==== XMPP - extensible messaging and presence protocol ====
  * A [[category_network|network]] protocol to be used for communication in the [[groworld game]]

==== Protocol ====
  * XMPP-Core and XMPP-IM RFCs 3920 and 3921. 

==== SASL ====
  * RFC 2831 section 2.1.2.1

==== relevant XEPs ====
see http://xmpp.org/extensions/

  * XEP-0047: In-Band Bytestreams
  * XEP-0066: Out of Band Data
  * XEP-0030: Service Discovery
  * XEP-0060: Publish-Subscribe
  * XEP-0045: Multi-User Chat
  * XEP-0149: Time Periods
  * XEP-0166: Jingle
  * XEP-0174: Serverless Messaging
  * XEP-0199: XMPP Ping
  * XEP-0224: Attention
  * XEP-0077: In-Band Registration