Lakekeeper is an Apache-Licensed implementation of the Apache Iceberg REST Catalog specification, designed for secure and efficient data management. It offers features like multi-table commits, Kubernetes integration, and customizable access management while supporting various cloud providers and on-premise deployments. The project includes a Docker container and a minimal setup guide for demonstration purposes.

A modern Data Lakehouse is built using Apache Iceberg, Polaris, Trino, and MinIO, all running locally in Docker containers. The author emphasizes the advantages of using open-source technologies and a local setup to avoid unexpected cloud costs while integrating these components for scalable data management with ACID guarantees. Configuration steps and architecture details are provided to help users set up the system effectively.