Ajay Patel

<p>This plugin will help you to display your Twitter Followers & Rss Subscibers Stats.</p>
<p>As we increasingly depend on more and more social services, there rises the need to provide a simple way to let our website visitors take part of our diverse social presence. This plugin will help you to display your WordPress Blog/Site Twitter Followers & Rss Subscibers Stats at the desired sidebar in the WordPress Widgets.</p>
<p><strong>How this plugin helps you to increase your Twitter Followers & Rss Subscibers?</strong></p>
<ul>
<li>Show your visiters your Twitter Followers & Rss Subscibers Stats.</li>
<li>According to your Twitter Followers & Rss Subscibers Stats visitors may like to Follow / Subscibers your WordPress Blog/Site.</li>
<li>Increase your Twitter Followers & Rss Subscibers.</li>
</ul>


TwitterRSS Stats

Simple plug-in that displays your Twitter Followers & Rss Subscibers Stats. Just activate & setup this widget.

Matthias Pfefferle

IndieWeb

joshfraz

<p>This plugin implements the <a href="https://www.w3.org/TR/websub/" rel="nofollow ugc">WebSub</a> protocol (formerly known as PubSubHubbub) for WordPress. It enables real-time notifications when your blog is updated and provides a subscriber API for other plugins to consume WebSub-enabled feeds.</p>
<h3>Publisher Features</h3>
<p>When you publish or update a post, this plugin automatically notifies WebSub hubs, which then distribute the update to all subscribers in real-time.</p>
<ul>
<li>Sends realtime notifications when you update your blog</li>
<li>Supports multi-user installations (WordPress MU)</li>
<li>Supports multiple hubs</li>
<li>Supports all feed formats used by WordPress (Atom, RSS2, RDF)</li>
<li>Adds <code><link rel="hub"></code> and <code><link rel="self"></code> declarations to feeds and HTML</li>
</ul>
<h3>Subscriber Features</h3>
<p>The plugin provides a subscriber API that allows other plugins (like feed readers) to subscribe to WebSub-enabled feeds using WordPress hooks.</p>
<ul>
<li>REST API callback endpoint for subscription verification and content delivery</li>
<li>Hub discovery from topic URLs (HTTP Link headers and feed content)</li>
<li>HMAC signature verification (SHA1, SHA256, SHA384, SHA512)</li>
<li>Full lifecycle hooks for integration with other plugins</li>
</ul>
<h3>Supported Specifications</h3>
<ul>
<li><a href="https://www.w3.org/TR/websub/" rel="nofollow ugc">WebSub W3C Recommendation</a></li>
<li><a href="https://pubsubhubbub.github.io/PubSubHubbub/pubsubhubbub-core-0.4.html" rel="nofollow ugc">PubSubHubbub 0.4</a></li>
</ul>
<h3>Default Hubs</h3>
<p>By default this plugin will ping the following hubs:</p>
<ul>
<li><a href="https://pubsubhubbub.appspot.com" rel="nofollow ugc">Demo hub on Google App Engine</a></li>
<li><a href="https://pubsubhubbub.superfeedr.com" rel="nofollow ugc">SuperFeedr</a></li>
<li><a href="https://websubhub.com" rel="nofollow ugc">WebSubHub</a></li>
</ul>
<p>Please contact us if you operate a hub that you would like to be included as a default option.</p>


WebSub (FKA. PubSubHubbub)

Best Update Plugin

A WebSub plugin for WordPress that enables real-time publishing and subscription capabilities.

TwitterRSS Stats vs WebSub (FKA. PubSubHubbub)