Create Spry Drop Down Menu for WordPress category.
Groovy Menu is a Free responsive Mega Menu plugin that will allow you easily to add an awesome menu on your site and improve website navigation.
Display custom menus, featured posts, custom post types and other dynamic content on a per page, per post or site-wide basis.
Import menus created with Max Mega Menu to QuadMenu.
Awesome vertical dashboard menu.
8Degree Fly Menu Lite is a free WordPress plugin that allows you to style your site with quick access navigation menu or easy information using an off canvas menu.
Injects a sliding side menu / sidebar into any theme!
WPB Accordion Menu is a responsive collapse vertical sidebar menu for WordPress. WooCommerce category menu, collapsible categories, collapsible menu.
WordPress Responsive Vertical menu plugin is an nice and handy plugin for showing your menu in widget. It's very simple to use.