diff --git a/Remotion/Development/Web/ResourceHosting/ResourceVirtualPathProvider.cs b/Remotion/Development/Web/ResourceHosting/ResourceVirtualPathProvider.cs
index 602c3b9b7e..a955683f86 100644
--- a/Remotion/Development/Web/ResourceHosting/ResourceVirtualPathProvider.cs
+++ b/Remotion/Development/Web/ResourceHosting/ResourceVirtualPathProvider.cs
@@ -101,7 +101,8 @@ public bool IsMappedPath (string virtualPath)
       if (!checkPath.StartsWith(_resourceRoot, StringComparison.OrdinalIgnoreCase))
         return false;
 
-      return GetResourcePathMapping(checkPath) != null;
+      var result = GetResourcePathMapping(checkPath) != null;
+      return result;
     }
 
     public override bool FileExists (string virtualPath)
@@ -201,7 +202,7 @@ private ResourceVirtualFile GetResourceVirtualFile (string virtualPath)
       if (mapping != null)
       {
         var resourceRootPath = CombineVirtualPath(_resourceRoot, mapping.VirtualPath);
-        var directoryRelativePath = MakeRelativeVirtualPath(resourceRootPath, appRelativeVirtualPath).Replace('/', '\\');
+        var directoryRelativePath = MakeRelativeVirtualPath(resourceRootPath, appRelativeVirtualPath).Replace('/', Path.DirectorySeparatorChar);
         var directory = Path.GetFullPath(Path.Combine(GetProjectRoot(), mapping.RelativeFileSystemPath));
         var filePath = Path.Combine(directory, directoryRelativePath);
 
@@ -232,7 +233,7 @@ private ResourceVirtualDirectory GetResourceVirtualDirectory (string virtualDir)
       {
         displayName = mapping.VirtualPath.TrimEnd('/');
         var resourceRootPath = CombineVirtualPath(_resourceRoot, mapping.VirtualPath);
-        var directoryRelativePath = MakeRelativeVirtualPath(resourceRootPath, appRelativeVirtualPath).Replace('/', '\\');
+        var directoryRelativePath = MakeRelativeVirtualPath(resourceRootPath, appRelativeVirtualPath).Replace('/', Path.DirectorySeparatorChar);
         var mappedRootDirectory = Path.GetFullPath(Path.Combine(GetProjectRoot(), mapping.RelativeFileSystemPath));
         var absolutePath = Path.Combine(mappedRootDirectory, directoryRelativePath);
 
diff --git a/Remotion/ObjectBinding/Web.Compatibility.UnitTests/ObjectBinding.Web.Compatibility.UnitTests.csproj b/Remotion/ObjectBinding/Web.Compatibility.UnitTests/ObjectBinding.Web.Compatibility.UnitTests.csproj
index e0f7ef945b..2059f6ab4c 100644
--- a/Remotion/ObjectBinding/Web.Compatibility.UnitTests/ObjectBinding.Web.Compatibility.UnitTests.csproj
+++ b/Remotion/ObjectBinding/Web.Compatibility.UnitTests/ObjectBinding.Web.Compatibility.UnitTests.csproj
@@ -20,5 +20,8 @@
     <ProjectReference Include="..\Web.Compatibility\ObjectBinding.Web.Compatibility.csproj" />
     <ProjectReference Include="..\Web\ObjectBinding.Web.csproj" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="CoreForms.Web" />
+  </ItemGroup>
   <Import Project="..\..\..\Build\Shared.build.targets" />
 </Project>
\ No newline at end of file
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.IntegrationTests/App.config b/Remotion/ObjectBinding/Web.Development.WebTesting.IntegrationTests/App.config
index c7fcf48436..8e78f2173d 100644
--- a/Remotion/ObjectBinding/Web.Development.WebTesting.IntegrationTests/App.config
+++ b/Remotion/ObjectBinding/Web.Development.WebTesting.IntegrationTests/App.config
@@ -23,20 +23,20 @@
       asyncJavaScriptTimeout="00:00:10"
       headless="true"
       webApplicationRoot="http://localhost:60402/"
-      screenshotDirectory=".\WebTestingOutput"
-      logsDirectory=".\WebTestingOutput"
+      screenshotDirectory="./WebTestingOutput"
+      logsDirectory="./WebTestingOutput"
       closeBrowserWindowsOnSetUpAndTearDown="false"
       cleanUpUnmatchedDownloadedFiles="false"
       requestErrorDetectionStrategy="AspNet">
     <hosting name="AspNetCore" type="AspNetCore" port="60402" hostname="localhost" useHttps="false"/>
-    <testSiteLayout rootPath=".\..\..\..\..\Web.Development.WebTesting.TestSite" processPath="bin\Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.exe">
+    <testSiteLayout rootPath="./../../../../Web.Development.WebTesting.TestSite" processPath="dotnet" processArguments="exec bin/Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.dll">
     <resources>
-        <add path="..\..\ObjectBinding\Sample\res" />
-        <add path="..\..\ObjectBinding\Web\res" />
-        <add path="..\..\ObjectBinding\Web.ClientScript\bin" />
-        <add path="..\..\ObjectBinding\Web.Development.WebTesting.TestSite.Shared" />
-        <add path="..\..\Web\Core\res" />
-        <add path="..\..\Web\ClientScript\bin" />
+        <add path="../../ObjectBinding/Sample/res" />
+        <add path="../../ObjectBinding/Web/Res" />
+        <add path="../../ObjectBinding/Web.ClientScript/bin" />
+        <add path="../../ObjectBinding/Web.Development.WebTesting.TestSite.Shared" />
+        <add path="../../Web/Core/Res" />
+        <add path="../../Web/ClientScript/bin" />
       </resources>
     </testSiteLayout>
