JohnnyPea

This plugin adds enhanced “Navigation Menu” widget. It offers many options which could be set to customize the output of the custom menu through the widget.
Features include:
<ul>
<li>Custom hierarchy – “Only related sub-items” or “Only strictly related sub-items”.</li>
<li>Starting depth and maximum level to display + flat display.</li>
<li>Display all menu items starting with the selected one.</li>
<li>Display only direct path to current element or only children of selected item (option to include the parent item).</li>
<li>Display menu as drop down.</li>
<li>Custom class for a widget block.</li>
<li>And almost all the parameters for the <a href="https://codex.wordpress.org/Function_Reference/wp_nav_menu" rel="nofollow ugc">wp_nav_menu</a> function.</li>
<li>shortcode <code>[advMenu]</code></li>
<li>Display menu items descriptions.</li>
</ul>
Are you missing something or isn’t it working as expected ? I am open to suggestions to improve the plugin !
Thanks the <a href="http://wp.sk/" rel="nofollow ugc">Slovak WordPress community</a> and <a href="http://www.webikon.sk/" rel="nofollow ugc">Webikon</a> for the support. For more information about me check out my <a href="http://bocinec.sk/" rel="nofollow ugc">personal page</a>.
<h3>Options</h3>
<ul>
<li>“Title” – set the title for your widget</li>
<li>“Custom Widget Class” – custom class for widget block</li>
<li>“Select Menu” – menu from the custom menus you want show</li>
<li>“Show hierarchy” – you can set to display only related or strictly related items</li>
<li>“Starting depth” – display only menu items which depth is greater then this</li>
<li>“How many levels to display” – limit the display from 1 to 5 levels or flat display</li>
<li>“Filter selection from” – only items which are children or grandchildren of selected element will be displayed</li>
<li>“Select the filter” – filter the direct path for the current menu item (like breadcrumb navigation) or display only its children</li>
<li>“Include parents” – when checked it display also parent item upon filters (e.x. Display only children of selected item)</li>
</ul>
<h3>Shortcode</h3>
You can use <code>[advMenu]</code> shortcode with the parameters listed below:
<pre><code>'nav_menu' (menu ID) 
'title' 
'dropdown' 
'only_related' 
'depth' 
'container' 
'container_id' 
'menu_class' 
'before' 
'after' 
'link_before' 
'link_after' 
'filter' 
'filter_selection' 
'include_parent' 
'start_depth' 
'hide_title' 
'custom_widget_class'
</code></pre>
e.g. <code>[advMenu title="Menu Title" nav_menu=2]</code>

Advanced Menu Widget

donimedia

WordPress extension ( plugin ) which allows to display , on your website , 
a customizable Flash set of sliding menus , whose submenus are animated by a “flag” movement :
<a href="http://www.donimedia-servicetique.net/newsletters" title="Be well informed about our latest creations or updates" rel="nofollow ugc">Newsletter</a> | 
<a href="http://www.donimedia-servicetique.net/support-forum-donimedia-servicetique-cms-extensions" title="Click here to receive assistance or report a problem with this plugin" rel="nofollow ugc">Forum</a> | <a href="http://wp-plugins.donimedia-servicetique.net/" rel="nofollow ugc">Other plugins demos</a>
<ul>
<li><a href="http://wp-plugins.donimedia-servicetique.net/?p=367" rel="nofollow ugc">Demo 1</a> </li>
<li><a href="http://wp-plugins.donimedia-servicetique.net/?p=369" rel="nofollow ugc">Demo 2</a> </li>
<li><a href="http://wp-plugins.donimedia-servicetique.net/?p=371" rel="nofollow ugc">Demo 3</a> </li>
<li><a href="http://wp-plugins.donimedia-servicetique.net/?p=373" rel="nofollow ugc">Demo 4</a> </li>
<li>
<a href="http://wp-plugins.donimedia-servicetique.net/?p=375" rel="nofollow ugc">Demo 5</a>
</li>
<li>
Author plugin : David DONISA
</li>
<li>Author E-mail : donimedia-servicetique@orange.fr</li>
<li>Plugin license type : GPL v2.0</li>
</ul>

WP SM Frontal Sliding Menu

Flash set of sliding menus , whose submenus are animated by a "flag" movement .

Advanced Menu Widget vs WP SM Frontal Sliding Menu