diff --git a/doc/source/plugins/index.rst b/doc/source/plugins/index.rst
index 0a66b803..578e832c 100644
--- a/doc/source/plugins/index.rst
+++ b/doc/source/plugins/index.rst
@@ -271,6 +271,11 @@ Plugin index
 
         Reproduce the behavior of the ``<marquee/>`` html tag.
 
+    Server Part
+        :ref:`Documentation <serverpart-plugin>`
+
+        Add a ``/server_part`` command.
+
     Dice
         :ref:`Documentation <dice-plugin>`
 
@@ -320,3 +325,4 @@ Plugin index
     csi
     dice
     marquee
+    server_part
diff --git a/doc/source/plugins/server_part.rst b/doc/source/plugins/server_part.rst
new file mode 100644
index 00000000..55494eca
--- /dev/null
+++ b/doc/source/plugins/server_part.rst
@@ -0,0 +1,6 @@
+.. _serverpart-plugin:
+
+Server Part
+===========
+
+.. automodule:: server_part
diff --git a/plugins/server_part.py b/plugins/server_part.py
new file mode 100644
index 00000000..878001e7
--- /dev/null
+++ b/plugins/server_part.py
@@ -0,0 +1,62 @@
+"""
+This plugin adds a ``/server_part`` command to leave all rooms
+on a server.
+
+Command
+-------
+
+.. glossary::
+
+    /server_part
+        **Usage:** ``/server_part [<server> [message]]``
+
+        Leave all rooms on ``<server>``, if not provided and the current
+        tab is a MUC tab, it will leave all rooms on the current server.
+        ``[message]`` can indicate a quit message.
+
+
+"""
+from poezio.plugin import BasePlugin
+from poezio.tabs import MucTab
+from poezio.decorators import command_args_parser
+from poezio.common import safeJID
+from poezio.core.structs import Completion
+
+class Plugin(BasePlugin):
+    def init(self):
+        self.api.add_command('server_part', self.command_server_part,
+                usage='[<server> [message]]',
+                short='Leave all the rooms on a server',
+                help='Leave all the rooms on a sever.',
+                completion=self.completion_server_part)
+
+    @command_args_parser.quoted(0, 2, defaults=[])
+    def command_server_part(self, args):
+        current_tab = self.api.current_tab()
+        if not args and not isinstance(current_tab, MucTab):
+            return self.core.command_help('server_part')
+        elif not args:
+            jid = safeJID(current_tab.name).bare
+            message = None
+        elif len(args) == 1:
+            jid = safeJID(args[0]).domain
+            if not jid:
+                return self.core.command_help('server_part')
+            message = None
+        else:
+            jid = safeJID(args[0]).domain
+            if not jid:
+                return self.core.command_help('server_part')
+            message = args[1]
+
+        for tab in self.core.get_tabs(MucTab):
+            if tab.name.endswith(jid):
+                tab.command_part(message)
+
+    def completion_server_part(self, the_input):
+        serv_list = set()
+        for tab in self.core.get_tabs(MucTab):
+            if tab.joined:
+                serv = safeJID(tab.name).server
+                serv_list.add(serv)
+        return Completion(the_input.new_completion, sorted(serv_list), 1, ' ')