 <p>Create: app/code/local/Ffdotcom/Helloworld/etc/config.xml</p> <pre><code>&lt;?xml version="1.0"?&gt; &lt;config&gt; &lt;modules&gt; &lt;Ffdotcom_Helloworld&gt; &lt;version&gt;1.0.0&lt;/version&gt; &lt;/Ffdotcom_Helloworld&gt; &lt;/modules&gt; &lt;frontend&gt; &lt;routers&gt; &lt;helloworld&gt; &lt;use&gt;standard&lt;/use&gt; &lt;args&gt; &lt;module&gt;Ffdotcom_Helloworld&lt;/module&gt; &lt;frontName&gt;helloworld&lt;/frontName&gt; &lt;/args&gt; &lt;/helloworld&gt; &lt;/routers&gt; &lt;/frontend&gt; &lt;/config&gt; </code></pre> <p>Create: app/code/local/Ffdotcom/Helloworld/controllers/IndexController.php</p> <pre><code>&lt;?php class Ffdotcom_Helloworld_IndexController extends Mage_Core_Controller_Front_Action { public function indexAction(){ echo 'hello world'; } } </code></pre> <p>Create: app/etc/modules/Ffdotcom_Helloworld.xml </p> <pre><code>&lt;?xml version="1.0"?&gt; &lt;config&gt; &lt;modules&gt; &lt;Ffdotcom_Helloworld&gt; &lt;active&gt;true&lt;/active&gt; &lt;codePool&gt;local&lt;/codePool&gt; &lt;/Ffdotcom_Helloworld&gt; &lt;/modules&gt; &lt;/config&gt; </code></pre>