     <chrome disableSecurityWarningsBehavior="Ignore" />
@@ -50,7 +50,7 @@
       </layout>
     </appender>
     <appender name="FileAppender" type="log4net.Appender.FileAppender">
-      <file value=".\WebTestingOutput\ObjectBinding.WebTestingFramework.log" />
+      <file value="./WebTestingOutput/ObjectBinding.WebTestingFramework.log" />
       <appendToFile value="true" />
       <layout type="log4net.Layout.PatternLayout">
         <conversionPattern value="%date [%thread] %-5level %logger - %message%newline" />
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite.Shared/ControlTestForm.aspx.cs b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite.Shared/ControlTestForm.aspx.cs
index 452f337266..5f45a7f89e 100644
--- a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite.Shared/ControlTestForm.aspx.cs
+++ b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite.Shared/ControlTestForm.aspx.cs
@@ -57,7 +57,7 @@ protected override void OnLoad (EventArgs e)
 
     private void LoadUserControl ()
     {
-      var control = LoadControl(CurrentFunction.UserControl);
+    var control = LoadControl(CurrentFunction.UserControl);
       _dataEditControl = (IDataEditControl)control;
       _dataEditControl.ID = "DataEditControl";
 
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/App.config b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/App.config
index bd8e50dbd2..84361d3580 100644
--- a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/App.config
+++ b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/App.config
@@ -5,39 +5,43 @@
   http://go.microsoft.com/fwlink/?LinkId=169433
   -->
 <configuration>
-  <configSections>
-    <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
-  </configSections>
+    <configSections>
+        <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
+    </configSections>
 
-  <appSettings>
-    <add key="ValidationSettings:UnobtrusiveValidationMode" value="None" />
-  </appSettings>
+    <appSettings>
+        <add key="ValidationSettings:UnobtrusiveValidationMode" value="None" />
+    </appSettings>
+
+    <system.web>
+        <globalization culture="de-AT" uiCulture="en-US" />
+        <compilation debug="true">
+            <assemblies>
+                <add assembly="System.Drawing.Primitives" />
+                <add assembly="System.ComponentModel.Primitives" />
+            </assemblies>
+        </compilation>
+        <httpModules>
+            <add name="Session" type="System.Web.SessionState.SessionStateModule" />
+        </httpModules>
+        <httpRuntime requestValidationMode="2.0" />
+        <pages validateRequest="false">
+            <controls>
+                <add tagPrefix="asp" namespace="System.Web.UI" assembly="CoreForms.Web.Extensions" />
+                <add tagPrefix="asp" namespace="System.Web.UI.WebControls" assembly="CoreForms.Web.Extensions" />
+                <add tagPrefix="asp" namespace="System.Web.UI.WebControls.Expressions"
+                        assembly="CoreForms.Web.Extensions" />
+                <add tagPrefix="remotion" namespace="Remotion.Web.UI.Controls" assembly="Remotion.Web" />
+                <add tagPrefix="remotion" namespace="Remotion.ObjectBinding.Web.UI.Controls"
+                        assembly="Remotion.ObjectBinding.Web" />
+                <add tagPrefix="testsite"
+                        namespace="Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.Shared.Controls"
+                        assembly="Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.Shared" />
+            </controls>
+        </pages>
+        <httpHandlers>
+            <add verb="*" path="*.wxe" type="Remotion.Web.ExecutionEngine.WxeHandler, Remotion.Web" />
+        </httpHandlers>
+    </system.web>
 
-  <system.web>
-    <globalization culture="de-AT" uiCulture="en-US"/>
-    <compilation debug="true">
-      <assemblies>
-        <add assembly="System.Drawing.Primitives"/>
-      </assemblies>
-    </compilation>
-    <httpModules>
-      <add name="Session" type="System.Web.SessionState.SessionStateModule"/> 
-    </httpModules>
-    <httpRuntime requestValidationMode="2.0" />
-    <pages validateRequest="false">
-      <controls>
-        <add tagPrefix="asp" namespace="System.Web.UI" assembly="CoreForms.Web.Extensions"/>
-        <add tagPrefix="asp" namespace="System.Web.UI.WebControls" assembly="CoreForms.Web.Extensions"/>
-        <add tagPrefix="asp" namespace="System.Web.UI.WebControls.Expressions" assembly="CoreForms.Web.Extensions"/>
-        <add tagPrefix="remotion" namespace="Remotion.Web.UI.Controls" assembly="Remotion.Web" />
-        <add tagPrefix="remotion" namespace="Remotion.ObjectBinding.Web.UI.Controls" assembly="Remotion.ObjectBinding.Web" />
-        <add tagPrefix="testsite" namespace="Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.Shared.Controls"
-            assembly="Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.Shared" />
-      </controls>
-    </pages>
-    <httpHandlers>
