diff --git a/Progrart.Core/JSExecution/ExecutionEngine.cs b/Progrart.Core/JSExecution/ExecutionEngine.cs
index 4cdcf87..a019a7a 100644
--- a/Progrart.Core/JSExecution/ExecutionEngine.cs
+++ b/Progrart.Core/JSExecution/ExecutionEngine.cs
@@ -83,6 +83,36 @@ namespace Progrart.Core.JSExecution
 			_obj.Set("floor", JsObject.FromObject(Engine, (object)MathFunctions.floor));
 			_obj.Set("sinh", JsObject.FromObject(Engine, (object)MathFunctions.sinh));
 			_obj.Set("cosh", JsObject.FromObject(Engine, (object)MathFunctions.cosh));
+			Engine.SetValue("random", JsObject.FromObject(Engine, (int seed) =>
+			{
+				var obj = new JsObject(Engine);
+				Random random = new Random(seed);
+				obj.Set("Next", JsObject.FromObject(Engine, () =>
+				{
+					return random.Next();
+				}));
+				obj.Set("NextMax", JsObject.FromObject(Engine, (int max) =>
+				{
+					return random.Next(max);
+				}));
+				obj.Set("NextFloat", JsObject.FromObject(Engine, () => random.NextDouble()));
+				return obj;
+			}));
+			Engine.SetValue("random_undetermined", JsObject.FromObject(Engine, () =>
+			{
+				var obj = new JsObject(Engine);
+				Random random = new Random();
+				obj.Set("Next", JsObject.FromObject(Engine, () =>
+				{
+					return random.Next();
+				}));
+				obj.Set("NextMax", JsObject.FromObject(Engine, (int max) =>
+				{
+					return random.Next(max);
+				}));
+				obj.Set("NextFloat", JsObject.FromObject(Engine, () => random.NextDouble()));
+				return obj;
+			}));
 		}
 		string formSymbol(Dictionary<string, string> symbols)
 		{
diff --git a/Progrart.Desktop/Progrart.Desktop.csproj b/Progrart.Desktop/Progrart.Desktop.csproj
index 44231bb..3ef6471 100644
--- a/Progrart.Desktop/Progrart.Desktop.csproj
+++ b/Progrart.Desktop/Progrart.Desktop.csproj
@@ -1,39 +1,33 @@
 <Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
-		<OutputType>WinExe</OutputType>
-		<!--If you are willing to use platform-specific APIs, use conditional compilation.
+		<OutputType>WinExe</OutputType><!--If you are willing to use platform-specific APIs, use conditional compilation.
     See https://docs.avaloniaui.net/docs/guides/platforms/platform-specific-code/dotnet for more details.-->
 		<TargetFramework>net10.0</TargetFramework>
 		<Nullable>enable</Nullable>
 		<PublishAot>true</PublishAot>
+		<AssemblyName>ProgrartDesktop</AssemblyName>
 	</PropertyGroup>
-
 	<PropertyGroup>
 		<ApplicationManifest>app.manifest</ApplicationManifest>
 		<ApplicationIcon>progrart_app_icon.ico</ApplicationIcon>
 	</PropertyGroup>
-
 	<ItemGroup>
-		<Content Include="progrart_app_icon.ico" />
+		<Content Include="progrart_app_icon.ico"/>
 	</ItemGroup>
-
 	<ItemGroup>
-		<TrimmerRootAssembly Include="Progrart" />
-		<TrimmerRootAssembly Include="Progrart.Core" />
-		<TrimmerRootAssembly Include="Jint" />
+		<TrimmerRootAssembly Include="Progrart"/>
+		<TrimmerRootAssembly Include="Progrart.Core"/>
+		<TrimmerRootAssembly Include="Jint"/>
 	</ItemGroup>
-
 	<ItemGroup>
-		<PackageReference Include="Avalonia.Desktop" />
-		<!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
+		<PackageReference Include="Avalonia.Desktop"/><!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
 		<PackageReference Include="Avalonia.Diagnostics">
-			<IncludeAssets Condition="'$(Configuration)' != 'Debug'">None</IncludeAssets>
-			<PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
+			<IncludeAssets Condition="&apos;$(Configuration)&apos; != &apos;Debug&apos;">None</IncludeAssets>
+			<PrivateAssets Condition="&apos;$(Configuration)&apos; != &apos;Debug&apos;">All</PrivateAssets>
 		</PackageReference>
-		<PackageReference Include="SkiaSharp.NativeAssets.Linux" />
+		<PackageReference Include="SkiaSharp.NativeAssets.Linux"/>
 	</ItemGroup>
-
 	<ItemGroup>
-		<ProjectReference Include="..\Progrart\Progrart.csproj" />
+		<ProjectReference Include="..\Progrart\Progrart.csproj"/>
 	</ItemGroup>
-</Project>
+</Project>
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