diff --git a/src/Json/Main.cs b/src/Json/Main.cs
new file mode 100644
index 0000000..7c1f243
--- /dev/null
+++ b/src/Json/Main.cs
@@ -0,0 +1,68 @@
+using System.Text.Json;
+using NSExt.Extensions;
+using TextCopy;
+
+namespace Dot.Json;
+
+public class Main : ToolBase<Option>
+{
+    private readonly object _inputObj;
+
+    public Main(Option opt) : base(opt)
+    {
+        var inputText = ClipboardService.GetText();
+        if (inputText.NullOrWhiteSpace()) throw new ArgumentException(Str.InputTextIsEmpty);
+
+        try {
+            _inputObj = inputText.Object<object>();
+        }
+        catch (JsonException) {
+            try {
+                inputText = UnescapeString(inputText);
+                _inputObj = inputText.Object<object>();
+                return;
+            }
+            catch (JsonException) { }
+
+            throw new ArgumentException(Str.InvalidJsonString);
+        }
+    }
+
+
+    private async Task<string> ConvertToString()
+    {
+        var ret = await JsonCompress();
+        ret = ret.Replace("\"", "\\\"");
+        return ret;
+    }
+
+    private Task<string> JsonCompress()
+    {
+        var ret = _inputObj.Json();
+        return Task.FromResult(ret);
+    }
+
+    private Task<string> JsonFormat()
+    {
+        var ret = _inputObj.Json(true);
+        return Task.FromResult(ret);
+    }
+
+    private static string UnescapeString(string text)
+    {
+        return text.Replace("\\\"", "\"");
+    }
+
+    public override async Task Run()
+    {
+        string result = null;
+        if (Opt.Compress)
+            result = await JsonCompress();
+        else if (Opt.ConvertToString)
+            result                  = await ConvertToString();
+        else if (Opt.Format) result = await JsonFormat();
+
+        if (result.NullOrWhiteSpace()) return;
+        await ClipboardService.SetTextAsync(result!);
+    }
+}
\ No newline at end of file
diff --git a/src/Json/Option.cs b/src/Json/Option.cs
new file mode 100644
index 0000000..f378702
--- /dev/null
+++ b/src/Json/Option.cs
@@ -0,0 +1,15 @@
+namespace Dot.Json;
+
+[Verb("json", HelpText = nameof(Str.Json), ResourceType = typeof(Str))]
+public class Option : OptionBase
+{
+    [Option('c', "compress", HelpText = nameof(Str.CompressJson), Default = false, ResourceType = typeof(Str))]
+    public bool Compress { get; set; }
+
+
+    [Option('s', "convert-to-string", HelpText = nameof(Str.FormatJson), Default = false, ResourceType = typeof(Str))]
+    public bool ConvertToString { get; set; }
+
+    [Option('f', "format", HelpText = nameof(Str.FormatJson), Default = true, ResourceType = typeof(Str))]
+    public bool Format { get; set; }
+}
\ No newline at end of file
diff --git a/src/Lang/Str.en-US.resx b/src/Lang/Str.en-US.resx
index 66eb3df..075b05b 100644
--- a/src/Lang/Str.en-US.resx
+++ b/src/Lang/Str.en-US.resx
@@ -155,4 +155,22 @@
     <data name="MaxRecursionDepth" xml:space="preserve">
         <value>Directory search depth</value>
     </data>
+    <data name="InvalidJsonString" xml:space="preserve">
+        <value>Clipboard does not contain correct Json string</value>
+    </data>
+    <data name="Json" xml:space="preserve">
+        <value>JsonTools</value>
+    </data>
+    <data name="CompressJson" xml:space="preserve">
+        <value>Compress Json text</value>
+    </data>
+    <data name="FormatJson" xml:space="preserve">
+        <value>Format JSON text</value>
+    </data>