-      <add verb="*" path="*.wxe" type="Remotion.Web.ExecutionEngine.WxeHandler, Remotion.Web" />
-    </httpHandlers>
-  </system.web>
- 
 </configuration>
\ No newline at end of file
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Properties/launchSettings.json b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Properties/launchSettings.json
index 49eb7a4c7d..f060508519 100644
--- a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Properties/launchSettings.json
+++ b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Properties/launchSettings.json
@@ -19,11 +19,12 @@
     "ObjectBinding.Web.Development.WebTesting.TestSite": {
       "commandName": "Project",
       "dotnetRunMessages": "true",
-      "launchBrowser": true,
+      "launchBrowser": false,
       "launchUrl": "index.html",
       "applicationUrl": "https://localhost:50543;http://localhost:50500",
       "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
+        "ASPNETCORE_ENVIRONMENT": "Development",
+        "DOTNET_ROOT": "/usr/share/dotnet"
       }
     }
   }
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Global.asax b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/global.asax
similarity index 100%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Global.asax
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/global.asax
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Global.asax.cs b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/global.asax.cs
similarity index 91%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Global.asax.cs
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/global.asax.cs
index cf032bc044..532b7fdba3 100644
--- a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/Global.asax.cs
+++ b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/global.asax.cs
@@ -106,14 +106,14 @@ private static void RegisterResourceVirtualPathProvider ()
       s_resourceVirtualPathProvider = new ResourceVirtualPathProvider(
           new[]
           {
-              new ResourcePathMapping("Remotion.ObjectBinding.Sample/Image", @$"..\..\ObjectBinding\Sample\res\Image"),
-              new ResourcePathMapping("Remotion.ObjectBinding.Web/Html", @$"..\..\ObjectBinding\Web.ClientScript\bin\{configuration}\dist"),
-              new ResourcePathMapping("Remotion.ObjectBinding.Web/Themes", @"..\..\ObjectBinding\Web\res\Themes"),
-              new ResourcePathMapping("Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.Shared", @"..\..\ObjectBinding\Web.Development.WebTesting.TestSite.Shared"),
-              new ResourcePathMapping("Remotion.Web/Html", @$"..\..\Web\ClientScript\bin\{configuration}\dist"),
-              new ResourcePathMapping("Remotion.Web/Image", @"..\..\Web\Core\res\Image"),
-              new ResourcePathMapping("Remotion.Web/Themes", @"..\..\Web\Core\res\Themes"),
-              new ResourcePathMapping("Remotion.Web/UI", @"..\..\Web\Core\res\UI"),
+              new ResourcePathMapping("Remotion.ObjectBinding.Sample/Image", @$"../../ObjectBinding/Sample/res/Image"),
+              new ResourcePathMapping("Remotion.ObjectBinding.Web/Html", @$"../../ObjectBinding/Web.ClientScript/bin/{configuration}/dist"),
+              new ResourcePathMapping("Remotion.ObjectBinding.Web/Themes", @"../../ObjectBinding/Web/Res/Themes"),
+              new ResourcePathMapping("Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.Shared", @"../../ObjectBinding/Web.Development.WebTesting.TestSite.Shared"),
+              new ResourcePathMapping("Remotion.Web/Html", @$"../../Web/ClientScript/bin/{configuration}/dist"),
+              new ResourcePathMapping("Remotion.Web/Image", @"../../Web/Core/Res/Image"),
+              new ResourcePathMapping("Remotion.Web/Themes", @"../../Web/Core/Res/Themes"),
+              new ResourcePathMapping("Remotion.Web/UI", @"../../Web/Core/Res/UI"),
           },
           FileExtensionHandlerMapping.Default);
       s_resourceVirtualPathProvider.Register();
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/2D15EFA6-AC6C-4b35-8678-8AE55E0D8ECC b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/2d15efa6-ac6c-4b35-8678-8ae55e0d8ecc
similarity index 100%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/2D15EFA6-AC6C-4b35-8678-8AE55E0D8ECC
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/2d15efa6-ac6c-4b35-8678-8ae55e0d8ecc
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/774E8412-FA31-46c6-B9F5-703DCB91CE24 b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/774e8412-fa31-46c6-b9f5-703dcb91ce24
similarity index 100%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/774E8412-FA31-46c6-B9F5-703DCB91CE24
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/774e8412-fa31-46c6-b9f5-703dcb91ce24
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/EFBF1D71-D05A-46c4-8E30-0287307042C3 b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/efbf1d71-d05a-46c4-8e30-0287307042c3
similarity index 100%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/EFBF1D71-D05A-46c4-8E30-0287307042C3
