diff --git a/config/realname.settings.yml b/config/realname.settings.yml
new file mode 100644
index 0000000..2711abc
--- /dev/null
+++ b/config/realname.settings.yml
@@ -0,0 +1 @@
+pattern: '[user:name-raw]'
diff --git a/lib/Drupal/realname/Controller/RealnameAutocompleteController.php b/lib/Drupal/realname/Controller/RealnameAutocompleteController.php
new file mode 100644
index 0000000..7c43eee
--- /dev/null
+++ b/lib/Drupal/realname/Controller/RealnameAutocompleteController.php
@@ -0,0 +1,24 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\realname\Controller\RealnameAutocompleteController.
+ */
+
+namespace Drupal\realname\Controller;
+
+use Drupal\user\Controller\UserAutocompleteController;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+class RealnameAutocompleteController extends UserAutocompleteController {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('realname.autocomplete')
+    );
+  }
+
+}
diff --git a/lib/Drupal/realname/Form/SettingsForm.php b/lib/Drupal/realname/Form/SettingsForm.php
new file mode 100644
index 0000000..bed5f4f
--- /dev/null
+++ b/lib/Drupal/realname/Form/SettingsForm.php
@@ -0,0 +1,83 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\realname\Form\SettingsForm.
+ */
+
+namespace Drupal\realname\Form;
+
+use Drupal\Core\Form\ConfigFormBase;
+
+/**
+ * Configure real name settings for this site.
+ */
+class SettingsForm extends ConfigFormBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormID() {
+    return 'realname_settings_form';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, array &$form_state) {
+    $config = $this->configFactory->get('realname.settings');
+
+
+    $form['pattern'] = array(
+      '#type' => 'textfield',
+      '#title' => t('Realname pattern'),
+      '#default_value' => $config->get('pattern'),
+      // @todo Implement token_element_validate, if token module will be ported to D8
+      /*
+      '#element_validate' => array('token_element_validate'),
+      '#token_types' => array('user'),
+      */
+      '#min_tokens' => 1,
+      '#required' => TRUE,
+      '#maxlength' => 256,
+    );
+
+    // Add the token tree UI.
+    // @todo Implementation of token_help, if token module will not be not ported to 8.x
+    /*
+    $form['token_help'] = array(
+      '#theme' => 'token_help',
+      '#token_types' => array('user'),
+      '#global_types' => FALSE,
+    );
+    */
+
+    return parent::buildForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function validateForm(array &$form, array &$form_state) {
+    if (strpos($form_state['input']['pattern'], '[user:name]') !== FALSE) {
+      form_set_error('realname_pattern', t('The <em>[user:name]</em> token cannot be used as it will cause recursion.'));
+    }
+
+    parent::validateForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, array &$form_state) {
+    if ($form['pattern']['#default_value'] != $form_state['values']['pattern']) {
+      $config = $this->configFactory->get('realname.settings');
+      $config->set('pattern', $form_state['values']['pattern'])->save();
+      // Only clear the realname cache if the pattern was changed.
+      realname_delete_all();
+    };
+
+    parent::submitForm($form, $form_state);
+  }
+
+}
diff --git a/lib/Drupal/realname/Plugin/Action/UpdateRealname.php b/lib/Drupal/realname/Plugin/Action/UpdateRealname.php
new file mode 100644
index 0000000..e60ab75
--- /dev/null
+++ b/lib/Drupal/realname/Plugin/Action/UpdateRealname.php
@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\realname\Plugin\Action\UpdateRealname.
+ */
+
+namespace Drupal\realname\Plugin\Action;
+
+use Drupal\Core\Action\ActionBase;
+
+/**
+ * Update real name.
+ *
+ * @Action(
+ *   id = "realname_update_action",
+ *   label = @Translation("Update users real name"),
+ *   type = "user"
+ * )
+ */
+class UpdateRealname extends ActionBase {
+
+  /**
+   * Executes the plugin.
+   */
+  public function execute($account = NULL) {
+    realname_delete($account->id());
+  }
+
+}
diff --git a/lib/Drupal/realname/RealnameAutocomplete.php b/lib/Drupal/realname/RealnameAutocomplete.php
new file mode 100644
index 0000000..3996212
--- /dev/null
+++ b/lib/Drupal/realname/RealnameAutocomplete.php
@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\realname\RealnameAutocomplete.
+ */
+
+namespace Drupal\realname;
+
+use Drupal\user\UserAutocomplete;
+
+/**
+ * Defines a helper class to get user autocompletion results.
+ */
+class RealnameAutocomplete extends UserAutocomplete {
+
+  public function getMatches($string, $include_anonymous = FALSE) {
+    $matches = array();
+    if ($string) {
+      if ($include_anonymous) {
+        $anonymous_name = $this->configFactory->get('user.settings')->get('anonymous');
