diff --git a/Controller/ParameterController.php b/Controller/ParameterController.php
index b6662d9..19b5d4e 100644
--- a/Controller/ParameterController.php
+++ b/Controller/ParameterController.php
@@ -13,21 +13,21 @@ class ParameterController extends BaseController
     /**
      * @Route("/{category}", name="parameter_bundle_parameters")
      */
-    public function parameters($category,
+    public function parameters($category = 'categories',
                                ParameterService $param,
                                Request $request)
     {
         $configs = $param->getConfig();
 
         // Handle all special cases for the name
-        /*if ('list' === $name) { // List all the categories
-            $routes = [];
+        if ('categories' === $category) { // List all the categories
+            $categories = [];
             foreach ($configs as $key => $config) {
-                $routes[] = ['route' => 'parameters', 'params' => ['name' => $key], 'title' => $key];
+                $categories[] = $key;
             }
-
-            return $this->render('list.routes.twig', ['routes' => $routes]);
-        } else*/if ('all' === $category) { // Show all parameters from all categories
+            $categories[] = 'all';
+            return $this->render('@ArdentParameter/categories.html.twig', ['categories' => $categories]);
+        } elseif ('all' === $category) { // Show all parameters from all categories
             $allConfigs = [];
             foreach ($configs as $config) {
                 $allConfigs = array_merge($allConfigs, $config);
diff --git a/Resources/views/categories.html.twig b/Resources/views/categories.html.twig
new file mode 100644
index 0000000..53ed45c
--- /dev/null
+++ b/Resources/views/categories.html.twig
@@ -0,0 +1,9 @@
+{% extends '@ArdentParameter/layout.html.twig' %}
+
+
+{% block par_user_content %}
+    <h2>Parameter categories</h2><br>
+    {% for category in categories %}
+        <a class="btn-primary btn" href="{{ path('parameter_bundle_parameters', {category:category}) }}">{{ category }}</a><br><br>
+    {% endfor %}
+{% endblock %}
\ No newline at end of file
diff --git a/Resources/views/form.extra.html.twig b/Resources/views/form.extra.html.twig
index e69de29..fa6b984 100644
--- a/Resources/views/form.extra.html.twig
+++ b/Resources/views/form.extra.html.twig
@@ -0,0 +1 @@
+{# Add extra content on the bottom of the form #}
\ No newline at end of file
diff --git a/Resources/views/form.html.twig b/Resources/views/form.html.twig
index 83d0ae3..e32a2eb 100644
--- a/Resources/views/form.html.twig
+++ b/Resources/views/form.html.twig
@@ -1,8 +1,8 @@
 {% extends '@ArdentParameter/layout.html.twig' %}
 
 
-
 {% block par_user_content %}
+    <a class="btn-primary btn" href="{{ path('parameter_bundle_parameters', {category:'categories'}) }}">Back</a> <br><br>
     {{ form(parameter_form) }}
     {% include '@ArdentParameter/form.extra.html.twig' %}
 {% endblock %}
\ No newline at end of file