diff --git a/sources/OpenMcdf/OpenMcdf.csproj b/sources/OpenMcdf/OpenMcdf.csproj
index 5e3bf2f0..ab456d2b 100644
--- a/sources/OpenMcdf/OpenMcdf.csproj
+++ b/sources/OpenMcdf/OpenMcdf.csproj
@@ -101,14 +101,14 @@ It supports read/write operations on streams and storages and traversal of struc
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
   </ItemGroup>
   <ItemGroup>
-    <None Include="..\..\README.md">
+    <Content Include="..\..\README.md">
       <Pack>True</Pack>
       <PackagePath>\</PackagePath>
-    </None>
-    <None Include="..\icon.png">
+    </Content>
+    <Content Include="..\icon.png">
       <Pack>True</Pack>
       <PackagePath>\</PackagePath>
-    </None>
+    </Content>
     <None Include="OpenMcdf.snk" />
     <None Include="OpenMcdfClassDiagram.cd" />
   </ItemGroup>
diff --git a/sources/Structured Storage Explorer/StructuredStorageExplorer.csproj b/sources/Structured Storage Explorer/StructuredStorageExplorer.csproj
index 3841a2d5..d75bc1f3 100644
--- a/sources/Structured Storage Explorer/StructuredStorageExplorer.csproj	
+++ b/sources/Structured Storage Explorer/StructuredStorageExplorer.csproj	
@@ -1,21 +1,8 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>9.0.30729</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{4F6323A8-9C06-4D94-808F-EBD69B8370D7}</ProjectGuid>
+    <TargetFramework>net48</TargetFramework>
     <OutputType>WinExe</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>StructuredStorageExplorer</RootNamespace>
     <AssemblyName>StucturedStorageExplorer</AssemblyName>
-    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <FileUpgradeFlags>
-    </FileUpgradeFlags>
-    <OldToolsVersion>3.5</OldToolsVersion>
-    <UpgradeBackupLocation />
     <PublishUrl>http://localhost/StucturedStorageExplorer/</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Web</InstallFrom>
@@ -31,94 +18,30 @@
     <IsWebBootstrapper>true</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
-    <TargetFrameworkProfile />
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImportWindowsDesktopTargets>true</ImportWindowsDesktopTargets>
+    <Deterministic>False</Deterministic>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
     <OutputPath>..\..\bin\Debug\StructuredStorageXplorer\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
     <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
     <UseVSHostingProcess>false</UseVSHostingProcess>
     <DocumentationFile>..\..\bin\Debug\StructuredStorageXplorer\StucturedStorageExplorer.XML</DocumentationFile>
-    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
     <OutputPath>..\..\bin\Release\StructuredStorageXplorer\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
     <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
     <DocumentationFile>..\..\bin\Release\StructuredStorageXplorer\StucturedStorageExplorer.XML</DocumentationFile>
-    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup>
-    <SignAssembly>false</SignAssembly>
-  </PropertyGroup>
-  <PropertyGroup>
-    <AssemblyOriginatorKeyFile>
-    </AssemblyOriginatorKeyFile>
+    <AssemblyOriginatorKeyFile></AssemblyOriginatorKeyFile>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Be.Windows.Forms.HexBox, Version=1.4.8.26880, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>lib\Be.Windows.Forms.HexBox.dll</HintPath>
     </Reference>
-    <Reference Include="System" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Deployment" />
-    <Reference Include="System.Drawing" />
-    <Reference Include="System.Windows.Forms" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="PreferencesForm.cs">
-      <SubType>Form</SubType>
-    </Compile>
-    <Compile Include="PreferencesForm.Designer.cs">
-      <DependentUpon>PreferencesForm.cs</DependentUpon>
-    </Compile>
-    <Compile Include="StreamDataProvider.cs" />
-    <Compile Include="Utils.cs" />
-    <Compile Include="MainForm.cs">
-      <SubType>Form</SubType>
-    </Compile>
-    <Compile Include="MainForm.Designer.cs">
-      <DependentUpon>MainForm.cs</DependentUpon>
-    </Compile>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <EmbeddedResource Include="MainForm.resx">
-      <DependentUpon>MainForm.cs</DependentUpon>
-    </EmbeddedResource>
-    <EmbeddedResource Include="PreferencesForm.resx">
-      <DependentUpon>PreferencesForm.cs</DependentUpon>
-    </EmbeddedResource>
-    <EmbeddedResource Include="Properties\Resources.resx">
-      <Generator>ResXFileCodeGenerator</Generator>
-      <LastGenOutput>Resources.Designer.cs</LastGenOutput>
-      <SubType>Designer</SubType>
-    </EmbeddedResource>
-    <Compile Include="Properties\Resources.Designer.cs">
-      <AutoGen>True</AutoGen>
-      <DependentUpon>Resources.resx</DependentUpon>
-      <DesignTime>True</DesignTime>
-    </Compile>
-    <None Include="app.config" />
-    <None Include="Properties\Settings.settings">
-      <Generator>SettingsSingleFileGenerator</Generator>
-      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
-    </None>
-    <Compile Include="Properties\Settings.Designer.cs">
-      <AutoGen>True</AutoGen>
-      <DependentUpon>Settings.settings</DependentUpon>
-      <DesignTimeSharedInput>True</DesignTimeSharedInput>
-    </Compile>
   </ItemGroup>
   <ItemGroup>
     <Content Include="img\disk.png" />
@@ -149,21 +72,10 @@