+        // Allow autocompletion for the anonymous user.
+        if (stripos($anonymous_name, $string) !== FALSE) {
+          $matches[$anonymous_name] = check_plain($anonymous_name);
+        }
+      }
+
+      $query = $this->connection->select('users');
+      $query->join('realname', 'rn', 'users.uid = rn.uid');
+
+      $query
+        ->fields('users', array('name'))
+        ->fields('rn', array('realname'))
+        ->condition('rn.realname', db_like($string) . '%', 'LIKE')
+        ->range(0, 10);
+
+      $result = $query->execute();
+      foreach ($result as $account) {
+        $matches[$account->name] = check_plain($account->realname);
+      }
+    }
+
+    return $matches;
+  }
+
+}
diff --git a/lib/Drupal/realname/RealnameServiceProvider.php b/lib/Drupal/realname/RealnameServiceProvider.php
new file mode 100644
index 0000000..23a8d16
--- /dev/null
+++ b/lib/Drupal/realname/RealnameServiceProvider.php
@@ -0,0 +1,33 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\realname\RealnameServiceProvider.
+ */
+
+namespace Drupal\realname;
+
+use Drupal\Core\DependencyInjection\ContainerBuilder;
+use Drupal\Core\DependencyInjection\ServiceModifierInterface;
+
+/**
+ * Defines the Autocomplete service provider.
+ */
+class RealnameServiceProvider implements ServiceModifierInterface {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function alter(ContainerBuilder $container) {
+    // Overrides user_autocomplete service with realname implementation.
+    // @todo: The global override of this service triggers all kinds of problems
+    // e.g. node form validation fails becuase the entity builder uses the
+    // formatter username.
+    // Maybe this feature should be configurable?
+    /*
+    $definition = $container->getDefinition('user.autocomplete');
+    $definition->setClass('Drupal\realname\RealnameAutocomplete');
+    */
+  }
+
+}
diff --git a/realname.admin.inc b/realname.admin.inc
deleted file mode 100644
index d88010c..0000000
--- a/realname.admin.inc
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-
-/**
- * Form constructor for the Real name settings form.
- *
- * @see realname_settings_form_validate()
- * @see realname_settings_form_submit()
- */
-function realname_settings_form($form, &$form_state) {
-  $form['realname_pattern'] = array(
-    '#type' => 'textfield',
-    '#title' => t('Realname pattern'),
-    '#default_value' => variable_get('realname_pattern', '[user:name-raw]'),
-    '#element_validate' => array('token_element_validate'),
-    '#token_types' => array('user'),
-    '#min_tokens' => 1,
-    '#required' => TRUE,
-    '#maxlength' => 256,
-  );
-
-  // Add the token tree UI.
-  $form['token_help'] = array(
-    '#theme' => 'token_tree',
-    '#token_types' => array('user'),
-    '#global_types' => FALSE,
-    '#dialog' => TRUE,
-  );
-
-  $form['#submit'][] = 'realname_settings_form_submit';
-  return system_settings_form($form);
-}
-
-/**
- * Form validation handler for realname_settings_form().
- *
- * @see realname_settings_form_submit()
- */
-function realname_settings_form_validate($form, &$form_state) {
-  if (strpos($form_state['values']['realname_pattern'], '[user:name]') !== FALSE) {
-    form_set_error('realname_pattern', t('The <em>[user:name]</em> token cannot be used as it will cause recursion.'));
-  }
-}
-
-/**
- * Form submission handler for realname_settings_form().
- *
- * @see realname_settings_form_validate()
- */
-function realname_settings_form_submit($form, $form_state) {
-  if ($form['realname_pattern']['#default_value'] != $form_state['values']['realname_pattern']) {
-    // Only clear the realname cache if the pattern was changed.
-    realname_delete_all();
-  }
-}
diff --git a/realname.info b/realname.info
deleted file mode 100644
index ae9a14d..0000000
--- a/realname.info
+++ /dev/null
@@ -1,11 +0,0 @@
-name = Real name
-description = Provides token-based name displays for users.
-core = 7.x
-dependencies[] = token
-files[] = realname.module
-files[] = realname.admin.inc
-files[] = realname.pages.inc
-files[] = realname.tokens.inc
-files[] = realname.test
-files[] = realname.install
-configure = admin/config/people/realname
diff --git a/realname.info.yml b/realname.info.yml
new file mode 100644
index 0000000..c22b073
--- /dev/null
+++ b/realname.info.yml
@@ -0,0 +1,6 @@
+name: 'Real name'
+type: module
+description: 'Provides token-based name displays for users.'
+configure: admin/config/people/realname
+core: 8.x
+version: VERSION
diff --git a/realname.install b/realname.install
index 926f0f0..f229aa2 100644
--- a/realname.install
+++ b/realname.install
@@ -44,78 +44,4 @@ function realname_schema() {
   return $schema;
 }
 
