diff --git a/CHANGELOG.md b/CHANGELOG.md
index 22fc74d..1b8a9f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Release Notes for Entry Meta
 
+## 1.0.0-rc.4 - 2021-12-01
+### Added
+- Convert keys and values displayed on sidebar to human-readable format.
+
+### Changed
+- Refactored plugin class
+
 ## 1.0.0-rc.3 - 2021-11-29
 ### Changed
 - Breaking Change: Remove query service. Use ActiveQuery instead for more flexible queries.
diff --git a/src/EntryMeta.php b/src/EntryMeta.php
index d9fc03d..b08613b 100644
--- a/src/EntryMeta.php
+++ b/src/EntryMeta.php
@@ -11,6 +11,7 @@
 use matfish\EntryMeta\behaviors\EntryActiveQueryBehavior;
 use matfish\EntryMeta\behaviors\EntryElementBehavior;
 use matfish\EntryMeta\models\Settings;
+use matfish\EntryMeta\twig\EntryMetaExtension;
 use yii\base\Event;
 use craft\records\Entry as EntryRecord;
 
@@ -23,15 +24,30 @@ public function init()
     {
         parent::init();
 
+        $this->registerElementBehavior();
+        $this->registerQueryBehavior();
+
+        if (Craft::$app->request->getIsCpRequest() && $this->settings->displayMetadataInCp) {
+            $this->registerCpMetaHook();
+        }
+    }
+
+    protected function createSettingsModel()
+    {
+        return new Settings();
+    }
+
+    private function registerElementBehavior()
+    {
         Event::on(ActiveQuery::class, ActiveQuery::EVENT_INIT, function ($e) {
             if ($e->sender->modelClass === EntryRecord::class) {
                 $e->sender->attachBehaviors([EntryActiveQueryBehavior::class]);
             }
         });
+    }
 
-        /**
-         * Attach a behavior after an entry has been loaded from the database (populated).
-         */
+    private function registerQueryBehavior()
+    {
         Event::on(ElementQuery::class, ElementQuery::EVENT_AFTER_POPULATE_ELEMENT, function (PopulateElementEvent $event) {
             $element = $event->element;
 
@@ -40,22 +56,19 @@ public function init()
             }
         });
 
-        if ($this->settings->displayMetadataInCp) {
-            Craft::$app->getView()->hook(self::CP_HOOK, function (array &$context) {
-
-                $entry = $context['entry'];
-                $meta = $entry->getEntryMetadata();
-
-                return Craft::$app->view->renderTemplate('entry-meta/_meta', [
-                    'data' => $meta
-                ]);
-            });
-        }
     }
 
-    protected function createSettingsModel()
+    private function registerCpMetaHook()
     {
-        return new Settings();
-    }
+        Craft::$app->view->registerTwigExtension(new EntryMetaExtension());
+
+        Craft::$app->getView()->hook(self::CP_HOOK, function (array &$context) {
+            $entry = $context['entry'];
+            $meta = $entry->getEntryMetadata();
 
+            return Craft::$app->view->renderTemplate('entry-meta/_meta', [
+                'data' => $meta
+            ]);
+        });
+    }
 }
\ No newline at end of file
diff --git a/src/templates/_meta.twig b/src/templates/_meta.twig
index 15dec4f..7392eca 100644
--- a/src/templates/_meta.twig
+++ b/src/templates/_meta.twig
@@ -1,8 +1,8 @@
 {% for key,value in data %}
     <div class="data">
-        <h5 class="heading">{{ key }}</h5>
+        <h5 class="heading">{{ key | keyForHumans }}</h5>
         <div class="value">
-            <span>{{ value | json_encode }}</span>
+            <span>{{ value | valueForHumans | raw }}</span>
         </div>
     </div>
 {% endfor %}
\ No newline at end of file
diff --git a/src/twig/EntryMetaExtension.php b/src/twig/EntryMetaExtension.php
new file mode 100644
index 0000000..76798e4
--- /dev/null
+++ b/src/twig/EntryMetaExtension.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace matfish\EntryMeta\twig;
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFilter;
+
+class EntryMetaExtension extends AbstractExtension
+{
+    public function getFilters()
+    {
+        return [
+            new TwigFilter('keyForHumans', [$this, 'getKeyForHumans']),
+            new TwigFilter('valueForHumans', [$this, 'getValueForHumans'])
+        ];
+    }
+
+    public function getKeyForHumans($key)
+    {
+        $key = ucfirst($key);
+
+        if (str_contains($key, '_')) { // Snake case
+            $res = implode(' ', explode('_', $key));
+
+            return mb_convert_case($res, MB_CASE_TITLE, "UTF-8");
+        }
+
+        // Camel case
+        $key = preg_replace('/(?!^)[A-Z]{2,}(?=[A-Z][a-z])|[A-Z][a-z]/', ' $0', $key);
+
+        return $key;
+
+    }
+
+    public function getValueForHumans($value)
+    {
+        if (is_array($value)) {
+            return '<code>' . json_encode($value) . '</code>';
+        }
+
+        if (is_bool($value)) {
+            return $value ? 'true' : 'false';
+        }
+
+        return $value;
+    }
+
+}
\ No newline at end of file