Top deep learning frameworks are software frameworks that provide tools and libraries for building, training, and deploying neural networks and advanced AI models, serving as the foundation for modern artificial intelligence applications; frameworks like TensorFlow, PyTorch, Keras, JAX, and MXNet differ in ease of use, flexibility, community support, and production readiness, as PyTorch is popular for research while TensorFlow offers strong deployment capabilities, so you should choose the top framework based on project goals, development preferences, and scalability requirements.