-/**
- * Implements hook_requirements().
- */
-function realname_requirements($phase) {
-  $requirements = array();
-
-  if ($phase == 'runtime') {
-    if (!strpos(variable_get('user_mail_register_admin_created_body', FALSE), '[user:name-raw]')) {
-      $requirements['user_mail_register_admin_created_body'] = array(
-        'title' => t('E-mail: "Welcome (new user created by administrator)" template'),
-        'value' => t('Not configured'),
-        'severity' => REQUIREMENT_ERROR,
-        'description' => t('Replace the token <code>[user:name]</code> with <code>[user:name-raw]</code> in <a href="@people">e-mail</a> template.', array('@people' => url('admin/config/people/accounts', array('fragment' => 'edit-email-admin-created')))),
-      );
-    }
-    if (!strpos(variable_get('user_mail_register_no_approval_required_body', FALSE), '[user:name-raw]')) {
-      $requirements['user_mail_register_no_approval_required_body'] = array(
-        'title' => t('E-mail: "Welcome (no approval required)" template'),
-        'value' => t('Not configured'),
-        'severity' => REQUIREMENT_ERROR,
-        'description' => t('Replace the token <code>[user:name]</code> with <code>[user:name-raw]</code> in <a href="@people">e-mail</a> template.', array('@people' => url('admin/config/people/accounts', array('fragment' => 'edit-email-no-approval-required')))),
-      );
-    }
-    if (!strpos(variable_get('user_mail_status_activated_body', FALSE), '[user:name-raw]')) {
-      $requirements['user_mail_status_activated_body'] = array(
-        'title' => t('E-mail: "Account activation" template'),
-        'value' => t('Not configured'),
-        'severity' => REQUIREMENT_ERROR,
-        'description' => t('Replace the token <code>[user:name]</code> with <code>[user:name-raw]</code> in <a href="@people">e-mail</a> template.', array('@people' => url('admin/config/people/accounts', array('fragment' => 'edit-email-activated')))),
-      );
-    }
-  }
-
-  return $requirements;
-}
-
-/**
- * Implements hook_disable().
- */
-function realname_disable() {
-  drupal_set_message('You need to replace the token <code>[user:name-raw]</code> with <code>[user:name]</code> in e-mail templates.', 'warning');
-}
-
-/**
- * Implements hook_uninstall().
- */
-function realname_uninstall() {
-  variable_del('realname_pattern');
-}
-
-/**
- * Update the {realname} table for Drupal 7.
- */
-function realname_update_7000() {
-  // Add the {realname}.created field if it doesn't already exist.
-  if (!db_field_exists('realname', 'created')) {
-    $fields['created'] = array(
-      'description' => 'The UNIX timestamp of when the real name was created.',
-      'type' => 'int',
-      'unsigned' => TRUE,
-      'not null' => TRUE,
-      'default' => 0,
-    );
-    db_add_field('realname', 'created', $fields['created']);
-  }
-
-  $fields['realname'] = array(
-    'description' => 'The generated real name of the user.',
-    'type' => 'varchar',
-    'length' => '255',
-    'not null' => TRUE,
-    'default' => '',
-  );
-  db_change_field('realname', 'realname', 'realname', $fields['realname']);
-}
+// @todo: Implement update hooks.
diff --git a/realname.module b/realname.module
index e21a1cd..9073e71 100644
--- a/realname.module
+++ b/realname.module
@@ -1,4 +1,5 @@
 <?php
+use Drupal\user\Entity\User;
 
