diff -r 000000000000 -r bca7a7e058a3 src/pyams_skin/interfaces/metas.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_skin/interfaces/metas.py	Thu Feb 13 11:43:31 2020 +0100
@@ -0,0 +1,34 @@
+#
+# 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
+
+# import interfaces
+
+# import packages
+from zope.interface import Interface
+
+
+class IMetaHeader(Interface):
+    """Meta HTML header"""
+
+    def render(self):
+        """Render META header"""
+
+
+class IHTMLContentMetas(Interface):
+    """Get list of metas headers associated with given context"""
+
+    def get_metas(self):
+        """Get content metas"""