Message Brokers
1. Apache Kafka1,411 usages
org.apache.kafka » kafkaApache
The core Apache Kafka server and client libraries for building distributed streaming platforms.
Last Release on Nov 13, 2025
The ActiveMQ Message Broker and Client implementations
Last Release on Oct 2, 2012
Relocated → org.apache.activemq »
activemq-broker
6. HornetQ Server53 usages
org.hornetq » hornetq-serverApache
HornetQ Server
Last Release on Dec 14, 2024
ActiveMQ is an open source message broker and JMS 1.1 provider
Last Release on May 13, 2015
Relocated → org.apache.activemq »
activemq-core