diff --git a/build-tools/installers/create-installers.targets b/build-tools/installers/create-installers.targets
index cf289da4f98..aeb5c93f523 100644
--- a/build-tools/installers/create-installers.targets
+++ b/build-tools/installers/create-installers.targets
@@ -261,6 +261,7 @@
     <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.CSharp.targets" ExcludeFromAndroidNETSdk="true" />
     <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.D8.targets" />
     <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.Designer.targets" />
+    <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.Resource.Designer.targets" />
     <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.DesignTime.targets" />
     <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.DX.targets"     ExcludeFromAndroidNETSdk="true" />
     <_MSBuildFiles Include="$(MSBuildSrcDir)\Xamarin.Android.EmbeddedResource.targets" />
diff --git a/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Aapt2.targets b/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Aapt2.targets
index 751cd82eaee..56f418029da 100644
--- a/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Aapt2.targets
+++ b/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Aapt2.targets
@@ -155,7 +155,7 @@ Copyright (C) 2011-2012 Xamarin. All rights reserved.
     <_Aapt2ProguardRules Condition=" '$(AndroidLinkTool)' != '' ">$(IntermediateOutputPath)aapt_rules.txt</_Aapt2ProguardRules>
   </PropertyGroup>
   <Aapt2Link
-      Condition=" '$(_AndroidResourceDesignerFile)' != '' "
+      Condition=" '$(_AndroidResourceDesignerFile)' != '' Or '$(AndroidUseDesignerAssembly)' == 'True' "
       ContinueOnError="$(DesignTimeBuild)"
       DaemonMaxInstanceCount="$(Aapt2DaemonMaxInstanceCount)"
       DaemonKeepInDomain="$(_Aapt2DaemonKeepInDomain)"
diff --git a/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Resource.Designer.targets b/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Resource.Designer.targets
new file mode 100644
index 00000000000..61bb1c74f81
--- /dev/null
+++ b/src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.Resource.Designer.targets
@@ -0,0 +1,64 @@
+<!--
+***********************************************************************************************
+Xamarin.Android.Resource.Designer.targets
+
+WARNING:  DO NOT MODIFY this file unless you are knowledgeable about MSBuild and have
+  created a backup copy.  Incorrect changes to this file will make it
+  impossible to load or build your projects from the command-line or the IDE.
+
+This file imports the version- and platform-specific targets for the project importing
+this file. This file also defines targets to produce an error if the specified targets
+file does not exist, but the project is built anyway (command-line or IDE build).
+
+Copyright (C) 2016 Xamarin. All rights reserved.
+***********************************************************************************************
+-->
+
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+
+<UsingTask TaskName="Xamarin.Android.Tasks.GenerateResourceDesignerAssembly" AssemblyFile="Xamarin.Android.Build.Tasks.dll" />
+
+<PropertyGroup>
+  <AndroidUseDesignerAssembly Condition=" '$(AndroidUseIntermediateDesignerFile)' == 'False' And '$(AndroidUseDesignerAssembly)' == '' ">True</AndroidUseDesignerAssembly>
+  <AndroidUseDesignerAssembly Condition=" '$(AndroidUseDesignerAssembly)' == '' ">False</AndroidUseDesignerAssembly>
+  <_GenerateResourceDesignerAssemblyOutput>$(IntermediateOutputPath)Xamarin.Android.Resource.Designer.dll</_GenerateResourceDesignerAssemblyOutput>
+</PropertyGroup>
+
+<Target Name="_GenerateResourceDesignerAssembly"
+  Inputs="$(IntermediateOutputPath)R.txt"
+  Outputs="$(_GenerateResourceDesignerAssemblyOutput)"
+  Condition=" '$(AndroidUseDesignerAssembly)' == 'True' And Exists ('$(IntermediateOutputPath)R.txt') ">
+  <ItemGroup>
+    <_DesignerNamespaces Include="$(RootNamespace)" />
+  </ItemGroup>
+  <GenerateResourceDesignerAssembly
+    ContinueOnError="$(DesignTimeBuild)"
+    RTxtFile="$(IntermediateOutputPath)R.txt"
+    IsApplication="$(AndroidApplication)"
+    DesignTimeBuild="$(DesignTimeBuild)"
+    OutputFile="$(_GenerateResourceDesignerAssemblyOutput)"
