diff --git a/code-format.cmd b/code-format.cmd
index 51fa0a1..82c9512 100644
--- a/code-format.cmd
+++ b/code-format.cmd
@@ -1,3 +1,3 @@
-do.exe trim-utf8-bom
-do.exe remove-whitespace
-do.exe convert-lf
\ No newline at end of file
+dot trim-utf8-bom
+dot remove-whitespace
+dot convert-lf
\ No newline at end of file
diff --git a/src/Guid/Main.cs b/src/Guid/Main.cs
new file mode 100644
index 0000000..7537bc3
--- /dev/null
+++ b/src/Guid/Main.cs
@@ -0,0 +1,17 @@
+using TextCopy;
+
+namespace Dot.Guid;
+
+public sealed class Main : Tool<Option>
+{
+    public Main(Option opt) : base(opt) { }
+
+
+    public override void Run()
+    {
+        var guid            = System.Guid.NewGuid().ToString();
+        if (Opt.Upper) guid = guid.ToUpper();
+        ClipboardService.SetText(guid);
+        Console.WriteLine($"已复制到剪贴板：{guid}");
+    }
+}
\ No newline at end of file
diff --git a/src/Guid/Option.cs b/src/Guid/Option.cs
new file mode 100644
index 0000000..0c1c419
--- /dev/null
+++ b/src/Guid/Option.cs
@@ -0,0 +1,8 @@
+namespace Dot.Guid;
+
+[Verb("guid", HelpText = "GUID工具")]
+public class Option : IOption
+{
+    [Option('u', "upper", HelpText = "大写", Default = false)]
+    public bool Upper { get; set; } //normal options here
+}
\ No newline at end of file
diff --git a/src/Text/Option.cs b/src/Text/Option.cs
index a01bbbe..3ce844b 100644
--- a/src/Text/Option.cs
+++ b/src/Text/Option.cs
@@ -3,6 +3,6 @@ namespace Dot.Text;
 [Verb("text", HelpText = "文本编码工具")]
 public class Option : IOption
 {
-    [Value(1, MetaName = "文本", HelpText = "要处理的文本，不指定此参数：取剪贴板值")]
+    [Value(0, MetaName = "文本", HelpText = "要处理的文本，不指定此参数：取剪贴板值")]
     public string Text { get; set; }
 }
\ No newline at end of file
diff --git a/src/ToolsFactory.cs b/src/ToolsFactory.cs
index 2c93e59..b02ca76 100644
--- a/src/ToolsFactory.cs
+++ b/src/ToolsFactory.cs
@@ -12,6 +12,7 @@ public static class ToolsFactory
                  , RemoveTrailingWhiteSpace.Option o => new RemoveTrailingWhiteSpace.Main(o)
                  , Random.Option o                   => new Random.Main(o)
                  , Text.Option o                     => new Text.Main(o)
+                 , Guid.Option o                     => new Guid.Main(o)
                  , _                                 => throw new ArgumentOutOfRangeException(nameof(option))
                };
     }
diff --git a/src/dot.csproj b/src/dot.csproj
index 8a7c8b7..b168f25 100644
--- a/src/dot.csproj
+++ b/src/dot.csproj
@@ -6,7 +6,7 @@
         <ImplicitUsings>enable</ImplicitUsings>
         <RootNamespace>Dot</RootNamespace>
         <AssemblyName>dot</AssemblyName>
-        <Version>1.0.0</Version>
+        <Version>1.0.1</Version>
         <Authors>nsnail</Authors>
         <Copyright>Copyright (c) 2022 nsnail</Copyright>
         <RepositoryUrl>https://github.com/nsnail/dot.git</RepositoryUrl>