Feast is an open source feature store for machine learning

, developed as a collaboration between Gojek and Google

. Feast aims to: 

• Provide scalable and performant access to feature data for ML models during training or serving

• Provide a consistent view of features for both training and serving

• Enable re-use of features through discovery, documentation, and metadata tracking

• Ensures model performance by tracking, validating, and monitoring features in production