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

日历、公历(阳历)、农历(阴历、老黄历)、佛历、道历，支持节假日、星座、儒略日、干支、生肖、节气、节日、彭祖百忌、每日宜忌、吉神宜趋凶煞宜忌、吉神(喜神/福神/财神/阳贵神/阴贵神)方位、胎神方位、冲煞、纳音、星宿、八字、五行、十神、建除十二值星、青龙名堂等十二神、黄道日及吉凶等。lunar is a calendar library for Solar and Chinese Lunar.

DataStax - Starlight for Kafka

MQTTX Project 完整实现 mqttv3.1.1 协议，旨在提供易于使用且性能优异的 mqtt broker

Eclipse Paho Java MQTT client library. Paho is an Eclipse IoT project.

Java MQTT lightweight broker

A Chaos Engineering Platform for Kubernetes.

Distributed scheduled job framework

Automated JSON API documentation for API's built with Spring

Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.

JDK main-line development https://openjdk.org/projects/jdk

A visual interface for Apache BookKeeper

Hop Orchestration Platform

Pravega - Streaming as a new software defined storage primitive

Conductor is a microservices orchestration engine.

Token bucket algorithm for rate-limiting

Non-Blocking Reactive Foundation for the JVM

Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.

nacos 教程，包括原理，实践，应用场景

A port of Snappy, LZO, LZ4, and Zstandard to Java

Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, R…

📌 a missing Java std lib(simple & 0-dependency) for framework/middleware, provide an enhanced InheritableThreadLocal that transmits values between threads even using thread pooling components.

an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.

Apache Curator

Apache ZooKeeper

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

Netty project - an event-driven asynchronous network application framework

Code for Quartz Scheduler

Elastic-Job example