 /**
  * @file
@@ -17,12 +18,10 @@
  * Implements hook_permission().
  */
 function realname_permission() {
-  return array(
-    'administer realname' => array(
-      'title' => t('Administer Real Name'),
-      'description' => t('Allows users to administer realname settings.'),
-    ),
+  $permissions['administer realname'] = array(
+    'title' => t('Administer Real Name configuration.'),
   );
+  return $permissions;
 }
 
 /**
@@ -32,50 +31,23 @@ function realname_menu() {
   $items['admin/config/people/realname'] = array(
     'title' => 'Real name',
     'description' => 'Use tokens to configure how user names are displayed.',
-    'page callback' => 'drupal_get_form',
-    'page arguments' => array('realname_settings_form'),
-    'access arguments' => array('administer realname'),
-    'file' => 'realname.admin.inc',
-  );
-
-  $items['realname/autocomplete'] = array(
-    'page callback' => 'realname_autocomplete',
-    'page arguments' => array('', '', 2),
-    'access arguments' => array('access user profiles'),
-    'type' => MENU_CALLBACK,
-  );
-  $items['realname/autocomplete/%/%/%'] = array(
-    'page callback' => 'realname_autocomplete',
-    'page arguments' => array(2, 3, 4),
-    'access callback' => 'realname_autocomplete_access_callback',
-    'access arguments' => array(2, 3, 4),
-    'type' => MENU_CALLBACK,
+    'route_name' => 'realname_settings',
   );
 
   return $items;
 }
 
 /**
- * Implements hook_menu_alter() to replace user autocomplete with realname autocomplete.
- */
-function realname_menu_alter(&$items) {
-  // Implement realname autocomplete.
-  $items['user/autocomplete']['page callback'] = 'realname_autocomplete';
-  $items['user/autocomplete']['page arguments'] = array('', '', 2);
-}
-
-/**
- * Implements hook_username_alter().
+ * Implements hook_user_format_name_alter().
  */
-function realname_username_alter(&$name, $account) {
+function realname_user_format_name_alter(&$name, $account) {
   static $in_username_alter = FALSE;
+  $uid = $account->id();
 
-  if (empty($account->uid)) {
-    // Don't alter anonymous users or objects that do not have any user ID.
-    return;
-  }
+  // Don't alter anonymous users or objects that do not have any user ID.
+  if(empty($uid)) return;
 
-  // Real name was loaded/generated via hook_user_load(), so re-use it.
+    // Real name was loaded/generated via hook_user_load(), so re-use it.
   if (isset($account->realname)) {
     if (drupal_strlen($account->realname)) {
       // Only if the real name is a non-empty string is $name actually altered.
@@ -91,8 +63,8 @@ function realname_username_alter(&$name, $account) {
 
     // If $account->realname was undefined, then the user account object was
     // not properly loaded. We must enforce calling user_load().
-    if ($realname_account = user_load($account->uid)) {
-      realname_username_alter($name, $realname_account);
+    if ($realname_account = user_load($uid)) {
+      realname_user_format_name_alter($name, $realname_account);
     }
 
     $in_username_alter = FALSE;
@@ -104,24 +76,26 @@ function realname_username_alter(&$name, $account) {
  */
 function realname_user_load(array $accounts) {
   $realnames = realname_load_multiple($accounts);
+
   foreach ($realnames as $uid => $realname) {
     $accounts[$uid]->realname = $realname;
   }
 }
 
