Navigation
Advanced Menu Widget
http://wordpress.org/plugins/advanced-menu-widget/
Nice Navigation
Sitemap/Menu-Tree in der Sidebar
http://wordpress.org/plugins/nice-navigation/
JQuery Vertical Mega Menu Widget
http://wordpress.org/plugins/jquery-vertical-mega-menu/
Anleitung, CSS
http://www.designchemical.com/lab/jquery-vertical-mega-menu-plugin/getting-started/
Tutorial
http://www.advdigitalconsulting.com/wordpress-plugin-%E2%80%93-jquery-vertical-mega-menu/
WordPress MooTools Tree Creator
http://wordpress.org/plugins/wp-moo-tree/
Weitere…
CSS-Menu
http://wordpress.org/extend/plugins/tags/suckerfish
CSS-Menu
Auch zur Integration in WordPress und Blogspot
Links
http://wordpress.org/plugins/tags/tree
http://www.scratchinginfo.com/best-wordpress-menu-plugins-for-better-navigation/
http://www.tripwiremagazine.com/2013/02/wordpress-menu-plugins.html
http://www.trendleaks.com/2013/04/wordpress-menu-plugins-improve-your-navigation/
http://www.dzineblog360.com/2013/02/15-developers-top-ranked-wordpress-mega-menu-plugins/