FlipIt includes the following third-party software.
Each component remains under its own license; full license texts are
available from the project links below. Helper programs are shipped
unmodified as separate executables in the backend\bin folder.

== Helper programs
FFmpeg (LGPL build by BtbN, --enable-version3)
  License: LGPL-3.0-or-later
  https://ffmpeg.org/ - sources and build information: https://github.com/rogueminddev-eng/flipit-website/releases
Tesseract OCR (UB Mannheim build)
  License: Apache-2.0
  https://github.com/tesseract-ocr/tesseract
Poppler for Windows
  License: GPL-2.0-or-later
  https://poppler.freedesktop.org/ - source: https://github.com/oschwartz10612/poppler-windows

== Desktop app
Flutter engine and framework
  License: BSD-3-Clause
  https://github.com/flutter/flutter
provider (Dart)
  License: MIT
  https://pub.dev/packages/provider
desktop_drop (Dart)
  License: MIT
  https://pub.dev/packages/desktop_drop
file_selector (Dart)
  License: BSD-3-Clause
  https://pub.dev/packages/file_selector
path (Dart)
  License: BSD-3-Clause
  https://pub.dev/packages/path
PyInstaller bootloader
  License: GPL-2.0 with bootloader exception
  https://pyinstaller.org/

== Python libraries (converter)
cffi 2.0.0
  License: MIT
  https://github.com/python-cffi/cffi
charset-normalizer 3.5.1
  License: MIT
click 8.1.8
  License: BSD License
  https://github.com/pallets/click/
colorama 0.4.6
  License: BSD License
  https://github.com/tartley/colorama
cryptography 50.0.1
  License: Apache-2.0 OR BSD-3-Clause
  https://github.com/pyca/cryptography
docx2pdf 0.1.8
  License: MIT License
  https://github.com/AlJohri/docx2pdf
et_xmlfile 2.0.0
  License: MIT License
  https://foss.heptapod.net/openpyxl/et_xmlfile
importlib_metadata 8.7.1
  License: Apache-2.0
  https://github.com/python/importlib_metadata
lxml 6.1.3
  License: BSD-3-Clause
  https://lxml.de/
msoffcrypto-tool 5.4.2
  License: MIT License
  https://github.com/nolze/msoffcrypto-tool
numpy 2.0.2
  License: BSD License
  https://numpy.org
olefile 0.47
  License: BSD License
  https://www.decalage.info/python/olefileio
openpyxl 3.1.5
  License: MIT License
  https://openpyxl.readthedocs.io
pandas 2.3.3
  License: BSD License
  https://pandas.pydata.org
pdf2image 1.17.0
  License: MIT License
  https://github.com/Belval/pdf2image
pdfminer.six 20251107
  License: MIT
  https://github.com/pdfminer/pdfminer.six
pdfplumber 0.11.8
  License: MIT License
  https://github.com/jsvine/pdfplumber
pillow 11.3.0
  License: MIT-CMU
  https://python-pillow.github.io
pycparser 2.23
  License: BSD License
  https://github.com/eliben/pycparser
pycryptodomex 3.23.0
  License: BSD License, Public Domain
  https://www.pycryptodome.org
pydub 0.25.1
  License: MIT License
  http://pydub.com
Pygments 2.21.0
  License: BSD-2-Clause
  https://pygments.org
pypdf 6.18.1
  License: BSD-3-Clause
  https://github.com/py-pdf/pypdf
pypdfium2 5.13.0
  License: BSD-3-Clause, Apache-2.0, dependency licenses
  https://github.com/pypdfium2-team/pypdfium2
pytesseract 0.3.13
  License: Apache Software License
  https://github.com/madmaze/pytesseract
python-dateutil 2.9.0.post0
  License: BSD License, Apache Software License
  https://github.com/dateutil/dateutil
python-docx 1.2.0
  License: MIT License
  https://github.com/python-openxml/python-docx
pytz 2026.3.post1
  License: MIT License
  http://pythonhosted.org/pytz
pywin32 312
  License: Python Software Foundation License
  https://github.com/mhammond/pywin32
pyzipper 0.4.0
  License: MIT
  https://github.com/danifus/pyzipper
reportlab 5.0.1
  License: BSD License
  https://www.reportlab.com/
six 1.17.0
  License: MIT License
  https://github.com/benjaminp/six
tqdm 4.70.1
  License: MPL-2.0 AND MIT
  https://tqdm.github.io
typing_extensions 4.16.0
  License: PSF-2.0
  https://github.com/python/typing_extensions
tzdata 2026.4
  License: Apache-2.0
  https://github.com/python/tzdata
zipp 3.23.1
  License: MIT
  https://github.com/jaraco/zipp