# Core dependencies
pandas>=1.3.0
matplotlib>=3.5.0
seaborn>=0.11.0
numpy>=1.21.0
openpyxl>=3.0.0

# CLI and rich formatting
typer[all]>=0.9.0
rich>=13.0.0

# GUI (optional)
PyQt6>=6.0.0

# Utilities
requests>=2.25.0

# Development dependencies (optional)
# pytest>=7.0.0
# black>=22.0.0
# flake8>=4.0.0
# mypy>=0.950
