•Updated Jan 20, 2026Jan 20, 2026

    • ocrd-website

      Public
      HTML
      •
      Creative Commons Attribution 4.0 International
      •7•24•16•1•Updated Jan 14, 2026Jan 14, 2026

    • ocr-d.github.io

      Public
      Website for OCR-D specs, formats, requirements
      ocr-d
      HTML
      •2•5•0•0•Updated Jan 14, 2026Jan 14, 2026

    • OCR-D-GT-VD-SBB

      Public
      A ground truth (GT) dataset created within the OCR-D project and consisting of 348 pages extracted from historical documents pertaining to the "Verzeichnis der …
      Shell
      •
      Creative Commons Attribution Share Alike 4.0 International
      •0•0•0•0•Updated Nov 26, 2025Nov 26, 2025

    • ocrd_segment

      Public
      OCR-D-compliant page segmentation
      ocr-d
      Python
      •
      MIT License
      •16•68•11•1•Updated Nov 19, 2025Nov 19, 2025

    • keyboardGT

      Public
      Offer of different keyboards for transcription software (Aletheia, Transkribus, LAREX, QURATOR-neat, eScriptorium)
      ocrkeyboard-layouttranscriptionground-truthaletheiatranskribusescriptoriumlarexqurator-neat
      XSLT
      •
      Creative Commons Attribution Share Alike 4.0 International
      •1•1•0•0•Updated Nov 5, 2025Nov 5, 2025

    • ocrd_pagetopdf

      Public
      OCR-D wrapper for prima-pagetopdf
      ocrocr-dprima-pagetopdf
      Python
      •
      Apache License 2.0
      •7•9•3•0•Updated Oct 30, 2025Oct 30, 2025

    • spec

      Public
      Specification of the @OCR-D technical architecture, interface definitions and data exchange format(s)
      ocr-d
      Python
      •5•17•42•6•Updated Sep 18, 2025Sep 18, 2025

    • ocrd_keraslm

      Public
      Simple character-based language model using keras
      ocr-d
      Python
      •
      Apache License 2.0
      •6•7•1•0•Updated Aug 12, 2025Aug 12, 2025

    • ocrd_kraken

      Public
      Wrapper for the kraken OCR engine
      ocr-d
      Python
      •
      Apache License 2.0
      •6•13•4•1•Updated Jul 12, 2025Jul 12, 2025

    • ocrd_all

      Public
      Master repository which includes most other OCR-D repositories as submodules
      ocr-d
      Makefile
      •
      MIT License
      •19•72•23•4•Updated Jul 4, 2025Jul 4, 2025

    • assets

      Public
      Test data for testing specs and software in @OCR-D
      ocr-d
      Makefile
      •9•5•20•7•Updated May 20, 2025May 20, 2025

    • ocrd_fileformat

      Public
      OCR-D wrapper for ocr-fileformat
      ocr-d
      Python
      •
      Apache License 2.0
      •3•6•7•1•Updated May 20, 2025May 20, 2025

    • ocrd_calamari

      Public
      Recognize text using Calamari OCR and the OCR-D framework
      ocrocr-dcalamari-ocr
      Python
      •
      GNU General Public License v3.0
      •6•15•18•1•Updated May 13, 2025May 13, 2025

    • dinglehopper

      Public
      An OCR evaluation tool
      Python
      •
      Apache License 2.0
      •17•1•0•0•Updated May 7, 2025May 7, 2025

    • ocrd_froc

      Public
      Python
      •
      Apache License 2.0
      •2•8•6•0•Updated May 6, 2025May 6, 2025

    • ocrd_olahd_client

      Public
      ocr-d
      Python
      •
      Apache License 2.0
      •2•1•1•0•Updated May 6, 2025May 6, 2025

    • ocrd_anybaseocr

      Public
      DFKI Layout Detection for OCR-D
      ocrocr-docr-d-mp
      PureBasic
      •
      Apache License 2.0
      •11•47•19•1•Updated May 1, 2025May 1, 2025

    • ocrd_olena

      Public
      Binarize with Olena/scribo
      ocr-d
      Python
      •
      GNU General Public License v2.0
      •8•7•2•0•Updated May 1, 2025May 1, 2025

    • ocrd_tesserocr

      Public
      Run tesseract with the tesserocr bindings with @OCR-D's interfaces
      ocr-d
      Python
      •
      MIT License
      •11•39•12•6•Updated Apr 30, 2025Apr 30, 2025

    • format-converters

      Public
      Converters for various file formats used for representing OCR
      ocr-d
      XSLT
      •
      Apache License 2.0
      •7•12•1•2•Updated Apr 30, 2025Apr 30, 2025

    • gt_structure_text

      Public
      The OCR-D Ground Truth text and structure corpus was created between 2015 -2017. In the years since 2017, this corpus has been further curated and supplemented …
      Creative Commons Attribution Share Alike 4.0 International
      •3•5•2•0•Updated Mar 25, 2025Mar 25, 2025

    • quiver-frontend

      Public
      Vue
      •
      Apache License 2.0
      •1•0•21•3•Updated Oct 22, 2024Oct 22, 2024

    • ocr-fileformat

      Public
      Validate and transform various OCR file formats (hOCR, ALTO, PAGE, FineReader)
      JavaScript
      •
      MIT License
      •24•1•0•0•Updated Oct 11, 2024Oct 11, 2024

    • ocrd_im6convert

      Public
      Run ImageMagick with an OCR-D CLI
      ocr-d
      Shell
      •
      Apache License 2.0
      •3•5•2•0•Updated Oct 1, 2024Oct 1, 2024

    • quiver-mongoapi-local

      Public
      Middleware for running Quiver locally
      Python
      •0•0•0•0•Updated Sep 24, 2024Sep 24, 2024

    • quiver-benchmarks

      Public
      Benchmarking OCR-D workflows in Docker
      HTML
      •
      MIT License
      •1•2•8•2•Updated Sep 20, 2024Sep 20, 2024

    • gt_structure_all

      Public
      Python
      •
      Creative Commons Zero v1.0 Universal
      •1•4•0•1•Updated Jun 24, 2024Jun 24, 2024

    • gt_structure_5_3

      Public
      The repo gt_structure_5_3 is part of the OCR-D Ground Truth Structure corpus. Only the structure of the printed page is annotated. The corpus was created as a r…
      Creative Commons Zero v1.0 Universal
      •1•0•0•1•Updated Jun 24, 2024Jun 24, 2024