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Job/efbf1d71-d05a-46c4-8e30-0287307042c3
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000A b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000a
similarity index 100%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000A
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000a
diff --git a/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000F b/Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000f
similarity index 100%
rename from Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000F
rename to Remotion/ObjectBinding/Web.Development.WebTesting.TestSite/objects/Remotion.ObjectBinding.Sample.Person/00000000-0000-0000-0000-00000000000f
diff --git a/Remotion/ObjectBinding/Web.IntegrationTests/App.config b/Remotion/ObjectBinding/Web.IntegrationTests/App.config
index c545d9008b..bb8aad31f1 100644
--- a/Remotion/ObjectBinding/Web.IntegrationTests/App.config
+++ b/Remotion/ObjectBinding/Web.IntegrationTests/App.config
@@ -20,20 +20,20 @@
       asyncJavaScriptTimeout="00:00:10"
       headless="true"
       webApplicationRoot="http://localhost:60402/"
-      screenshotDirectory=".\WebTestingOutput"
-      logsDirectory=".\WebTestingOutput"
+      screenshotDirectory="./WebTestingOutput"
+      logsDirectory="./WebTestingOutput"
       closeBrowserWindowsOnSetUpAndTearDown="false"
       cleanUpUnmatchedDownloadedFiles="false"
       requestErrorDetectionStrategy="AspNet">
     <hosting name="AspNetCore" type="AspNetCore" port="60402" hostname="localhost" useHttps="false"/>
-    <testSiteLayout rootPath=".\..\..\..\..\Web.Development.WebTesting.TestSite" processPath="bin\Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.exe">
+    <testSiteLayout rootPath="./../../../../Web.Development.WebTesting.TestSite" processPath="dotnet" processArguments="exec bin/Remotion.ObjectBinding.Web.Development.WebTesting.TestSite.dll">
     <resources>
-        <add path="..\..\ObjectBinding\Sample\res" />
-        <add path="..\..\ObjectBinding\Web\res" />
-        <add path="..\..\ObjectBinding\Web.ClientScript\bin" />
-        <add path="..\..\ObjectBinding\Web.Development.WebTesting.TestSite.Shared" />
-        <add path="..\..\Web\Core\res" />
-        <add path="..\..\Web\ClientScript\bin" />
+        <add path="../../ObjectBinding/Sample/res" />
+        <add path="../../ObjectBinding/Web/Res" />
+        <add path="../../ObjectBinding/Web.ClientScript/bin" />
+        <add path="../../ObjectBinding/Web.Development.WebTesting.TestSite.Shared" />
+        <add path="../../Web/Core/Res" />
+        <add path="../../Web/ClientScript/bin" />
       </resources>
     </testSiteLayout>
     <remoteDriver enabled="false" url="http://localhost:4444" />
@@ -45,7 +45,7 @@
       </layout>
     </appender>
     <appender name="FileAppender" type="log4net.Appender.FileAppender">
-      <file value=".\WebTestingOutput\ObjectBinding.WebTestingFramework.log" />
+      <file value="./WebTestingOutput/ObjectBinding.WebTestingFramework.log" />
       <appendToFile value="true" />
       <layout type="log4net.Layout.PatternLayout">
         <conversionPattern value="%date [%thread] %-5level %logger - %message%newline" />
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaGray/Html/BocCheckBox.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaGray/Html/BocCheckbox.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaGray/Html/BocCheckBox.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaGray/Html/BocCheckbox.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocAutoCompleteReferenceValue.UI.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocAutoCompleteReferenceValue.UI.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocAutoCompleteReferenceValue.UI.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocAutoCompleteReferenceValue.UI.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocAutoCompleteReferenceValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocAutoCompleteReferenceValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocAutoCompleteReferenceValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocAutoCompleteReferenceValue.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocBooleanValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocBooleanValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocBooleanValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocBooleanValue.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocCheckBox.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocCheckbox.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocCheckBox.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocCheckbox.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocDateTimeValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocDateTimeValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocDateTimeValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocDateTimeValue.