Apache RocketMQ is a distributed messaging and streaming platform with low latency, high performance and reliability, trillion-level capacity and flexible scalability.
It offers a variety of features:
- Pub/Sub messaging model
 - Scheduled message delivery
 - Message retroactivity by time or offset
 - Log hub for streaming
 - Big data integration
 - Reliable FIFO and strict ordered messaging in the same queue
 - Efficient pull&push consumption model
 - Million-level message accumulation capacity in a single queue
 - Multiple messaging protocols like JMS and OpenMessaging
 - Flexible distributed scale-out deployment architecture
 - Lightning-fast batch message exchange system
 - Various message filter mechanics such as SQL and Tag
 - Docker images for isolated testing and cloud isolated clusters
 - Feature-rich administrative dashboard for configuration, metrics and monitoring
 
- Mailing Lists: https://rocketmq.apache.org/about/contact/
 - Home: https://rocketmq.apache.org
 - Docs: https://rocketmq.apache.org/docs/quick-start/
 - Issues: https://github.com/apache/rocketmq/issues
 - Ask: https://stackoverflow.com/questions/tagged/rocketmq
 - Slack: https://rocketmq-invite-automation.herokuapp.com/
 
We always welcome new contributions, whether for trivial cleanups, big new features or other material rewards, more details see here.
Apache License, Version 2.0 Copyright (C) Apache Software Foundation