Apache Doris is a real-time analytics and hybrid search database for AI agents.
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
Apache Iceberg
Apache Polaris, the interoperable, open source catalog for Apache Iceberg
Nessie: Transactional Catalog for Data Lakes with Git-like semantics
Apache XTable (incubating) is a cross-table converter for lakehouse table formats that facilitates interoperability across data processing systems and query engines.
Apache Amoro(incubating) is a Lakehouse management system built on open data lake formats.