strophejs-plugin-disco/spec/01_querying_information.xml

A strophe.js plugin for XEP-0030 Service Discovery

<iq type='get'
    from='romeo@montague.net/orchard'
    to='plays.shakespeare.lit'
    id='info1'>
  <query xmlns='http://jabber.org/protocol/disco#info'/>
</iq>