+
 /**
  * Implements hook_user_update().
  */
-function realname_user_update(array &$edit, stdClass $account, $category) {
-  // Since user data may have changed, update the realname.
-  realname_update($account);
+function realname_user_update($account) {
+  // Since user data may have changed, delete the existing realname.
+  realname_delete($account->id());
 }
 
 /**
  * Implements hook_user_delete().
  */
-function realname_user_delete(stdClass $account) {
-  realname_delete($account->uid);
+function realname_user_delete($account) {
+  realname_delete($account->id());
 }
 
 /**
@@ -144,58 +118,11 @@ function realname_user_operations() {
 function realname_user_operations_realname_update(array $uids) {
   $accounts = user_load_multiple($uids);
   foreach ($accounts as $account) {
-    realname_update($account);
+    realname_delete($account->id());
   }
 }
 
 /**
- * Implements hook_action_info().
- */
-function realname_action_info() {
-  $info['realname_action_realname_update'] = array(
-    'type' => 'user',
-    'label' => t('Update real name'),
-    'configurable' => FALSE,
-  );
-
-  return $info;
-}
-
-/**
- * Implements hook_rules_action_info().
- */
-function realname_rules_action_info() {
-  $items['user_realname_update'] = array(
-    'label' => t('Update real name'),
-    'base' => 'realname_action_realname_update',
-    'parameter' => array(
-      'account' => array(
-        'type' => 'user',
-        'label' => t('User'),
-        'save' => FALSE,
-      ),
-    ),
-    'group' => t('User'),
-    'access callback' => 'rules_user_integration_access',
-  );
-  return $items;
-}
-
-/**
- * Action callback to update a user's realname.
- */
-function realname_action_realname_update($account, $context = array()) {
-  realname_update($account);
-}
-
-/**
- * Implements hook_views_api().
- */
-function realname_views_api() {
-  return array('api' => 3);
-}
-
-/**
  * @addtogroup realname
  * @{
  */
@@ -209,7 +136,8 @@ function realname_views_api() {
  *   The user's generated real name.
  */
 function realname_load(stdClass $account) {
-  $realnames = realname_load_multiple(array($account->uid => $account));
+  $realnames = realname_load_multiple(array($account->id() => $account));
+
   return reset($realnames);
 }
 
@@ -226,6 +154,7 @@ function realname_load_multiple(array $accounts) {
 
   if ($new_accounts = array_diff_key($accounts, $realnames)) {
     // Attempt to fetch realnames from the database first.
+
     $realnames += db_query("SELECT uid, realname FROM {realname} WHERE uid IN (:uids)", array(':uids' => array_keys($new_accounts)))->fetchAllKeyed();
 
     // For each account that was not present in the database, generate its
@@ -250,13 +179,14 @@ function realname_load_multiple(array $accounts) {
  * @see hook_realname_alter()
  * @see hook_realname_update()
  */
-function realname_update($account) {
-  // Get the default pattern and allow other modules to alter it.
-  $pattern = variable_get('realname_pattern', '[user:name-raw]');
-  drupal_alter('realname_pattern', $pattern, $account);
+function realname_update(User $account) {
+    // Get the default pattern and allow other modules to alter it.
+  $config = config('realname.settings');
+  $pattern = $config->get('pattern');
+  \Drupal::moduleHandler()->alter('realname_pattern', $pattern, $account);
 
   // Perform token replacement on the real name pattern.
-  $realname = token_replace($pattern, array('user' => $account), array('clear' => TRUE, 'sanitize' => FALSE));
+  $realname = \Drupal::token()->replace($pattern, array('user' => $account), array('clear' => TRUE, 'sanitize' => FALSE));
 
   // Remove any HTML tags.
   $realname = strip_tags(decode_entities($realname));
@@ -268,11 +198,11 @@ function realname_update($account) {
   $realname = truncate_utf8(trim($realname), 255);
 
   // Allow other modules to alter the generated realname.
-  drupal_alter('realname', $realname, $account);
+  \Drupal::moduleHandler()->alter('realname', $realname, $account);
 
