The java implementation of Apache Dubbo. An RPC and microservice framework.

Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

Apache Flink

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 …

Apache Iceberg

Upserts, Deletes And Incremental Processing on Big Data.

SOFARPC is a high-performance, high-extensibility, production-level Java RPC framework.

A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.

Official code repository for GATK versions 4 and up

Apache Amoro(incubating) is a Lakehouse management system built on open data lake formats.

Apache Celeborn is an elastic and high-performance service for shuffle and spilled data.

this is raft java project. raft-kv-storage