PennyLane

PennyLane is a cross-platform Python library for differentiable programming of quantum computers, quantum machine learning, and quantum chemistry. It enables users to build, optimize, and deploy hybrid quantum-classical applications by seamlessly integrating with popular machine learning frameworks like NumPy, PyTorch, TensorFlow, and JAX. The library is under active development, with new versions and features released every few months, aiming to make quantum computing accessible for research and application development.