diff --git a/metatag.inc b/metatag.inc
index d2f9aac..0466bea 100644
--- a/metatag.inc
+++ b/metatag.inc
@@ -94,6 +94,8 @@ class DrupalTextMetaTag extends DrupalDefaultMetaTag {
   }
 
   public function getValue(array $options = array()) {
+    $name = "metatag:" . $options["instance"] . ":" . $this->info["name"];
+
     $options += array(
       'token data' => array(),
       'clear' => TRUE,
@@ -101,8 +103,11 @@ class DrupalTextMetaTag extends DrupalDefaultMetaTag {
       'raw' => FALSE,
     );
 
-    $value = $this->data['value'];
+    $value = metatag_translate($name, $this->data['value']);
     if (empty($options['raw'])) {
+      // Give other modules the opportunity to use hook_metatag_pattern_alter()
+      // to modify defined token patterns and values before replacement.
+      drupal_alter('metatag_pattern', $value, $options['token data']);
       $value = token_replace($value, $options['token data'], $options);
     }
     $value = strip_tags(decode_entities($value));
diff --git a/metatag.module b/metatag.module
index 6f0a493..5c9a250 100644
--- a/metatag.module
+++ b/metatag.module
@@ -254,6 +254,16 @@ function metatag_config_save($config) {
   // Allow modules to alter the configuration before it is saved using
   // hook_metatag_config_presave().
   module_invoke_all('metatag_config_presave', $config);
+  
+  // Update the i18n string
+  if (function_exists('i18n_string_update')) {
+    $instance = $config->instance;
+
+    foreach ($config->config as $field => $item) {
+      $name = "metatag:" . $instance . ":" . $field;
+      i18n_string_update($name, $item['value']);
+    }
+  }
 
   if ($config->is_new) {
     drupal_write_record('metatag_config', $config);
@@ -752,7 +762,9 @@ function metatag_metatags_view($instance, array $metatags = array(), array $opti
 
   // Add any default tags to the mix.
   $metatags += metatag_config_load_with_defaults($instance);
-
+  
+  $options['instance'] = $instance;
+  
   foreach ($metatags as $metatag => $data) {
     if ($metatag_instance = metatag_get_instance($metatag, $data)) {
       $output[$metatag] = $metatag_instance->getElement($options);
@@ -781,7 +793,7 @@ function metatag_metatags_values($instance, array $metatags = array(), array $op
     // Convert language codes to a language object.
     $languages = language_list();
     $options['language'] = isset($languages[$language]) ? $languages[$language] : NULL;
-
+    $options['instance'] = $instance;
     // Get output elements.
     foreach ($metatags[$language] as $metatag => $data) {
       if ($metatag_instance = metatag_get_instance($metatag, $data)) {
@@ -816,6 +828,7 @@ function metatag_metatags_form(array &$form, $instance, array $metatags = array(
   $options += array(
     'token types' => array(),
     'defaults' => metatag_config_load_with_defaults($instance),
+    'instance' => $instance,
   );
 
   $form['metatags'] = array(
@@ -1262,7 +1275,9 @@ function metatag_field_attach_form($entity_type, $entity, &$form, &$form_state,
 
   $options['token types'] = array(token_get_entity_mapping('entity', $entity_type));
   $options['context'] = $entity_type;
-
+  // Allow hook_metatag_token_types_alter() to modify the defined tokens.
+  drupal_alter('metatag_token_types', $options);
+  
   // @todo Remove metatag_form_alter() when http://drupal.org/node/1284642 is fixed in core.
   //metatag_metatags_form($form, $instance, $metatags, $options);
 
@@ -1369,6 +1384,7 @@ function metatag_get_instance($metatag, array $data = array()) {
 function metatag_get_value($metatag, array $data, array $options = array()) {
   $value = '';
   if ($metatag_instance = metatag_get_instance($metatag, $data)) {
+    $options["instance"] = $metatag;
     $value = $metatag_instance->getValue($options);
   }
   return $value;
@@ -1726,3 +1742,25 @@ function metatag_entity_translation_delete($entity_type, $entity, $langcode) {
   // Delete the translation.
   metatag_metatags_delete($entity_type, $entity_id, $langcode);
 }
+
+/**
+ * Translates the metatag if i18n_string is enabled. 
+ * @param $name
+ *   Array or string concatenated with ':' that contains textgroup and string context
+ * @param string $string
+ *   String in default language or array of strings to be translated
+ * @param $options
+ *   An associative array of additional options. @see i18n_string_translate()
+ */
+function metatag_translate($name, $string, $langcode = NULL, $update = FALSE) {
+  if (function_exists('i18n_string')) {
+    $options = array(
+      'langcode' => $langcode,
+      'update' => $update,
+    );
+    return i18n_string_translate($name, $string, $options);
+  }
+  else {
+    return $string;
+  }
+}