diff --git a/Sources/HelloWorldApp/HelloWorldApp.csproj b/Sources/HelloWorldApp/HelloWorldApp.csproj
deleted file mode 100644
index b418a48..0000000
--- a/Sources/HelloWorldApp/HelloWorldApp.csproj
+++ /dev/null
@@ -1,11 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\HelloWorldLib\HelloWorldLib.csproj" />
-  </ItemGroup>
-</Project>
diff --git a/Sources/HelloWorldApp/Program.cs b/Sources/HelloWorldApp/Program.cs
deleted file mode 100644
index 7db4615..0000000
--- a/Sources/HelloWorldApp/Program.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System;
-
-namespace HelloWorldApp
-{
-    class Program
-    {
-        static void Main(string[] args)
-        {
-            Console.WriteLine("Hello World!");
-        }
-    }
-}
diff --git a/Sources/HelloWorldLib/Class1.cs b/Sources/HelloWorldLib/Class1.cs
deleted file mode 100644
index 31eb072..0000000
--- a/Sources/HelloWorldLib/Class1.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using System;
-
-namespace HelloWorldLib
-{
-    ///<summary>
-    ///a sample class
-    ///</summary>
-    public class Class1
-    {
-    }
-}
diff --git a/Sources/HelloWorldLib/HelloWorldLib.csproj b/Sources/HelloWorldLib/HelloWorldLib.csproj
deleted file mode 100644
index b1e238b..0000000
--- a/Sources/HelloWorldLib/HelloWorldLib.csproj
+++ /dev/null
@@ -1,10 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
-  </PropertyGroup>
-
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-</Project>
diff --git a/Sources/Solution.sln b/Sources/Solution.sln
deleted file mode 100644
index 42d22ed..0000000
--- a/Sources/Solution.sln
+++ /dev/null
@@ -1,42 +0,0 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
-VisualStudioVersion = 16.0.810.22
-MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HelloWorldLib", "HelloWorldLib\HelloWorldLib.csproj", "{48BBA997-E63D-48BB-BB2A-538457425F02}"
-EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Tests", "Tests", "{C75DF644-C41F-4A08-8B69-C8554204AC72}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HelloWorldApp", "HelloWorldApp\HelloWorldApp.csproj", "{21365B7E-4A1A-4C37-B140-A9D6FC7A7E50}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HelloWordLib_UnitTests", "Tests\HelloWordLib_UnitTests\HelloWordLib_UnitTests.csproj", "{F9B12DFD-EF58-429F-9344-70DFC10EC6E5}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{48BBA997-E63D-48BB-BB2A-538457425F02}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{48BBA997-E63D-48BB-BB2A-538457425F02}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{48BBA997-E63D-48BB-BB2A-538457425F02}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{48BBA997-E63D-48BB-BB2A-538457425F02}.Release|Any CPU.Build.0 = Release|Any CPU
-		{21365B7E-4A1A-4C37-B140-A9D6FC7A7E50}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{21365B7E-4A1A-4C37-B140-A9D6FC7A7E50}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{21365B7E-4A1A-4C37-B140-A9D6FC7A7E50}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{21365B7E-4A1A-4C37-B140-A9D6FC7A7E50}.Release|Any CPU.Build.0 = Release|Any CPU
-		{F9B12DFD-EF58-429F-9344-70DFC10EC6E5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{F9B12DFD-EF58-429F-9344-70DFC10EC6E5}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{F9B12DFD-EF58-429F-9344-70DFC10EC6E5}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{F9B12DFD-EF58-429F-9344-70DFC10EC6E5}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {4D47853B-D1A3-49A5-84BA-CD2DC65FD105}
-	EndGlobalSection
-	GlobalSection(NestedProjects) = preSolution
-		{F9B12DFD-EF58-429F-9344-70DFC10EC6E5} = {C75DF644-C41F-4A08-8B69-C8554204AC72}
-	EndGlobalSection
-EndGlobal
diff --git a/Sources/Tests/HelloWordLib_UnitTests/HelloWordLib_UnitTests.csproj b/Sources/Tests/HelloWordLib_UnitTests/HelloWordLib_UnitTests.csproj
deleted file mode 100644
index c151d51..0000000
--- a/Sources/Tests/HelloWordLib_UnitTests/HelloWordLib_UnitTests.csproj
+++ /dev/null
@@ -1,25 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
-
-    <IsPackable>false</IsPackable>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.1" />
-    <PackageReference Include="xunit" Version="2.4.2" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.1.2">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\..\HelloWorldLib\HelloWorldLib.csproj" />
-  </ItemGroup>
-</Project>
diff --git a/Sources/Tests/HelloWordLib_UnitTests/UnitTest1.cs b/Sources/Tests/HelloWordLib_UnitTests/UnitTest1.cs
deleted file mode 100644
index 69d7a2a..0000000
--- a/Sources/Tests/HelloWordLib_UnitTests/UnitTest1.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using System;
-using HelloWorldLib;
-using Xunit;
-
-namespace HelloWordLib_UnitTests
-{
-    public class UnitTest1
-    {
-        [Fact]
-        public void Test1()
-        {
-            Class1 c = new Class1();
-            Assert.NotNull(c);
-        }
-    }
-}