MLflow
MLflow is an open-source platform for managing the end-to-end machine learning lifecycle, including lightweight model tracking. It provides tools for experiment tracking, packaging code into reproducible runs, and sharing and deploying models. Its tracking component specifically logs parameters, metrics, and artifacts (like models) to compare and reproduce ML experiments.
Developers should use MLflow for model tracking when working on machine learning projects that require reproducibility, collaboration, and comparison of experiments. It's essential for iterative development in data science, such as hyperparameter tuning, A/B testing models, or maintaining audit trails in production ML systems. This helps teams avoid losing track of experiments and ensures models can be reliably deployed.