TensorFlow 2 is an open-source machine learning framework developed by Google, designed for building and deploying machine learning models. It provides a comprehensive ecosystem for deep learning and numerical computation. TensorFlow 2 simplifies the development process by offering an intuitive Keras-based API, eager execution, and improved support for multi-GPU setups. It is highly flexible, supporting various tasks such as image recognition, natural language processing, and reinforcement learning. TensorFlow 2's scalability and robust ecosystem have made it a leading choice for both research and production environments.