diff -r 8969b8950fed -r d07ddd028cd0 src/pyams_form/interfaces/form.py
--- a/src/pyams_form/interfaces/form.py	Wed Nov 29 10:31:38 2017 +0100
+++ b/src/pyams_form/interfaces/form.py	Fri Dec 08 11:33:45 2017 +0100
@@ -511,9 +511,16 @@
     """New select2 based widget"""
 
 
+class ISEOTextLineWidget(ITextWidget):
+    """Text line widget with SEO length indicator"""
+
+
 class ITextLineListWidget(ITextWidget):
     """Text line list widget"""
 
+    length = Attribute("Input length")
+    status = Attribute("SEO input status related to text length")
+
 
 #
 # Form events