diff -r 000000000000 -r 3b84c6308d55 src/pyams_skin/viewlet/activity/__init__.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_skin/viewlet/activity/__init__.py	Wed Dec 05 13:13:47 2018 +0100
@@ -0,0 +1,63 @@
+#
+# Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+
+__docformat__ = 'restructuredtext'
+
+
+# import standard library
+from datetime import datetime
+
+from babel.dates import format_datetime
+# import interfaces
+from pyams_skin.interfaces.viewlet import IActivityViewletManager, IActivityViewlet
+from pyams_skin.layer import IPyAMSLayer
+
+# import packages
+from pyams_template.template import template_config
+from pyams_utils.date import format_datetime
+from pyams_viewlet.manager import TemplateBasedViewletManager, WeightOrderedViewletManager, viewletmanager_config
+from pyams_viewlet.viewlet import Viewlet
+from zope.interface import implementer
+from zope.schema.fieldproperty import FieldProperty
+
+from pyams_skin import _
+
+
+@viewletmanager_config(name='pyams.activity', layer=IPyAMSLayer, provides=IActivityViewletManager)
+@template_config(template='manager.pt', layer=IPyAMSLayer)
+class ActivityViewletManager(TemplateBasedViewletManager, WeightOrderedViewletManager):
+    """Activity viewlet manager"""
+
+    header = FieldProperty(IActivityViewletManager['header'])
+    message = FieldProperty(IActivityViewletManager['message'])
+    loading_text = FieldProperty(IActivityViewletManager['loading_text'])
+    refresh_handler = FieldProperty(IActivityViewletManager['refresh_handler'])
+
+    update_time = _("Last update: {0}")
+
+    def get_last_update(self):
+        translate = self.request.localizer.translate
+        return translate(self.update_time).format(format_datetime(datetime.utcnow(),
+                                                                  request=self.request))
+
+
+@implementer(IActivityViewlet)
+class ActivityViewlet(Viewlet):
+    """Activity viewlet panel"""
+
+    name = FieldProperty(IActivityViewlet['name'])
+    label = FieldProperty(IActivityViewlet['label'])
+    url = FieldProperty(IActivityViewlet['url'])
+    click_handler = FieldProperty(IActivityViewlet['click_handler'])
+
+    def get_url(self):
+        return self.url