jabber

  Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)

翻译 - 强大，无处不在且可大规模扩展的消息平台（XMPP，MQTT，SIP服务器）

  Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.

翻译 - Jitsi是一种音频/视频和聊天通信器，支持诸如SIP，XMPP / Jabber，AIM / ICQ，IRC和许多其他有用功能的协议。