发布/订阅系统中间件，用于分布式系统消息推送！-publish / subscribe middleware system for distributed information systems Push!

openDDS是一个对OMG组织的DDS协议的开源实现，用于分布式的实时发布/订阅系统-openDDS is an open source implementation of the OMG s DDS protocol for distributed real-time publish/subscribe systems