BentoML

MLflow

mlflow/mlflow

Popular

Open-source platform for experiment tracking, model registry and deployment, now with GenAI tracing and evals.

Weights & Biases

wandb/wandb

Popular

Hosted experiment tracking, sweeps, artifacts and Weave LLM tracing; owned by CoreWeave.

Optuna

optuna/optuna

Define-by-run hyperparameter optimization framework with pruning and a dashboard.

DVC

treeverse/dvc

Git-based data and model versioning with reproducible pipelines; now maintained by lakeFS (Treeverse).

Kubeflow

kubeflow/kubeflow

Kubernetes-native toolkit for ML pipelines, notebooks, training operators and model serving.

ZenML

zenml-io/zenml

Open-source MLOps framework for portable, reproducible ML and LLM pipelines across any infrastructure.

Metaflow

Netflix/metaflow

Netflix's human-friendly framework for building and scaling data science and ML workflows.

ClearML

clearml/clearml

Open-source suite for experiment management, orchestration, data management and model serving.

Amazon SageMaker

aws.amazon.com

Popular

AWS's fully managed service for building, training, tuning and deploying ML models.