takien

<p>Use hashtag on WordPress just like on Twitter or Facebook. Word preceded with hash automatically converted into clickable link. If clicked it will search contents contain same hashtag.</p>
<h4>Features</h4>
<ul>
<li>Use standard hashtag ( #hashtag )</li>
<li>Customizable CSS</li>
<li>Hashtag also can be used for regular search</li>
<li>Hash on color code, URL and unicode will be skipped</li>
<li>Supports for non latin characters</li>
</ul>


Hashtag

Use hashtag on WordPress just like on Twitter or Facebook. Word preceded with hash automatically converted into clickable link.

WordPress.org

Ian Dunn

Mel Choyce-Dwan

Kelly Choyce-Dwan

shaunandrews

<p>Tagregator lets you add a shortcode to a post or page on your site, and pull in content from various social media networks onto that page. For example, if you add <code>[tagregator hashtag="#WordPress"]</code> into a page, then you’ll see posts that mention the #WordPress hashtag.</p>
<h4>Included Social Media Sources:</h4>
<ul>
<li>Twitter</li>
<li>Instagram</li>
<li>Flickr</li>
<li>Google+</li>
</ul>


Tagregator

Aggregates hashtagged content from multiple social media sites into a single stream.

Hashtag vs Tagregator