--- a/feed.rst	Mon Dec 13 00:07:32 2010 +0200
+++ b/feed.rst	Mon Dec 13 00:13:26 2010 +0200
@@ -10,6 +10,11 @@
                 The purpose of this page is to summarize, as clearly and simply as possible, the
                 differences between the RSS 2.0 and Atom 1.0 syndication languages.
 
+* Feed validator.
+
+  http://www.atomenabled.org/feedvalidator/
+                for Atom and RSS
+
 * Emacs feed reader.
 
 ** newsticker.el