diff --git a/modules/backend/models/AccessLog.php b/modules/backend/models/AccessLog.php
index 7143cb2d8..1399988b3 100644
--- a/modules/backend/models/AccessLog.php
+++ b/modules/backend/models/AccessLog.php
@@ -5,6 +5,9 @@ use Request;
 
 /**
  * Model for logging access to the back-end
+ *
+ * @package october\backend
+ * @author Alexey Bobkov, Samuel Georges
  */
 class AccessLog extends Model
 {
diff --git a/modules/backend/models/BackendPreferences.php b/modules/backend/models/BackendPreferences.php
index 40cda5061..f60bf927e 100644
--- a/modules/backend/models/BackendPreferences.php
+++ b/modules/backend/models/BackendPreferences.php
@@ -6,6 +6,12 @@ use Model;
 use Session;
 use DirectoryIterator;
 
+/**
+ * Backend preferences for the backend user
+ *
+ * @package october\backend
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class BackendPreferences extends Model
 {
     public $implement = ['Backend.Behaviors.UserPreferencesModel'];
diff --git a/modules/backend/models/EditorPreferences.php b/modules/backend/models/EditorPreferences.php
index 739fd6f26..695aa9d63 100644
--- a/modules/backend/models/EditorPreferences.php
+++ b/modules/backend/models/EditorPreferences.php
@@ -4,6 +4,12 @@ use App;
 use Model;
 use DirectoryIterator;
 
+/**
+ * Code editor preferences for the backend user\
+ *
+ * @package october\backend
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class EditorPreferences extends Model
 {
     public $implement = ['Backend.Behaviors.UserPreferencesModel'];
diff --git a/modules/backend/models/UserPreferences.php b/modules/backend/models/UserPreferences.php
index 686a1d761..181e267ff 100644
--- a/modules/backend/models/UserPreferences.php
+++ b/modules/backend/models/UserPreferences.php
@@ -6,6 +6,12 @@ use October\Rain\Database\Model;
 use System\Classes\SystemException;
 use October\Rain\Auth\Models\Preferences as PreferencesBase;
 
+/**
+ * All preferences for the backend user
+ *
+ * @package october\backend
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class UserPreferences extends PreferencesBase
 {
     /**
diff --git a/modules/system/models/EventLog.php b/modules/system/models/EventLog.php
index a0db08e66..ec37b3fd5 100644
--- a/modules/system/models/EventLog.php
+++ b/modules/system/models/EventLog.php
@@ -5,6 +5,9 @@ use Model;
 
 /**
  * Model for logging system errors and debug trace messages
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
  */
 class EventLog extends Model
 {
diff --git a/modules/system/models/MailLayout.php b/modules/system/models/MailLayout.php
index 9dfaf7b18..9024f5272 100644
--- a/modules/system/models/MailLayout.php
+++ b/modules/system/models/MailLayout.php
@@ -3,6 +3,12 @@
 use Model;
 use System\Classes\ApplicationException;
 
+/**
+ * Mail layout
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class MailLayout extends Model
 {
     use \October\Rain\Database\Traits\Validation;
diff --git a/modules/system/models/MailSettings.php b/modules/system/models/MailSettings.php
index ece803ec7..76e9ecf0e 100644
--- a/modules/system/models/MailSettings.php
+++ b/modules/system/models/MailSettings.php
@@ -3,6 +3,12 @@
 use App;
 use Model;
 
+/**
+ * Mail settings
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class MailSettings extends Model
 {
     public $implement = ['System.Behaviors.SettingsModel'];
diff --git a/modules/system/models/MailTemplate.php b/modules/system/models/MailTemplate.php
index 064f35df5..85fd63e56 100644
--- a/modules/system/models/MailTemplate.php
+++ b/modules/system/models/MailTemplate.php
@@ -7,6 +7,12 @@ use Model;
 use October\Rain\Mail\MailParser;
 use System\Classes\PluginManager;
 
+/**
+ * Mail template
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class MailTemplate extends Model
 {
     use \October\Rain\Database\Traits\Validation;
diff --git a/modules/system/models/Parameters.php b/modules/system/models/Parameters.php
index 84eae4e34..eb141eff2 100644
--- a/modules/system/models/Parameters.php
+++ b/modules/system/models/Parameters.php
@@ -6,6 +6,9 @@ use October\Rain\Database\Model;
 /**
  * Parameters model
  * Used for storing internal application parameters.
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
  */
 class Parameters extends Model
 {
diff --git a/modules/system/models/PluginVersion.php b/modules/system/models/PluginVersion.php
index f7b60e7a8..073c3419a 100644
--- a/modules/system/models/PluginVersion.php
+++ b/modules/system/models/PluginVersion.php
@@ -5,6 +5,12 @@ use Model;
 use Config;
 use System\Classes\PluginManager;
 
+/**
+ * Stores information about current plugin versions.
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
+ */
 class PluginVersion extends Model
 {
     use \October\Rain\Database\Traits\Purgeable;
diff --git a/modules/system/models/RequestLog.php b/modules/system/models/RequestLog.php
index 8f120ee7b..ca2859b39 100644
--- a/modules/system/models/RequestLog.php
+++ b/modules/system/models/RequestLog.php
@@ -5,6 +5,9 @@ use Request;
 
 /**
  * Model for logging 404 errors
+ *
+ * @package october\system
+ * @author Alexey Bobkov, Samuel Georges
  */
 class RequestLog extends Model
 {