+    <data name="GeneratorClass" xml:space="preserve">
+        <value>generate entity classes</value>
+    </data>
+    <data name="JsonToString" xml:space="preserve">
+        <value>Json text escaped into a string</value>
+    </data>
 </root>
\ No newline at end of file
diff --git a/src/Lang/Str.resx b/src/Lang/Str.resx
index b67794f..5db689d 100644
--- a/src/Lang/Str.resx
+++ b/src/Lang/Str.resx
@@ -33,6 +33,9 @@
     <data name="PathNotFound" xml:space="preserve">
         <value>指定的路径“{0}”不存在</value>
     </data>
+    <data name="InvalidJsonString" xml:space="preserve">
+        <value>剪贴板未包含正确的Json字符串</value>
+    </data>
     <data name="SearchingFileOK" xml:space="preserve">
         <value>{0} 个文件</value>
     </data>
@@ -45,6 +48,9 @@
     <data name="Ip" xml:space="preserve">
         <value>IP工具</value>
     </data>
+    <data name="Json" xml:space="preserve">
+        <value>Json工具</value>
+    </data>
     <data name="ScreenPixelTool" xml:space="preserve">
         <value>屏幕坐标颜色选取工具</value>
     </data>
@@ -54,6 +60,7 @@
     <data name="TextTobeProcessed" xml:space="preserve">
         <value>要处理的文本（默认取取剪贴板值）</value>
     </data>
+
     <data name="Copied" xml:space="preserve">
         <value>{0}（已复制到剪贴板）</value>
     </data>
@@ -96,6 +103,18 @@
     <data name="GitArgs" xml:space="preserve">
         <value>传递给Git的参数</value>
     </data>
+    <data name="CompressJson" xml:space="preserve">
+        <value>压缩Json文本</value>
+    </data>
+    <data name="FormatJson" xml:space="preserve">
+        <value>格式化Json文本</value>
+    </data>
+    <data name="GeneratorClass" xml:space="preserve">
+        <value>生成实体类</value>
+    </data>
+    <data name="JsonToString" xml:space="preserve">
+        <value>Json文本转义成字符串</value>
+    </data>
     <data name="RandomPasswordGenerator" xml:space="preserve">
         <value>随机密码生成器</value>
     </data>
diff --git a/src/Pwd/Option.cs b/src/Pwd/Option.cs
index cb2a9a5..a360f67 100644
--- a/src/Pwd/Option.cs
+++ b/src/Pwd/Option.cs
@@ -6,10 +6,10 @@ public class Option : OptionBase
     [Flags]
     public enum GenerateTypes
     {
-        Number           = 1
-      , LowerCaseLetter  = 2
-      , UpperCaseLetter  = 4
-      , SpecialCharacter = 8
+        Number           = 0b0001
+      , LowerCaseLetter  = 0b0010
+      , UpperCaseLetter  = 0b0100
+      , SpecialCharacter = 0b1000
     }
 
     [Value(1, Required = true, HelpText = nameof(Str.PwdLength), ResourceType = typeof(Str))]
diff --git a/src/ToolsFactory.cs b/src/ToolsFactory.cs
index 4a46451..0bf3104 100644
--- a/src/ToolsFactory.cs
+++ b/src/ToolsFactory.cs
@@ -17,6 +17,7 @@ public static class ToolsFactory
                  , Color.Option o   => new Color.Main(o)
                  , IP.Option o      => new IP.Main(o)
                  , Git.Option o     => new Git.Main(o)
+                 , Json.Option o    => new Json.Main(o)
                  , _                => throw new ArgumentOutOfRangeException(nameof(option))
                };
     }
diff --git a/src/dot.csproj b/src/dot.csproj
index 5052029..bad8275 100644
--- a/src/dot.csproj
+++ b/src/dot.csproj
@@ -7,7 +7,7 @@
         <ImplicitUsings>enable</ImplicitUsings>
         <RootNamespace>Dot</RootNamespace>
         <AssemblyName>dot</AssemblyName>
-        <Version>1.1.4</Version>
+        <Version>1.1.5</Version>
         <Authors>nsnail</Authors>
         <Copyright>Copyright (c) 2022 nsnail</Copyright>
         <RepositoryUrl>https://github.com/nsnail/dot.git</RepositoryUrl>