&korganizer; provides you the possibility of extending the application with plugins. The plugins can be configured under the &korganizer; main configuration dialog Choose Settings Configure &korganizer; or Settings Configure Calendar, inside &kontact;, and click the Plugin icon on the icon list sidebar of the dialog. This plugin adds the day number of day in the the year to the agenda view. For instance, February 1 is the day number 32. The plugin provides you a the the Jewish calendar dates in addition to the Gregorian calendar dates. In the configuration dialog of the plugin, you can choose if you want to display Israeli holidays, weekly prasha, day of Omer and / or Chol HaMoed. The plugin allows you to print journal (diary) entries.