+    Namespaces="@(_DesignerNamespaces)"
+    TargetFrameworkIdentifier="$(TargetFrameworkIdentifier)"
+    TargetFrameworkVersion="$(TargetFrameworkVersion)"
+    UsingAndroidNETSdk="$(UsingAndroidNETSdk)"
+  >
+  </GenerateResourceDesignerAssembly>
+  <ItemGroup>
+    <FileWrites Include="$(_GenerateResourceDesignerAssemblyOutput)" />
+    <ReferencePath Include="$(_GenerateResourceDesignerAssemblyOutput)">
+      <CopyLocal>true</CopyLocal>
+    </ReferencePath>
+    <Compile Remove="$(_AndroidResourceDesignerFile)" />
+  </ItemGroup>
+</Target>
+
+<PropertyGroup>
+  <BuildResourceDesignerDependsOn>
+    $(_GenerateResourceDesignerAssembly)
+  </BuildResourceDesignerDependsOn>
+</PropertyGroup>
+
+<Target Name="BuildResourceDesigner" Condition=" '$(AndroidUseDesignerAssembly)' == 'True' "
+  DependsOnTargets="$(BuildResourceDesignerDependsOn)" />
+
+</Project>
\ No newline at end of file
diff --git a/src/Xamarin.Android.Build.Tasks/Microsoft.Android.Sdk/targets/Microsoft.Android.Sdk.BuildOrder.targets b/src/Xamarin.Android.Build.Tasks/Microsoft.Android.Sdk/targets/Microsoft.Android.Sdk.BuildOrder.targets
index 418f95bd059..f99550826c4 100644
--- a/src/Xamarin.Android.Build.Tasks/Microsoft.Android.Sdk/targets/Microsoft.Android.Sdk.BuildOrder.targets
+++ b/src/Xamarin.Android.Build.Tasks/Microsoft.Android.Sdk/targets/Microsoft.Android.Sdk.BuildOrder.targets
@@ -121,6 +121,7 @@ projects, these properties are set in Xamarin.Android.Legacy.targets.
       _CheckForDeletedResourceFile;
       _ComputeAndroidResourcePaths;
       _UpdateAndroidResgen;
+      _GenerateResourceDesignerAssembly;
       _CreateAar;
     </_UpdateAndroidResourcesDependsOn>
     <CompileDependsOn>
diff --git a/src/Xamarin.Android.Build.Tasks/Tasks/GenerateResourceDesignerAssembly.cs b/src/Xamarin.Android.Build.Tasks/Tasks/GenerateResourceDesignerAssembly.cs
new file mode 100644
index 00000000000..36c54d6c6fd
--- /dev/null
+++ b/src/Xamarin.Android.Build.Tasks/Tasks/GenerateResourceDesignerAssembly.cs
@@ -0,0 +1,184 @@
+// Copyright (C) 2011 Xamarin, Inc. All rights reserved.
+using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+using System.Runtime.Versioning;
+using System.IO;
+using System.Linq;
+using Microsoft.Build.Framework;
+using Microsoft.Build.Utilities;
+using Microsoft.Android.Build.Tasks;
+using Mono.Cecil;
+using Mono.Cecil.Cil;
+
+namespace Xamarin.Android.Tasks
+{
+	public class GenerateResourceDesignerAssembly : AndroidTask
+	{
+		const string DesignerAssemblyName = "Xamarin.Android.Resource.Designer";
+		public override string TaskPrefix => "GRDA";
+
+		[Required]
+		public ITaskItem RTxtFile { get; set; }
+
+		public ITaskItem ResourceMap { get; set; }
+
+		[Required]
+		public bool IsApplication { get; set; }
+
+		[Required]
+		public bool DesignTimeBuild { get; set; }
+
+		[Required]
+		public ITaskItem OutputFile { get; set; }
+
+		[Required]
+		public string TargetFrameworkVersion { get; set; }
+
+		[Required]
+		public string TargetFrameworkIdentifier { get; set; }
+
+		[Required]
+		public bool UsingAndroidNETSdk { get; set; }
+
+		public string[] Namespaces { get; set; }
+
+		public override bool RunTask ()
+		{
+			// Generate an assembly which contains all the values in the provided
+			// R.txt file.
+			var assembly = AssemblyDefinition.CreateAssembly (
+				new AssemblyNameDefinition (DesignerAssemblyName, new Version ()),
+				DesignerAssemblyName,
+				ModuleKind.Dll);
+
+			var module = assembly.MainModule;
+
+			if (!IsApplication) {
+				MethodReference referenceAssemblyConstructor = module.ImportReference ( typeof (ReferenceAssemblyAttribute).GetConstructor (Type.EmptyTypes));
+				module.Assembly.CustomAttributes.Add (new CustomAttribute (referenceAssemblyConstructor));
+			}
+
+			MethodReference targetFrameworkConstructor = module.ImportReference (typeof (TargetFrameworkAttribute).GetConstructor(new [] { typeof (string) }));
+			var attr = new CustomAttribute (targetFrameworkConstructor);
+			attr.ConstructorArguments.Add (new CustomAttributeArgument (module.TypeSystem.String, $"{TargetFrameworkIdentifier},Version={TargetFrameworkVersion}"));
+			module.Assembly.CustomAttributes.Add (attr);
+
+			if (UsingAndroidNETSdk) {
+				// add .net 6 specific attributes we might not need these.
