diff --git a/README.md b/README.md
index 15a14c7..d462957 100644
--- a/README.md
+++ b/README.md
@@ -560,7 +560,7 @@ The class must inherit from a UI Control from any of the following platforms and
 
 ### IViewFor with Splat Registration Type
 
-Choose from the following Splat Registration Types:
+Choose from the following Splat Registration Types, option for IViewFor Registration and / or ViewModel Registration:
 - `SplatRegistrationType.PerRequest`
 - `SplatRegistrationType.LazySingleton`
 - `SplatRegistrationType.Constant`
@@ -569,7 +569,7 @@ Choose from the following Splat Registration Types:
 ```csharp
 using ReactiveUI.SourceGenerators;
 using Splat;
-[IViewFor<MyReactiveClass>(RegistrationType = SplatRegistrationType.PerRequest)]
+[IViewFor<MyReactiveClass>(RegistrationType = SplatRegistrationType.PerRequest, ViewModelRegistrationType = SplatRegistrationType.LazySingleton)]
 public partial class MyReactiveControl : UserControl
 {
     public MyReactiveControl()
diff --git a/src/ReactiveUI.SourceGenerator.Tests/IVIEWFOR/IViewForGeneratorTests.FromIViewFor#ReactiveUI.SourceGenerators.IViewForAttribute.g.verified.cs b/src/ReactiveUI.SourceGenerator.Tests/IVIEWFOR/IViewForGeneratorTests.FromIViewFor#ReactiveUI.SourceGenerators.IViewForAttribute.g.verified.cs
index 11d67f6..aea283b 100644
--- a/src/ReactiveUI.SourceGenerator.Tests/IVIEWFOR/IViewForGeneratorTests.FromIViewFor#ReactiveUI.SourceGenerators.IViewForAttribute.g.verified.cs
+++ b/src/ReactiveUI.SourceGenerator.Tests/IVIEWFOR/IViewForGeneratorTests.FromIViewFor#ReactiveUI.SourceGenerators.IViewForAttribute.g.verified.cs
@@ -21,10 +21,16 @@ namespace ReactiveUI.SourceGenerators;
 internal sealed class IViewForAttribute<T> : global::System.Attribute
 {
     /// <summary>
-    /// Gets the Splat registration type for Splat registration.
+    /// Gets the Splat registration type for Splat IViewFor registration.
     /// Registers IViewFor<T> in the Splat service locator.
     /// </summary>
     public SplatRegistrationType RegistrationType { get; init; } = SplatRegistrationType.None;
+
+    /// <summary>
+    /// Gets the Splat registration type for Splat View Model registration.
+    /// Registers the ViewModel (T) in the Splat service locator.
+    /// </summary>
+    public SplatRegistrationType ViewModelRegistrationType { get; init; } = SplatRegistrationType.None;
 }
 
 /// <summary>
@@ -39,10 +45,16 @@ internal sealed class IViewForAttribute<T> : global::System.Attribute
 internal sealed class IViewForAttribute(string? viewModelType) : global::System.Attribute
 {
     /// <summary>
-    /// Gets the Splat registration type for Splat registration.
+    /// Gets the Splat registration type for Splat IViewFor registration.
     /// Registers IViewFor<T> in the Splat service locator.
     /// </summary>
     public SplatRegistrationType RegistrationType { get; init; } = SplatRegistrationType.None;
+
+    /// <summary>
+    /// Gets the Splat registration type for Splat View Model registration.
+    /// Registers the ViewModel (T) in the Splat service locator.
+    /// </summary>
+    public SplatRegistrationType ViewModelRegistrationType { get; init; } = SplatRegistrationType.None;
 }
 #nullable restore
 #pragma warning restore
\ No newline at end of file
diff --git a/src/ReactiveUI.SourceGenerator.Tests/TestHelper.cs b/src/ReactiveUI.SourceGenerator.Tests/TestHelper.cs
index 1c095c1..8309201 100644
--- a/src/ReactiveUI.SourceGenerator.Tests/TestHelper.cs
+++ b/src/ReactiveUI.SourceGenerator.Tests/TestHelper.cs
@@ -30,19 +30,17 @@ namespace ReactiveUI.SourceGenerator.Tests;
 public sealed class TestHelper<T> : IDisposable
         where T : IIncrementalGenerator, new()
 {
-#pragma warning disable CS0618 // Type or member is obsolete
     /// <summary>
     /// Represents the NuGet library dependency for the Splat library.
     /// </summary>
     private static readonly LibraryRange SplatLibrary =
-        new("Splat", VersionRange.AllStableFloating, LibraryDependencyTarget.Package);
+        new("Splat", VersionRange.AllStable, LibraryDependencyTarget.Package);
 
     /// <summary>
     /// Represents the NuGet library dependency for the ReactiveUI library.
