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47 stars written in Java
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Netty project - an event-driven asynchronous network application framework

Java 34,499 16,187 Updated Oct 14, 2025

Mirror of Apache Kafka

Java 31,087 14,728 Updated Oct 16, 2025

Apache Flink

Java 25,365 13,736 Updated Oct 16, 2025

DataX是阿里云DataWorks数据集成的开源版本。

Java 16,865 5,624 Updated Jul 1, 2025

Apache Hadoop

Java 15,316 9,129 Updated Oct 16, 2025

Apache Doris is an easy-to-use, high performance and unified analytics database.

Java 14,448 3,576 Updated Oct 16, 2025

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

Java 13,883 4,914 Updated Oct 16, 2025

The Metadata Platform for your Data and AI Stack

Java 11,131 3,235 Updated Oct 16, 2025

Java JsonPath implementation

Java 9,315 1,705 Updated Jul 30, 2024

Apache Iceberg

Java 8,093 2,832 Updated Oct 16, 2025

Alluxio, data orchestration for analytics and machine learning in the cloud

Java 7,089 2,953 Updated Apr 29, 2025

Web-based notebook that enables data-driven, interactive data analytics and collaborative documents with SQL, Scala and more.

Java 6,569 2,834 Updated Oct 15, 2025

Upserts, Deletes And Incremental Processing on Big Data.

Java 5,985 2,439 Updated Oct 16, 2025

DataX集成可视化页面,选择数据源即可一键生成数据同步任务,支持RDBMS、Hive、HBase、ClickHouse、MongoDB等数据源,批量创建RDBMS数据同步任务,集成开源调度系统,支持分布式、增量同步数据、实时查看运行日志、监控执行器资源、KILL运行进程、数据源信息加密等。

Java 5,918 2,232 Updated Jun 2, 2024

Apache Hive

Java 5,829 4,774 Updated Oct 16, 2025

Apache Calcite

Java 4,965 2,444 Updated Oct 15, 2025

A data integration framework

Java 4,087 1,697 Updated Mar 5, 2025

Master repository for the JGraphT project

Java 2,718 839 Updated Oct 13, 2025

Bouncy Castle Java Distribution (Mirror)

Java 2,556 1,202 Updated Oct 15, 2025

A Flexible, Fast, Federated(3F) SQL Analysis Middleware for Multiple Data Sources

Java 2,060 578 Updated Oct 25, 2022

基于开源的flink,对其实时sql进行扩展;主要实现了流与维表的join,支持原生flink SQL所有的语法

Java 2,056 923 Updated Feb 21, 2024

🐘 Elasticsearch real-time search and analytics natively integrated with Hadoop

Java 1,961 999 Updated Oct 7, 2025

基于flink的实时流计算web平台

Java 1,852 685 Updated Oct 13, 2025

Dr. Elephant is a job and flow-level performance monitoring and tuning tool for Apache Hadoop and Apache Spark

Java 1,366 852 Updated Aug 22, 2023

SQL-based streaming analytics platform at scale

Java 1,226 284 Updated Jun 21, 2020

LinkedIn's previous generation Kafka to HDFS pipeline.

Java 884 460 Updated Aug 27, 2020

Coral is a translation, analysis, and query rewrite engine for SQL and other relational languages.

Java 859 198 Updated Jul 14, 2025

https://blog.csdn.net/QXC1281/article/details/89070285

Java 551 217 Updated Mar 18, 2023

The Lineage Analysis system for FlinkSQL supports advanced syntax such as Watermark, UDTF, CEP, Windowing TVFs, and CTAS.

Java 406 185 Updated Aug 21, 2025

给flink开发的web系统。支持页面上定义udf,进行sql和jar任务的提交;支持source、sink、job的管理;可以管理openshift上的flink集群

Java 287 106 Updated Dec 16, 2022
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