Metaflow is a leading framework for managing and scaling real-world machine learning, AI, and data science projects. Originally developed by Netflix, it provides a powerful platform for data scientists to build, run, and deploy models easily. Users can leverage notebook exploration for rapid prototyping, and later transition to production deployment with minimal code alteration. With features like versioning, orchestration, and seamless cloud scaling, Metaflow enhances productivity and reliability for data-driven teams.