Tesseract Versions Save

Tesseract Open Source OCR Engine (main repository)

5.3.4

3 months ago

What's Changed

New Contributors

Full Changelog: https://github.com/tesseract-ocr/tesseract/compare/5.3.3...5.3.4

5.3.3

6 months ago

What's Changed

New Contributors

Full Changelog: https://github.com/tesseract-ocr/tesseract/compare/5.3.2...5.3.3

5.3.2

9 months ago

What's Changed

New Contributors

Full Changelog: https://github.com/tesseract-ocr/tesseract/compare/5.3.1...5.3.2

5.3.1

1 year ago

What's Changed

New Contributors

Full Changelog: https://github.com/tesseract-ocr/tesseract/compare/5.3.0...5.3.1

5.3.0

1 year ago

This is a new minor version of Tesseract 5.

What's Changed

New Contributors

Full Changelog: https://github.com/tesseract-ocr/tesseract/compare/5.2.0...5.3.0

5.3.0-rc1

1 year ago

What's Changed

New Contributors

Full Changelog: https://github.com/tesseract-ocr/tesseract/compare/5.2.0...5.3.0-rc1

5.2.0

1 year ago

This is a new minor version of Tesseract 5.

  • Improvements and fixes for continuous integration, autoconf and cmake builds.
  • Set /Os for some 32 bit MS compilers (fixes #3769).
  • Improve comments and other documentation.
  • Add initial support for Intel AVX512F.
  • Fix for very large PDF files on 32 bit hosts (fixes #3805).
  • Fix NEON detection on FreeBSD.
  • Fix regression with UZN files (fixes #3837).
  • Fix calling delete[] for memory allocated by malloc in C API.
  • Add an API function to init tesseract with traineddata from memory (fixes #3691).
  • Replace direct access to Leptonica internal data structures by function calls and support latest releases of Leptonica.
  • Replace std::regex by std::string functions (fixes issue #3830).
  • Use compiled-in TESSDATA_PREFIX also on Windows (fixes #3767).
  • Add new parameter 'invert_threshold', change the default threshold from 0.5 to 0.7 and mark parameter 'tessedit_do_invert' as deprecated.

See also list of all changes.

5.1.0

2 years ago

This is a new minor version of Tesseract 5.

  • Handle image and line regions in output formats ALTO, hOCR and text.
  • New parameter curl_timeout for curl_easy_setop.
  • Build fixes and improvements.
  • Catch nullptr in PageIterator::Orientation to improve robustness.
  • Remove unused code.

See also list of all changes.

5.0.1

2 years ago

This is a bug fix release of Tesseract 5.0.

  • Add SPDX-License-Identifier to public include files.
  • Support redirections when running OCR on a URL.
  • Lots of fixes and improvements for cmake builds. Distributions should use the autoconf build.
  • Fix broken msys2 build with gcc 11.
  • Fix parameter certainty_scale (was duplicated).
  • Fix some compiler warnings and clean code.
  • Correctly detect amd64 and i386 on FreeBSD.
  • Add libarchive and libcurl in continuous integration actions.
  • Update submodule googletest to release v1.11.0.

See also list of all changes.

5.0.0

2 years ago

This is the final stable release of Tesseract 5.0.0.

  • Limit BCER to interval [0,1]
  • Improved build process
  • Cleaned code

See also list of all changes.