.TH XMPP 1.SH NAMExmpp \- XMPP client.SH SYNOPSIS.B xmpp[.I -n nick][.I -r resource][.I -p][.I -h][.I -y].I jid | jid@server.SH DESCRIPTION.I xmppis a simple XMPP client..PPIt supports multi-user chat (MUC).Server-side bookmarks are used to join specific MUCsautomatically on connect. TLS is required, SCRAM-SHA-1,DIGEST-MD5 and PLAIN authentication methods are supported.The latter is enabled using.I -yoption. Thumbprints of trusted servers are expected to be in.I /sys/lib/tls/xmpp,see.IR thumbprint(6) ..PP.I -penables "joined"/"left" messages, which are disabled by default..PP.I -hallows MUCs to send out "discussion history"..PPThe command language understood by.I xmppis as follows:.EX/j [jid[/nick] [passwd]].EE      join MUC.EX/p [target].EE      part MUC.EX/q data.EE      send raw data to the server.EX/t target.EE      cycle through matching targets.EX/w [target].EE      get list of active nicks in the MUC.EX/W [target].EE      get list of all nicks in the MUC.EX/b.EE      list bookmarked MUCs.EX/b+.EE      bookmark current MUC.EX/b-.EE      remove current MUC from bookmarks.EX/a target affiliation.EE      set affiliation (for a target in MUC).EX/a [room].EE      get affiliations for a room (current one if no args given).EX/me ....EE      "/me"-style message.EX/m.EE      start multiline message (end with a dot on a single line).EX/n nick.EE      set nick for current MUC.EX/r.EE      show roster (list online contacts).EX/R.EE      show roster (show offline and jids).EX/r+ (jid|target) [name].EE      subscribe/approve, add to roster.EX/r- target.EE      unsubscribe/decline, remove from roster.EX/s [room].EE      show current subject.EX/S [room].EE      start new subject (end with a dot on a single line).PPAffiliations are: none, owner, admin, member, outcast..PPThe target can be specified as follows:.EXroom@domain            a specific roomroom@domain/nick       private chat (MUC)Wernher                private chat (roster, name)wernher@paperclip.gov  private chat (roster, jid).EE.PPAssuming you previously joined a MUC.I pravda@cc.cpsu.su,you can quickly switch to private chat with.I kgbvaxas follows:.EX/t pravda/kgbvax/t pr/kgb/t p/k.EE.SH SOURCEhttps://git.sr.ht/~ft/xmpp.SH BUGSOf course..SH NOTESXMPP sucks. XML sucks.