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocEnumValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocEnumValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocEnumValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocEnumValue.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocList.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocList.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocList.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocList.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocMultilineTextValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocMultilineTextValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocMultilineTextValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocMultilineTextValue.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocReferenceValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocReferenceValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocReferenceValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocReferenceValue.css
diff --git a/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocTextValue.css b/Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocTextValue.css
similarity index 100%
rename from Remotion/ObjectBinding/Web/Res/Themes/NovaViso/HTML/BocTextValue.css
rename to Remotion/ObjectBinding/Web/Res/Themes/NovaViso/Html/BocTextValue.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/Common.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/Common.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/Common.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/Common.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/DatePicker.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/DatePicker.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/DatePicker.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/DatePicker.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/DropDownMenu.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/DropDownMenu.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/DropDownMenu.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/DropDownMenu.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/ExecutionEngine.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/ExecutionEngine.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/ExecutionEngine.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/ExecutionEngine.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/FormGrid.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/FormGrid.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/FormGrid.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/FormGrid.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/ListMenu.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/ListMenu.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/ListMenu.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/ListMenu.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/Roboto-Bold.ttf b/Remotion/Web/Core/Res/Themes/NovaGray/Html/Roboto-Bold.ttf
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/Roboto-Bold.ttf
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/Roboto-Bold.ttf
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/Roboto-Medium.ttf b/Remotion/Web/Core/Res/Themes/NovaGray/Html/Roboto-Medium.ttf
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/Roboto-Medium.ttf
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/Roboto-Medium.ttf
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/Roboto-Regular.ttf b/Remotion/Web/Core/Res/Themes/NovaGray/Html/Roboto-Regular.ttf
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/Roboto-Regular.ttf
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/Roboto-Regular.ttf
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/SingleView.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/SingleView.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/SingleView.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/SingleView.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/SmartPage.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/SmartPage.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/SmartPage.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/SmartPage.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/Style.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/Style.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/Style.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/Style.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/StyleUtility.js b/Remotion/Web/Core/Res/Themes/NovaGray/Html/StyleUtility.js
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/StyleUtility.js
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/StyleUtility.js
