s:class+plugin&labels=documentation&body=Documentation+under+heading+%22class+plugin%22+could+be+improved">report issue</a>]</span></div>
<div class="section" id="plugin">
<h1>plugin</h1>
<p>Declared in &quot;<a class="reference external" href="include/libtorrent/extensions.hpp">libtorrent/extensions.hpp</a>&quot;</p>
<p>this is the base class for a <a class="reference external" href="reference-Session.html#session">session</a> <a class="reference external" href="reference-Plugins.html#plugin">plugin</a>. O