+				// TargetPlatform
+				// SupportedOSPlatform
+			}
+
+			if (!UsingAndroidNETSdk)
+				module.AssemblyReferences.Add(AssemblyNameReference.Parse("mscorlib, Version=2.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e"));
+			module.AssemblyReferences.Add(AssemblyNameReference.Parse("Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=84e04ff9cfb79065"));
+			module.AssemblyReferences.Add(AssemblyNameReference.Parse("System, Version=2.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e"));
+
+			var att = TypeAttributes.Class | TypeAttributes.Public;
+
+			var resourceDesigner = new TypeDefinition(
+				DesignerAssemblyName,
+				"Resource",
+				att,
+				module.TypeSystem.Object);
+			module.Types.Add(resourceDesigner);
+
+			ProcessRtxtFile (RTxtFile.ItemSpec, resourceDesigner, module);
+
+			foreach (var ns in (Namespaces ?? Array.Empty<string> ())) {
+				module.Types.Add (new TypeDefinition (ns, "Resource", att, resourceDesigner));
+			}
+
+			assembly.Write (OutputFile.ItemSpec);
+			return !Log.HasLoggedErrors;
+		}
+
+		void ProcessRtxtFile (string file, TypeDefinition resourceDesigner, ModuleDefinition module)
+		{
+			var lines = System.IO.File.ReadLines (file);
+			foreach (var line in lines) {
+				var items = line.Split (new char [] { ' ' }, 4);
+				int value = items [1] != "styleable" ? Convert.ToInt32 (items [3], 16) : -1;
+				string itemName = items [2];
+				switch (items [1]) {
+				case "anim":
+				case "animator":
+				case "attr":
+				case "array":
+				case "bool":
+				case "color":
+				case "dimen":
+				case "drawable":
+				case "font":
+				case "id":
+				case "integer":
+				case "interpolator":
+				case "layout":
+				case "menu":
+				case "mipmap":
+				case "plurals":
+				case "raw":
+				case "string":
+				case "style":
+				case "transition":
+				case "xml":
+					CreateIntProperty (items [1], itemName, value, resourceDesigner, module);
+					break;
+				// case "styleable":
+				// 	switch (items [0]) {
+				// 	case "int":
+				// 		CreateIntField (styleable, itemName, Convert.ToInt32 (items [3], 10));
+				// 		break;
+				// 	case "int[]":
+				// 		var arrayValues = items [3].Trim (new char [] { '{', '}' })
+				// 			.Replace (" ", "")
+				// 			.Split (new char [] { ',' });
+				// 		CreateIntArrayField (styleable, itemName, arrayValues.Length,
+				// 			arrayValues.Select (x => string.IsNullOrEmpty (x) ? -1 : Convert.ToInt32 (x, 16)).ToArray ());
+				// 		break;
+				// 	}
+				// 	break;
+				// for custom views
+				default:
+					CreateIntProperty (items [1], itemName, value, resourceDesigner, module);
+					break;
+				}
+			}
+		}
+
+		void CreateIntProperty (string resourceClass, string propertyName, int value, TypeDefinition resourceDesigner, ModuleDefinition module)
+		{
+			TypeDefinition nestedType = CreateResourceClass (resourceDesigner, resourceClass, module);
+			PropertyDefinition p = CreateProperty (propertyName, value, module);
+			nestedType.Properties.Add (p);
+			nestedType.Methods.Add (p.GetMethod);
+		}
+
+		Dictionary<string, TypeDefinition> resourceClasses = new Dictionary<string, TypeDefinition> ();
+
+		TypeDefinition CreateResourceClass (TypeDefinition resourceDesigner, string className, ModuleDefinition module)
+		{
+			string name = ResourceParser.GetNestedTypeName (className);
+			if (resourceClasses.ContainsKey (name)) {
+				return resourceClasses[name];
+			}
+			var resourceClass = new TypeDefinition (DesignerAssemblyName, name, TypeAttributes.Class | TypeAttributes.Public, module.TypeSystem.Object);
+			resourceDesigner.NestedTypes.Add(resourceClass);
+			resourceClasses [name] = resourceClass;
+			return resourceClass;
+		}
+
+		PropertyDefinition CreateProperty (string propertyName, int value, ModuleDefinition module)
+		{
+			var p = new PropertyDefinition (propertyName, PropertyAttributes.None, module.TypeSystem.Int32);
+			var getter = new MethodDefinition ($"{propertyName}_get", MethodAttributes.Public | MethodAttributes.Static, module.TypeSystem.Int32);
+			p.GetMethod = getter;
+			p.SetMethod = null;