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/TabStrip.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/TabStrip.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/TabStrip.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/TabStrip.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/TabbedMenu.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/TabbedMenu.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/TabbedMenu.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/TabbedMenu.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/TabbedMultiView.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/TabbedMultiView.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/TabbedMultiView.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/TabbedMultiView.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/TreeView.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/TreeView.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/TreeView.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/TreeView.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaGray/HTML/WebButton.css b/Remotion/Web/Core/Res/Themes/NovaGray/Html/WebButton.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaGray/HTML/WebButton.css
rename to Remotion/Web/Core/Res/Themes/NovaGray/Html/WebButton.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/Common.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/Common.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/Common.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/Common.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/DatePicker.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/DatePicker.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/DatePicker.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/DatePicker.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/DropDownMenu.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/DropDownMenu.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/DropDownMenu.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/DropDownMenu.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/ExecutionEngine.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/ExecutionEngine.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/ExecutionEngine.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/ExecutionEngine.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/FormGrid.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/FormGrid.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/FormGrid.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/FormGrid.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/ListMenu.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/ListMenu.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/ListMenu.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/ListMenu.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-Bold.ttf b/Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-Bold.ttf
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-Bold.ttf
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-Bold.ttf
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-License.txt b/Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-License.txt
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-License.txt
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-License.txt
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-Medium.ttf b/Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-Medium.ttf
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-Medium.ttf
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-Medium.ttf
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-Regular.ttf b/Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-Regular.ttf
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/Roboto-Regular.ttf
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/Roboto-Regular.ttf
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/SingleView.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/SingleView.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/SingleView.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/SingleView.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/SmartPage.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/SmartPage.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/SmartPage.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/SmartPage.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/Style.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/Style.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/Style.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/Style.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/StyleUtility.js b/Remotion/Web/Core/Res/Themes/NovaViso/Html/StyleUtility.js
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/StyleUtility.js
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/StyleUtility.js
