diff --git a/doc/todo/plugin.mdwn b/doc/todo/plugin.mdwn
index fb030a8c8..fd146fb53 100644
--- a/doc/todo/plugin.mdwn
+++ b/doc/todo/plugin.mdwn
@@ -24,3 +24,9 @@ Suggestions of ideas for plugins:
   so it needs to register dependencies pre-emptively between pages,
   or something. It's possible that this is a special case of backlinks and
   is best implemented by making backlinks a plugin somehow. --[[Joey]]
+
+All the kinds of plugins that blogging software has is also a possibility:
+
+* Blog post calendar
+* technocrati pinger
+* Tag stuff?
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