   // Save to the database and the static cache.
   db_merge('realname')
-    ->key(array('uid' => $account->uid))
+    ->key(array('uid' => $account->id()))
     ->fields(array(
       'realname' => $realname,
       'created' => REQUEST_TIME,
@@ -280,9 +210,9 @@ function realname_update($account) {
     ->execute();
 
   // Allow modules to react to the realname being updated.
-  module_invoke_all('realname_update', $realname, $account);
+  \Drupal::moduleHandler()->invokeAll('realname_update', array($realname, $account));
 
-  $account->realname = $realname;
+  $account->setUsername($realname);
   return $realname;
 }
 
@@ -312,7 +242,7 @@ function realname_delete_multiple(array $uids) {
  * Delete all real names.
  */
 function realname_delete_all() {
-  db_truncate('realname')->execute();
+  db_delete('realname')->execute();
   drupal_static_reset('realname_load_multiple');
   entity_get_controller('user')->resetCache();
 }
@@ -320,119 +250,3 @@ function realname_delete_all() {
 /**
  * @} End of "addtogroup realname".
  */
-
-/**
- * Menu callback; Retrieve a JSON object containing autocomplete suggestions
- * for existing users based on their generated real names.
- */
-function realname_autocomplete($field_name, $entity_type, $bundle_name, $string = '') {
-  $instance = field_info_instance($entity_type, $field_name, $bundle_name);
-  $matches = array();
-
-  // User entityreference autocomplete fields.
-  if ($instance['widget']['type'] == 'entityreference_autocomplete' && !empty($string)) {
-    $query = db_select('users', 'u');
-    $query->leftJoin('realname', 'rn', 'u.uid = rn.uid');
-    $query->fields('u', array('uid', 'name'));
-    if ($instance['widget']['settings']['match_operator'] == 'CONTAINS') {
-      $query->condition(db_or()
-        ->condition('rn.realname', '%' . db_like($string) . '%', 'LIKE')
-        ->condition('u.name', '%' . db_like($string) . '%', 'LIKE')
-      );
-    }
-    else {
-      $query->condition(db_or()
-        ->condition('rn.realname', db_like($string) . '%', 'LIKE')
-        ->condition('u.name', db_like($string) . '%', 'LIKE')
-      );
-    }
-    $query->range(0, 10);
-    $uids = $query->execute()->fetchCol();
-    $accounts = user_load_multiple($uids);
-
-    foreach ($accounts as $account) {
-      if ($matches[$account->name] != $account->name) {
-        $matches[t('!account (@uid)', array('!account' => format_username($account), '@uid' => $account->uid))] = t('!realname (@username)', array('!realname' => format_username($account), '@username' => $account->name));
-      }
-    }
-  }
-  // User autocomplete fields.
-  elseif (!empty($string)) {
-    $query = db_select('users', 'u');
-    $query->leftJoin('realname', 'rn', 'u.uid = rn.uid');
-    $query->fields('u', array('uid', 'name'));
-    $query->condition(db_or()
-      ->condition('rn.realname', db_like($string) . '%', 'LIKE')
-      ->condition('u.name', db_like($string) . '%', 'LIKE')
-    );
-    $query->range(0, 10);
-    $uids = $query->execute()->fetchCol();
-    $accounts = user_load_multiple($uids);
-
-    foreach ($accounts as $account) {
-      if ($matches[$account->name] != $account->name) {
-        $matches[$account->name] = t('!realname (@username)', array('!realname' => format_username($account), '@username' => $account->name));
-      }
-    }
-  }
-
-  drupal_json_output($matches);
-}
-
-/**
- * Menu Access callback for the autocomplete widget.
- *
- * @param $field_name
- *   The name of the entity-reference field.
- * @param $entity_type
- *   The entity type.
- * @param $bundle_name
- *   The bundle name.
- * @return
- *   True if user can access this menu item.
- */
-function realname_autocomplete_access_callback($field_name, $entity_type, $bundle_name) {
-  $field = field_info_field($field_name);
-  $instance = field_info_instance($entity_type, $field_name, $bundle_name);
-
-  if (!$field || !$instance || $field['type'] != 'entityreference' || !field_access('edit', $field, $entity_type)) {
