diff --git a/AvocadoEdition_Light/adm/_m.board.menu.php b/AvocadoEdition_Light/adm/_gnb.board.menu.php
similarity index 100%
rename from AvocadoEdition_Light/adm/_m.board.menu.php
rename to AvocadoEdition_Light/adm/_gnb.board.menu.php
diff --git a/AvocadoEdition_Light/adm/_m.member.menu.php b/AvocadoEdition_Light/adm/_gnb.member.menu.php
similarity index 100%
rename from AvocadoEdition_Light/adm/_m.member.menu.php
rename to AvocadoEdition_Light/adm/_gnb.member.menu.php
diff --git a/AvocadoEdition_Light/adm/_m.other.menu.php b/AvocadoEdition_Light/adm/_gnb.other.menu.php
similarity index 100%
rename from AvocadoEdition_Light/adm/_m.other.menu.php
rename to AvocadoEdition_Light/adm/_gnb.other.menu.php
diff --git a/AvocadoEdition_Light/adm/_m.site.menu.php b/AvocadoEdition_Light/adm/_gnb.site.menu.php
similarity index 100%
rename from AvocadoEdition_Light/adm/_m.site.menu.php
rename to AvocadoEdition_Light/adm/_gnb.site.menu.php
diff --git a/AvocadoEdition_Light/extend/arcturus/document.class.php b/AvocadoEdition_Light/classes/document/document.class.php
similarity index 100%
rename from AvocadoEdition_Light/extend/arcturus/document.class.php
rename to AvocadoEdition_Light/classes/document/document.class.php
diff --git a/AvocadoEdition_Light/extend/arcturus/setting.class.php b/AvocadoEdition_Light/classes/setting/setting.class.php
similarity index 100%
rename from AvocadoEdition_Light/extend/arcturus/setting.class.php
rename to AvocadoEdition_Light/classes/setting/setting.class.php
diff --git a/AvocadoEdition_Light/extend/_sample.config.php b/AvocadoEdition_Light/extend/_sample.config.php
deleted file mode 100644
index a8ef2f8..0000000
--- a/AvocadoEdition_Light/extend/_sample.config.php
+++ /dev/null
@@ -1,34 +0,0 @@
-<?php
-if (!defined('_GNUBOARD_'))
-  exit; // 개별 페이지 접근 불가
-
-/*************************************************************************************
-  SAMPLE CODE
---------------------------------------------------------------------------------------
-
-◆ DB 테이블 명 추가
-$g5['테이블고유명칭_table'] = G5_TABLE_PREFIX.'테이블고유명칭';
-
-◆ 관리자에 아이템 기능 자동 추가
-if(!strstr($config['cf_item_category'], '아이템기능명')) {
-  $config['cf_item_category'] .= "||아이템기능명";
-}
-
-◆ 테이블 자동 생성 (Mysql 테이블 생성 코드는 반드시 관련 지식에 대해 이해하고 작업하세요!)
-if(!sql_query(" DESC {$g5['테이블고유명칭_table']} ")) {
-  sql_query(" CREATE TABLE IF NOT EXISTS `{$g5['테이블고유명칭_table']}` (
-    `자동idx필드명` int(11) NOT NULL AUTO_INCREMENT,
-    `필드명` 타입 NOT NULL default '기본값',
-    PRIMARY KEY (`자동idx필드명`)
-  ) ", false);
-}
-
-◆ 기본 기능 함수 선언
-function 함수명(매개변수) {
-  global $g5; // 글로벌 변수, $g5가 있어야 테이블 명 등 기본 값등을 불러올 수 있습니다.
-
-  // 함수 기능 선언
-}
-
-*************************************************************************************/
-
diff --git a/AvocadoEdition_Light/extend/arcturus.extendlib.php b/AvocadoEdition_Light/extend/arcturus.extendlib.php
deleted file mode 100644
index 75137fd..0000000
--- a/AvocadoEdition_Light/extend/arcturus.extendlib.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-/**
- * THIS MODULE PROHIBITS DISTRIBUTION TO OTHERS WITHOUT AUTHOR'S PERMISSION.
- * @class arcturus.extendlib.php
- * @author arcturus (contact@sharlayan.net / https://info.drk.st/about)
- * @brief extend gnuboard5 extend
- * @license LGPL 2.1
- * @suppress PHP0413
- */
-
-define("__EXT_DIR__", __DIR__);
-
-foreach (glob(__DIR__ . "/arcturus" . '/*.php') as $filename) {
-  require_once $filename;
-}