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/TabStrip.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/TabStrip.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/TabStrip.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/TabStrip.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/TabbedMenu.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/TabbedMenu.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/TabbedMenu.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/TabbedMenu.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/TabbedMultiView.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/TabbedMultiView.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/TabbedMultiView.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/TabbedMultiView.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/TreeView.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/TreeView.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/TreeView.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/TreeView.css
diff --git a/Remotion/Web/Core/Res/Themes/NovaViso/HTML/WebButton.css b/Remotion/Web/Core/Res/Themes/NovaViso/Html/WebButton.css
similarity index 100%
rename from Remotion/Web/Core/Res/Themes/NovaViso/HTML/WebButton.css
rename to Remotion/Web/Core/Res/Themes/NovaViso/Html/WebButton.css
diff --git a/Remotion/Web/Core/Web.Core.csproj b/Remotion/Web/Core/Web.Core.csproj
index 8a7e642c0d..416abd15a9 100644
--- a/Remotion/Web/Core/Web.Core.csproj
+++ b/Remotion/Web/Core/Web.Core.csproj
@@ -37,6 +37,7 @@
   <ItemGroup>
     <PackageReference Include="Remotion.ThirdPartyDependency.RobotoFonts" />
     <PackageReference Include="Remotion.ThirdPartyDependency.System.Web" />
+    <PackageReference Include="System.CodeDom" />
   </ItemGroup>
   <Target Name="EnsureClientScriptResourcesAreIncluded" BeforeTargets="Pack">
     <Error Text="Client script resources were not found." Condition="'@(_clientScriptResources)' == ''"/>
diff --git a/Remotion/Web/Development.WebTesting.IntegrationTests/App.config b/Remotion/Web/Development.WebTesting.IntegrationTests/App.config
index ed1ffcd8a0..cc367baaaa 100644
--- a/Remotion/Web/Development.WebTesting.IntegrationTests/App.config
+++ b/Remotion/Web/Development.WebTesting.IntegrationTests/App.config
@@ -23,17 +23,17 @@
       asyncJavaScriptTimeout="00:00:10"
       headless="true"
       webApplicationRoot="http://localhost:60401/"
-      screenshotDirectory=".\WebTestingOutput"
-      logsDirectory=".\WebTestingOutput"
+      screenshotDirectory="./WebTestingOutput"
+      logsDirectory="./WebTestingOutput"
       closeBrowserWindowsOnSetUpAndTearDown="false"
       cleanUpUnmatchedDownloadedFiles="false"
       requestErrorDetectionStrategy="Remotion.Web.Development.WebTesting.IntegrationTests.DiagnosticInformationCollectingRequestErrorDetectionStrategy, Remotion.Web.Development.WebTesting.IntegrationTests">
     <hosting name="AspNetCore" type="AspNetCore" port="60401" hostname="localhost" useHttps="false"/>
-    <testSiteLayout rootPath=".\..\..\..\..\Development.WebTesting.TestSite" processPath="bin\Remotion.Web.Development.WebTesting.TestSite.exe">
+    <testSiteLayout rootPath="./../../../../Development.WebTesting.TestSite" processPath="dotnet" processArguments="exec bin/Remotion.Web.Development.WebTesting.TestSite.dll">
       <resources>
-        <add path="..\..\Web\Core\res" />
-        <add path="..\..\Web\ClientScript\bin" />
-        <add path="..\..\Web\Development.WebTesting.TestSite.Shared" />
+        <add path="../../Web/Core/Res" />
+        <add path="../../Web/ClientScript/bin" />
+        <add path="../../Web/Development.WebTesting.TestSite.Shared" />
       </resources>
     </testSiteLayout>
     <chrome disableSecurityWarningsBehavior="Automatic" />
@@ -47,7 +47,7 @@
       </layout>
     </appender>
     <appender name="FileAppender" type="log4net.Appender.FileAppender">
-      <file value=".\WebTestingOutput\Web.Development.WebTesting.IntegrationTests.log" />
+      <file value="./WebTestingOutput/Web.Development.WebTesting.IntegrationTests.log" />
       <appendToFile value="true" />
       <layout type="log4net.Layout.PatternLayout">
         <conversionPattern value="%date [%thread] %-5level %logger - %message%newline" />
diff --git a/Remotion/Web/Development.WebTesting.TestSite/Global.asax b/Remotion/Web/Development.WebTesting.TestSite/Global.asax
deleted file mode 100644
index 5136e8a207..0000000000
--- a/Remotion/Web/Development.WebTesting.TestSite/Global.asax
+++ /dev/null
@@ -1 +0,0 @@
-<%@ Application Codebehind="Global.asax.cs" Inherits="Remotion.Web.Development.WebTesting.TestSite.Global" Language="C#" %>
\ No newline at end of file
diff --git a/Remotion/Web/Development.WebTesting.TestSite/global.asax b/Remotion/Web/Development.WebTesting.TestSite/global.asax
new file mode 100644
index 0000000000..4b0968f70c
--- /dev/null
+++ b/Remotion/Web/Development.WebTesting.TestSite/global.asax
@@ -0,0 +1 @@
+<%@ Application Codebehind="global.asax.cs" Inherits="Remotion.Web.Development.WebTesting.TestSite.Global" Language="C#" %>
\ No newline at end of file
diff --git a/Remotion/Web/Development.WebTesting.TestSite/Global.asax.cs b/Remotion/Web/Development.WebTesting.TestSite/global.asax.cs
similarity index 92%
rename from Remotion/Web/Development.WebTesting.TestSite/Global.asax.cs
rename to Remotion/Web/Development.WebTesting.TestSite/global.asax.cs