-    return FALSE;
-  }
-  return TRUE;
-}
-
-/**
- * Implements hook_widget_form_alter().
- *
- * Overrides entityreference autocomplete fields that point to an entity
- * of type 'user'.
- */
-function realname_field_widget_form_alter(&$element, &$form_state, $context) {
-  if ($context['field']['type'] == 'entityreference') {
-    if ($context['field']['settings']['target_type'] == 'user') {
-      $element['target_id']['#autocomplete_path'] = 'realname/autocomplete/' . $context['field']['field_name'] . '/' . $context['instance']['entity_type'] . '/' . $context['instance']['bundle'];
-    }
-  }
-}
-
-/**
- * Implements hook_form_FORM_ID_alter().
- */
-function realname_form_user_admin_settings_alter(&$form, &$form_state, $form_id) {
-  $form['email_admin_created']['user_mail_register_admin_created_body']['#element_validate'][] = 'realname_username_raw_token_validate';
-  $form['email_no_approval_required']['user_mail_register_no_approval_required_body']['#element_validate'][] = 'realname_username_raw_token_validate';
-  $form['email_activated']['settings']['user_mail_status_activated_body']['#element_validate'][] = 'realname_username_raw_token_validate';
-}
-
-/**
- * E-mail settings form validation callback.
- */
-function realname_username_raw_token_validate(&$element, &$form_state) {
-  $value = isset($element['#value']) ? $element['#value'] : $element['#default_value'];
-
-  if (!strpos($value, '[user:name-raw]')) {
-    form_error($element, t('The %element-title does not contain <code>[user:name-raw]</code> token.', array('%element-title' => $element['#title'])));
-  }
-
-  return $element;
-}
diff --git a/realname.routing.yml b/realname.routing.yml
new file mode 100644
index 0000000..b40538c
--- /dev/null
+++ b/realname.routing.yml
@@ -0,0 +1,13 @@
+realname_settings:
+  path: '/admin/config/people/realname'
+  defaults:
+    _form: 'Drupal\realname\Form\SettingsForm'
+  requirements:
+    _permission: 'administer realname'
+
+realname.autocomplete:
+  path: '/realname/autocomplete'
+  defaults:
+    _controller: '\Drupal\realname\Controller\RealnameAutocompleteController::autocompleteUser'
+  requirements:
+    _permission: 'access user profiles'
diff --git a/realname.services.yml b/realname.services.yml
new file mode 100644
index 0000000..2182edf
--- /dev/null
+++ b/realname.services.yml
@@ -0,0 +1,4 @@
+services:
+  realname.autocomplete:
+    class: Drupal\realname\RealnameAutocomplete
+    arguments: ['@database', '@config.factory']
diff --git a/realname.tokens.inc b/realname.tokens.inc
index 1bbe9f2..8709c91 100644
--- a/realname.tokens.inc
+++ b/realname.tokens.inc
@@ -40,7 +40,7 @@ function realname_tokens($type, $tokens, array $data = array(), array $options =
     foreach ($tokens as $name => $original) {
       switch ($name) {
         case 'name-raw':
-          $replacements[$original] = $sanitize ? check_plain($account->name) : $account->name;
+          $replacements[$original] = $sanitize ? check_plain($account->get('name')->value) : $account->get('name')->value;
           break;
       }
     }
diff --git a/realname.views.inc b/realname.views.inc
index 8dc2e95..8d23432 100644
--- a/realname.views.inc
+++ b/realname.views.inc
@@ -21,17 +21,17 @@ function realname_views_data() {
     'title' => t('Real name'),
     'help' => t("The user's real name."),
     'field' => array(
-      'handler' => 'views_handler_field_user',
+      'id' => 'user',
       'click sortable' => TRUE,
     ),
     'sort' => array(
-      'handler' => 'views_handler_sort',
+      'id' => 'standard',
     ),
     'argument' => array(
-      'handler' => 'views_handler_argument_string',
+      'id' => 'string',
     ),
     'filter' => array(
-      'handler' => 'views_handler_filter_string',
+      'id' => 'string',
       'title' => t('Name'),
       'help' => t("The user's real name. This filter does not check if the user exists and allows partial matching. Does not utilize autocomplete.")
     ),