diff --git a/script_library/index.json b/script_library/index.json
index 77ba74b..0ed5065 100644
--- a/script_library/index.json
+++ b/script_library/index.json
@@ -1,7 +1,7 @@
 {
   "format_version": 1,
-  "data_version": 79,
-  "updated": "2026-04-05T04:05:13.290Z",
+  "data_version": 80,
+  "updated": "2026-04-05T06:46:23.849Z",
   "announcement": null,
   "categories": [
     {
@@ -1281,6 +1281,29 @@
       "updated": null,
       "status": "active",
       "lines": 187
+    },
+    {
+      "id": "cmd1_0_mnleeeta",
+      "name": "模拟cmd1.0系统可还原",
+      "name_en": "模拟cmd1.0系统可还原",
+      "desc": "如果不小心删了文件，可以用save和load保存系统或加载系统，文件名dosfile.txt，是json格式",
+      "desc_en": "如果不小心删了文件，可以用save和load保存系统或加载系统，文件名dosfile.txt，是json格式",
+      "category": "basic",
+      "file": "scripts/basic/cmd1_0_mnleeeta.py",
+      "thumbnail": null,
+      "version": 1,
+      "file_type": "py",
+      "author": "ioo",
+      "author_en": "ioo",
+      "tags": [
+        "community"
+      ],
+      "requires": [],
+      "min_app_version": "1.5.0",
+      "added": "2026-04-05",
+      "updated": null,
+      "status": "active",
+      "lines": 97
     }
   ]
 }
diff --git a/script_library/scripts/basic/cmd1_0_mnleeeta.py b/script_library/scripts/basic/cmd1_0_mnleeeta.py
new file mode 100644
index 0000000..e09e1f7
--- /dev/null
+++ b/script_library/scripts/basic/cmd1_0_mnleeeta.py
@@ -0,0 +1,96 @@
+# 欢迎使用 PythonIDE！如果觉得好用，请给个好评哦～
+# cmd简练版
+R = ""   # 红
+G = ""   # 绿
+Y = ""   # 黄
+B = ""   # 蓝
+C = ""   # 青
+M = ""   # 紫
+X = ""
+new_l = "\n"
+import json
+cmd = ""
+show = ">"
+file={"command.com":"bin,can't see",
+    "io.sys":"bin,can't see",
+    "msdos.sys":"bin,can't see",
+    "ms.txt":"hello user!",
+    "sys.txt":"看到这个的人我祝福他幸福快乐每一天",
+    "thank.xz":"敢看嘛，其实是感谢使用"
+}
+print("DOS改版")
+print("输入help以了解命令")
+while True:
+    
+    cmd = input(show).strip()  #del " "
+    if not cmd == new_l:
+        # help
+        if cmd.startswith("help"):
+            print("echo 打印文字，如echo hello")
+            print("echo on 开启提示符，echo off 关闭提示符")
+            print("dir显示文件")
+            print("type显示文件内容")
+            print("del可以删除文件，无需路径")
+            print("我自定义了文件的写入方式")
+            print("add file-text")
+            print("new file name")
+            print("exit 退出程序")
+            print("（del如果显示文件名就是删除成功）")
+        #echo
+        elif cmd.startswith("echo"):
+            input_str = cmd[4:].lstrip()
+            if input_str.startswith("on"):
+                show = ">"
+            elif input_str.startswith("off"):
+                show = ""
+            else:
+                print(input_str)
+        # exit
+        elif cmd == "exit":
+            
+            exit()
+        elif cmd=="dir":
+            print("file:")
+            
+            for i in list(file):
+                print("    "+i)
+            print("file number:"+str(len(file)))
+        elif cmd == "oaoa":
+            print("91*10086=917826")
+        # 在命令判断里加一段
+        elif cmd.startswith("cls"):
+            for I in range(1145):
+                print("\a")
+        elif cmd.startswith("type"):
+            print(file.get(cmd[5:],"无法找到此文件"))
+        elif cmd.startswith("del"):
+            if not cmd.endswith(".sys"):
+                if file.pop(cmd[4:],False):
+                
+                    
+                
+                    bool=True
+            else:
+                bool=False
+            print("try del file:"+cmd[4:] if bool else "cannot find or del this file")
+        elif cmd.startswith("add"):
+            try:
+                file[cmd[4:]]+=input(">>text")
+            except:
+                file[cmd[4:]]=input(">>text")
+        elif cmd.startswith("new"):
+            name=cmd[4:]
+            text=input(">>text")
+            file[name]=text
+        elif cmd.startswith("format"):
+            file={}
+            exit()
+        # read 命令
+        elif cmd.startswith('load'):
+            with open("dosfile.txt", "r", encoding="utf-8") as f:
+                file = json.load(f)
+        elif cmd.startswith("save"):
+            with open("dosfile.txt", "w", encoding="utf-8") as f:
+                json.dump(file, f, ensure_ascii=False, indent=2)
+        else:
+            print(f"'{cmd}' 不是内部或外部命令，也不是可运行的程序")