     <WCFMetadata Include="Service References\" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\OpenMcdf.Extensions\OpenMcdf.Extensions.csproj" AdditionalProperties="TargetFramework=net40">
-      <Project>{db748c1d-d71c-442b-832d-2e33be816cbb}</Project>
-      <Name>OpenMcdf.Extensions</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\OpenMcdf\OpenMcdf.csproj" AdditionalProperties="TargetFramework=net40">
-      <Project>{56e15d4a-8a37-4c7c-bb44-fd59aff220c1}</Project>
-      <Name>OpenMcdf</Name>
-    </ProjectReference>
+    <ProjectReference Include="..\OpenMcdf.Extensions\OpenMcdf.Extensions.csproj" />
+    <ProjectReference Include="..\OpenMcdf\OpenMcdf.csproj" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Remove="InputBox.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
 </Project>
\ No newline at end of file
diff --git a/sources/Test/OpenMcdf.Benchmark/OpenMcdf.Benchmark.csproj b/sources/Test/OpenMcdf.Benchmark/OpenMcdf.Benchmark.csproj
index f20af7c3..fbf19529 100644
--- a/sources/Test/OpenMcdf.Benchmark/OpenMcdf.Benchmark.csproj
+++ b/sources/Test/OpenMcdf.Benchmark/OpenMcdf.Benchmark.csproj
@@ -15,13 +15,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Folder Include="TestFiles\" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <None Include="..\TestFiles\winUnicodeDictionary.doc" Link="TestFiles\winUnicodeDictionary.doc">
+    <Content Include="..\TestFiles\winUnicodeDictionary.doc" Link="TestFiles\winUnicodeDictionary.doc">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
+    </Content>
   </ItemGroup>
 
 </Project>
diff --git a/sources/Test/OpenMcdf.MemTest/OpenMcdf.MemTest.csproj b/sources/Test/OpenMcdf.MemTest/OpenMcdf.MemTest.csproj
index 6f234af0..8ba42ba1 100644
--- a/sources/Test/OpenMcdf.MemTest/OpenMcdf.MemTest.csproj
+++ b/sources/Test/OpenMcdf.MemTest/OpenMcdf.MemTest.csproj
@@ -1,21 +1,9 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>9.0.30729</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{E2BAD82D-3040-462B-BAA2-6E608A9054F4}</ProjectGuid>
+    <TargetFramework>net48</TargetFramework>
     <OutputType>Exe</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>OpenMcdfMemTest</RootNamespace>
     <AssemblyName>OpenMcdfMemTest</AssemblyName>
-    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <FileUpgradeFlags>
-    </FileUpgradeFlags>
-    <OldToolsVersion>3.5</OldToolsVersion>
-    <UpgradeBackupLocation />
     <PublishUrl>http://localhost/OpenMcdfMemTest/</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Web</InstallFrom>
@@ -31,47 +19,15 @@
     <IsWebBootstrapper>true</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
-    <TargetFrameworkProfile />
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
-    <Prefer32Bit>false</Prefer32Bit>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
-    <Prefer32Bit>false</Prefer32Bit>
+    <Deterministic>False</Deterministic>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="OpenMcdf, Version=2.3.0.0, Culture=neutral, PublicKeyToken=fdbb1629d7c00800, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\..\..\bin\Debug\OpenMcdf\net40\OpenMcdf.dll</HintPath>
     </Reference>
-    <Reference Include="System" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="app.config">
-      <SubType>Designer</SubType>
-    </None>
-    <None Include="testfile\report.xls" />
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
@@ -90,12 +46,4 @@
       <Install>true</Install>
     </BootstrapperPackage>
   </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
 </Project>
\ No newline at end of file
diff --git a/sources/Test/OpenMcdf.PerfTest/OpenMcdf.PerfTest.csproj b/sources/Test/OpenMcdf.PerfTest/OpenMcdf.PerfTest.csproj
index 3c21ea62..4834473d 100644
--- a/sources/Test/OpenMcdf.PerfTest/OpenMcdf.PerfTest.csproj
+++ b/sources/Test/OpenMcdf.PerfTest/OpenMcdf.PerfTest.csproj
@@ -1,21 +1,7 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>9.0.30729</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{7077508F-B313-4DF6-8855-4764911BE161}</ProjectGuid>
+    <TargetFramework>net48</TargetFramework>
     <OutputType>Exe</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>OpenMcdf.PerfTest</RootNamespace>
-    <AssemblyName>OpenMcdf.PerfTest</AssemblyName>
-    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <FileUpgradeFlags>
-    </FileUpgradeFlags>
-    <OldToolsVersion>3.5</OldToolsVersion>
-    <UpgradeBackupLocation />
     <PublishUrl>http://localhost/OpenMcdfPerfTest/</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Web</InstallFrom>
@@ -31,41 +17,13 @@
     <IsWebBootstrapper>true</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
-    <TargetFrameworkProfile />
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
-    <Prefer32Bit>false</Prefer32Bit>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
-    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="OpenMcdf">
       <HintPath>..\..\..\bin\Debug\OpenMcdf\net40\OpenMcdf.dll</HintPath>
     </Reference>
-    <Reference Include="System" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="Helpers.cs" />
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
@@ -84,15 +42,4 @@
       <Install>true</Install>
     </BootstrapperPackage>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="app.config" />
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
 </Project>
\ No newline at end of file