index be009a8bf5..873d3ca061 100644
--- a/Remotion/Web/Development.WebTesting.TestSite/Global.asax.cs
+++ b/Remotion/Web/Development.WebTesting.TestSite/global.asax.cs
@@ -58,11 +58,11 @@ private static void RegisterResourceVirtualPathProvider ()
       _resourceVirtualPathProvider = new ResourceVirtualPathProvider(
           new[]
           {
-              new ResourcePathMapping("Remotion.Web/Html", @$"..\..\Web\ClientScript\bin\{configuration}\dist"),
-              new ResourcePathMapping("Remotion.Web/Image", @"..\..\Web\Core\res\Image"),
-              new ResourcePathMapping("Remotion.Web/Themes", @"..\..\Web\Core\res\Themes"),
-              new ResourcePathMapping("Remotion.Web/UI", @"..\..\Web\Core\res\UI"),
-              new ResourcePathMapping("Remotion.Web.Development.WebTesting.TestSite.Shared", @"..\..\Web\Development.WebTesting.TestSite.Shared")
+              new ResourcePathMapping("Remotion.Web/Html", @$"../../Web/ClientScript/bin/{configuration}/dist"),
+              new ResourcePathMapping("Remotion.Web/Image", @"../../Web/Core/Res/Image"),
+              new ResourcePathMapping("Remotion.Web/Themes", @"../../Web/Core/Res/Themes"),
+              new ResourcePathMapping("Remotion.Web/UI", @"../../Web/Core/Res/UI"),
+              new ResourcePathMapping("Remotion.Web.Development.WebTesting.TestSite.Shared", @"../../Web/Development.WebTesting.TestSite.Shared")
           },
           fileExtensionHandlerMapping.ToArray());
       _resourceVirtualPathProvider.Register();
diff --git a/Remotion/Web/Development.WebTesting/Utilities/ProcessUtils.cs b/Remotion/Web/Development.WebTesting/Utilities/ProcessUtils.cs
index d51d9454e5..45c83b65a6 100644
--- a/Remotion/Web/Development.WebTesting/Utilities/ProcessUtils.cs
+++ b/Remotion/Web/Development.WebTesting/Utilities/ProcessUtils.cs
@@ -72,6 +72,8 @@ private static extern int NtQueryInformationProcess (
     public static int GetParentProcessID ([NotNull] Process target)
     {
       ArgumentNullException.ThrowIfNull(target);
+      if (!OperatingSystem.IsWindows())
+        return -1;
 
       // Query the process information
       var info = new ParentInfo();
diff --git a/Remotion/Web/Development.WebTesting/Web.Development.WebTesting.csproj b/Remotion/Web/Development.WebTesting/Web.Development.WebTesting.csproj
index 6e5da1950a..8b9f3d4ff5 100644
--- a/Remotion/Web/Development.WebTesting/Web.Development.WebTesting.csproj
+++ b/Remotion/Web/Development.WebTesting/Web.Development.WebTesting.csproj
@@ -33,6 +33,7 @@
     <PackageReference Include="Microsoft.Extensions.Options.DataAnnotations" />
     <PackageReference Include="Microsoft.Maui.Graphics.Skia" />
     <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\..\..\SharedSource\Core\Utilities\ArgumentUtility.cs" Link="SharedSource\Utilities\ArgumentUtility.cs" />
diff --git a/Remotion/Web/IntegrationTests/App.config b/Remotion/Web/IntegrationTests/App.config
index 7e3adeb844..551e03becf 100644
--- a/Remotion/Web/IntegrationTests/App.config
+++ b/Remotion/Web/IntegrationTests/App.config
@@ -22,17 +22,17 @@
       asyncJavaScriptTimeout="00:00:10"
       headless="true"
       webApplicationRoot="http://localhost:60401/"
-      screenshotDirectory=".\WebTestingOutput"
-      logsDirectory=".\WebTestingOutput"
+      screenshotDirectory="./WebTestingOutput"
+      logsDirectory="./WebTestingOutput"
       closeBrowserWindowsOnSetUpAndTearDown="false"
       cleanUpUnmatchedDownloadedFiles="false"
       requestErrorDetectionStrategy="Remotion.Web.Development.WebTesting.IntegrationTests.DiagnosticInformationCollectingRequestErrorDetectionStrategy, Remotion.Web.Development.WebTesting.IntegrationTests">
     <hosting name="AspNetCore" type="AspNetCore" port="60401" hostname="localhost" useHttps="false"/>
-    <testSiteLayout rootPath=".\..\..\..\..\Development.WebTesting.TestSite" processPath="bin\Remotion.Web.Development.WebTesting.TestSite.exe">
+    <testSiteLayout rootPath="./../../../../Development.WebTesting.TestSite" processPath="dotnet" processArguments="bin/Remotion.Web.Development.WebTesting.TestSite.dll">
       <resources>
-        <add path="..\..\Web\Core\res" />
-        <add path="..\..\Web\ClientScript\bin" />
-        <add path="..\..\Web\Development.WebTesting.TestSite.Shared" />
+        <add path="../../Web/Core/Res" />
+        <add path="../../Web/ClientScript/bin" />
+        <add path="../../Web/Development.WebTesting.TestSite.Shared" />
       </resources>
     </testSiteLayout>
     <remoteDriver enabled="false" url="http://localhost:4444" />
@@ -44,7 +44,7 @@
       </layout>
     </appender>
     <appender name="FileAppender" type="log4net.Appender.FileAppender">
-      <file value=".\WebTestingOutput\Web.IntegrationTests.log" />
+      <file value="./WebTestingOutput/Web.IntegrationTests.log" />
       <appendToFile value="true" />
       <layout type="log4net.Layout.PatternLayout">
         <conversionPattern value="%date [%thread] %-5level %logger - %message%newline" />