Alibaba's MQ, also aliyun ONS.

Dubbo is a distributed service framework enpowers applications with service import/export capability with high performance RPC.

A blazingly small and sane redis java client

Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, HyperLogLogs, Bitmaps.

Web.Java是一个高性能的Java服务器。

基于zookeeper+quartz/spring task的分布式任务调度组件