A Python GUI application for document conversion using CustomTkinter.

• Convert between PDF, DOCX, PPTX, HTML, Markdown, and JSON
• Batch processing support
• OCR with multi-language support
• Table extraction with fast/accurate modes
• Real-time progress tracking

1. Install Python 3.8+
2. Install Docling:

   pip install docling

3. Install GUI dependencies:

   pip install -r requirements.txt

4. Run the application:

   python docling-gui.py

Works on macOS, Linux, and Windows, with support for both x86_64 and arm64 architectures.

Docling depends on PyTorch. For different architectures or CPU-only installations:

# Example for Linux CPU-only version
pip install docling --extra-index-url https://download.pytorch.org/whl/cpu

Docling supports multiple OCR engines:

For Tesseract OCR engine:

brew install tesseract leptonica pkg-config
export TESSDATA_PREFIX=/opt/homebrew/share/tessdata/

sudo apt-get install tesseract-ocr
export TESSDATA_PREFIX=/usr/share/tesseract-ocr/4.00/tessdata/

For optimal performance:

pip uninstall tesserocr
pip install --no-binary :all: tesserocr

To contribute to Docling development:

poetry install --all-extras

For more information and advanced usage, refer to the official Docling repository: https://github.com/DS4SD/docling

MIT License