+			var il = p.GetMethod.Body.GetILProcessor ();
+			il.Emit (OpCodes.Ldc_I4, value);
+			il.Emit (OpCodes.Ret);
+			return p;
+		}
+	}
+}
diff --git a/src/Xamarin.Android.Build.Tasks/Tasks/LinkAssemblies.cs b/src/Xamarin.Android.Build.Tasks/Tasks/LinkAssemblies.cs
index 55c7bf7d804..a0a3587ee20 100644
--- a/src/Xamarin.Android.Build.Tasks/Tasks/LinkAssemblies.cs
+++ b/src/Xamarin.Android.Build.Tasks/Tasks/LinkAssemblies.cs
@@ -86,6 +86,7 @@ bool Execute (DirectoryAssemblyResolver res)
 		{
 			// Put every assembly we'll need in the resolver
 			foreach (var assembly in ResolvedAssemblies) {
+				Log.LogDebugMessage ($"Preloading {assembly.ItemSpec}");
 				res.Load (Path.GetFullPath (assembly.ItemSpec));
 			}
 
diff --git a/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Build.Tasks.targets b/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Build.Tasks.targets
index 5ff1dba9842..53bd2e1f03a 100644
--- a/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Build.Tasks.targets
+++ b/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Build.Tasks.targets
@@ -114,6 +114,10 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
       <Link>Xamarin.Android.Designer.targets</Link>
     </None>
+    <None Include="MSBuild\Xamarin\Android\Xamarin.Android.Resource.Designer.targets">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Link>Xamarin.Android.Resource.Designer.targets</Link>
+    </None>
     <None Include="MSBuild\Xamarin\Android\Xamarin.Android.Aapt.targets">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
       <Link>Xamarin.Android.Aapt.targets</Link>
diff --git a/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Common.targets b/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Common.targets
index e705656efd5..ca69b3d79b1 100644
--- a/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Common.targets
+++ b/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Common.targets
@@ -359,6 +359,7 @@ Copyright (C) 2011-2012 Xamarin. All rights reserved.
 <Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.Aapt2.targets" Condition=" '$(AndroidUseAapt2)' == 'true' or '$(UsingAndroidNETSdk)' == 'true' " />
 <Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.DesignTime.targets" />
 <Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.EmbeddedResource.targets" />
+<Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.Resource.Designer.targets" />
 <Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.SkipCases.projitems" />
 <Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.Tooling.targets" />
 <Import Project="$(MSBuildThisFileDirectory)Xamarin.Android.Legacy.targets" Condition=" '$(UsingAndroidNETSdk)' != 'True' " />
diff --git a/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Legacy.targets b/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Legacy.targets
index 687a26d96ff..20f2bff89da 100644
--- a/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Legacy.targets
+++ b/src/Xamarin.Android.Build.Tasks/Xamarin.Android.Legacy.targets
@@ -157,6 +157,7 @@ projects. .NET 5 projects will not import this file.
       _CheckForDeletedResourceFile;
       _ComputeAndroidResourcePaths;
       _UpdateAndroidResgen;
+      _GenerateResourceDesignerAssembly;
       _CreateManagedLibraryResourceArchive;
     </_UpdateAndroidResourcesDependsOn>
     <GetAndroidDependenciesDependsOn>
@@ -298,6 +299,10 @@ projects. .NET 5 projects will not import this file.
           Include="$(OutDir)$(TargetFileName)"
           Condition="Exists ('$(OutDir)$(TargetFileName)')"
       />
+      <FilteredAssemblies
+        Include="$(_GenerateResourceDesignerAssemblyOutput)"
+        Condition="Exists ('$(_GenerateResourceDesignerAssemblyOutput)')"
+      />
       <FilteredAssemblies
           Include="@(ReferenceCopyLocalPaths)"
           Condition="'%(ReferenceCopyLocalPaths.ResolvedFrom)' != 'ImplicitlyExpandDesignTimeFacades' And '%(ReferenceCopyLocalPaths.Extension)' == '.dll' And '%(ReferenceCopyLocalPaths.RelativeDir)' == '' And Exists('%(ReferenceCopyLocalPaths.Identity)') "