Arefly

Need some toggles (Click to Open/Close) to make your post better?
Now you can use this plugin to add Useful Toggles to your blog!
You just need to type the shortcode <code>[toggle]</code> in to your post and everything will done for you!
For shortcode usage please visit “Dashboard” -> “Tools” -> “Shortcode Toggle”
Example: <code>[toggle title="Title"]Some Content...[/toggle]</code>
Live Demo: <a href="http://demo.arefly.com/wordpress/shortcode-toggle/" rel="nofollow ugc">Click Here</a>
中文介紹請看<a href="http://www.arefly.com/shortcode-toggle/" rel="nofollow ugc">這裏</a>
<h4>Translators</h4>
<ul>
<li>Chinese, Simplified (zh_CN) – <a href="http://www.arefly.com/" rel="nofollow ugc">Arefly</a></li>
<li>Chinese, Traditional (zh_TW) – <a href="http://www.arefly.com" rel="nofollow ugc">Arefly</a></li>
<li>English (en_US) – <a href="http://www.arefly.com" rel="nofollow ugc">Arefly</a></li>
</ul>
If you have created your own language pack, or have an update of an existing one, you can send <a href="https://codex.wordpress.org/Translating_WordPress" rel="nofollow ugc">gettext PO and MO files</a> to <a href="http://www.arefly.com/about/" rel="nofollow ugc">Arefly</a> so that I can bundle it into Shortcode Toggle. You can download the latest <a href="https://plugins.svn.wordpress.org/shortcode-toggle/trunk/lang/shortcode-toggle.pot" rel="nofollow ugc">POT file</a>.

Shortcode Toggle

Add Useful Toggle Menu to your blog simply by shortcode.

sevenspark

Bellows is an awesome accordion menu for WordPress. It works with the WordPress menu system to allow you to build beautiful accordion menus for your site.
<a href="https://wpaccordionmenu.com/free/" rel="nofollow ugc">Bellows Lite Demo</a> 
<a href="https://wpaccordionmenu.com/" rel="nofollow ugc">Bellows Full Demo</a>
Get started: <a href="http://sevenspark.com/docs/bellows/quick-start/lite" rel="nofollow ugc">Bellows Quick Start Guide</a>
<h4>Feature Overview</h4>
<ul>
<li>Fully functional accordion menu</li>
<li>Multiple submenu levels</li>
<li>3 included skin presets</li>
<li>Multi- or single-folding</li>
<li>Expand current submenu automatically option</li>
<li>Shortcode integration – add an accodion menu to yoru site anywhere you can add shortcodes</li>
<li>Widget integration – add an accordion menu to your widgetized theme areas</li>
</ul>

Bellows Accordion Menu

A flexible and robust accordion menu plugin

Shortcode Toggle vs Bellows Accordion Menu