# Core cryptography libraries
cryptography
pycryptodome

# Compression libraries
brotli

# Password hashing
argon2-cffi
bcrypt

# Performance and optimization
numpy
cython

# Development and testing
pytest
pytest-cov
pytest-benchmark
black
flake8
mypy

# Documentation
sphinx
sphinx-rtd-theme

# Optional: For advanced features
psutil
tqdm

# Build tools for C/C++ extensions
# Note: These require a C/C++ compiler to be installed
# Windows: Visual Studio Build Tools or MinGW
# Linux: gcc/g++
# macOS: Xcode Command Line Tools 