     /// </summary>
     private static readonly LibraryRange ReactiveuiLibrary =
-        new("ReactiveUI", VersionRange.AllStableFloating, LibraryDependencyTarget.Package);
-#pragma warning restore CS0618 // Type or member is obsolete
+        new("ReactiveUI", VersionRange.AllStable, LibraryDependencyTarget.Package);
 
     private static readonly string mscorlibPath = Path.Combine(
             System.Runtime.InteropServices.RuntimeEnvironment.GetRuntimeDirectory(),
diff --git a/src/ReactiveUI.SourceGenerators.Execute.Maui/IViewForTest.cs b/src/ReactiveUI.SourceGenerators.Execute.Maui/IViewForTest.cs
index 8cfff3f..178e865 100644
--- a/src/ReactiveUI.SourceGenerators.Execute.Maui/IViewForTest.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute.Maui/IViewForTest.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI.SourceGenerators;
 
 namespace SGReactiveUI.SourceGenerators.Test.Maui
diff --git a/src/ReactiveUI.SourceGenerators.Execute.Maui/TestViewModel.cs b/src/ReactiveUI.SourceGenerators.Execute.Maui/TestViewModel.cs
index ba2f0e1..1e6f270 100644
--- a/src/ReactiveUI.SourceGenerators.Execute.Maui/TestViewModel.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute.Maui/TestViewModel.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using System.Reactive;
 using System.Reactive.Linq;
 using System.Runtime.Serialization;
@@ -15,6 +16,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// <summary>
 /// TestClass.
 /// </summary>
+[ExcludeFromCodeCoverage]
 [DataContract]
 public partial class TestViewModel : ReactiveObject
 {
diff --git a/src/ReactiveUI.SourceGenerators.Execute.Nested1/Class1.cs b/src/ReactiveUI.SourceGenerators.Execute.Nested1/Class1.cs
index 6947427..21579cc 100644
--- a/src/ReactiveUI.SourceGenerators.Execute.Nested1/Class1.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute.Nested1/Class1.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Execute.Nested1;
 /// <summary>
 /// Class1.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public partial class Class1 : ReactiveObject
 {
     [Reactive]
diff --git a/src/ReactiveUI.SourceGenerators.Execute.Nested2/Class1.cs b/src/ReactiveUI.SourceGenerators.Execute.Nested2/Class1.cs
index d904311..d5b7437 100644
--- a/src/ReactiveUI.SourceGenerators.Execute.Nested2/Class1.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute.Nested2/Class1.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Execute.Nested2;
 /// <summary>
 /// Class1.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public partial class Class1 : ReactiveObject
 {
     [Reactive]
diff --git a/src/ReactiveUI.SourceGenerators.Execute.Nested3/Class1.cs b/src/ReactiveUI.SourceGenerators.Execute.Nested3/Class1.cs
index 906c9b5..9f7f0e4 100644
--- a/src/ReactiveUI.SourceGenerators.Execute.Nested3/Class1.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute.Nested3/Class1.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Execute.Nested3;
 /// <summary>
 /// Class1.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public partial class Class1 : ReactiveObject
 {
     [Reactive]
diff --git a/src/ReactiveUI.SourceGenerators.Execute/InternalTestViewModel.cs b/src/ReactiveUI.SourceGenerators.Execute/InternalTestViewModel.cs
index 2a179e6..43a022f 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/InternalTestViewModel.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/InternalTestViewModel.cs
@@ -4,11 +4,13 @@
 // See the LICENSE file in the project root for full license information.
 
 using System.Collections.ObjectModel;
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
 namespace SGReactiveUI.SourceGenerators.Test;
 
+[ExcludeFromCodeCoverage]
 internal partial class InternalTestViewModel : ReactiveObject
 {
     [ReactiveCollection]
diff --git a/src/ReactiveUI.SourceGenerators.Execute/Person.cs b/src/ReactiveUI.SourceGenerators.Execute/Person.cs
index 0e00c6e..2c05550 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/Person.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/Person.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -12,6 +13,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// Person.
 /// </summary>
 /// <seealso cref="ReactiveUI.ReactiveObject" />
+[ExcludeFromCodeCoverage]
 public partial class Person : ReactiveObject
 {
     /// <summary>
diff --git a/src/ReactiveUI.SourceGenerators.Execute/Program.cs b/src/ReactiveUI.SourceGenerators.Execute/Program.cs
index 6db2c3a..1a4a8ab 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/Program.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/Program.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI.SourceGenerators;
 using Splat;
 
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// <summary>
 /// EntryPoint.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public static class Program
 {
     /// <summary>
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestAttribute.cs b/src/ReactiveUI.SourceGenerators.Execute/TestAttribute.cs
index 9207d0a..685aba0 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestAttribute.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestAttribute.cs
@@ -3,12 +3,15 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
+
 namespace SGReactiveUI.SourceGenerators.Test;
 
 /// <summary>
 /// TestAttribute.
 /// </summary>
 /// <seealso cref="System.Attribute" />
+[ExcludeFromCodeCoverage]
 [AttributeUsage(AttributeTargets.Property, AllowMultiple = false, Inherited = false)]
 public sealed class TestAttribute : Attribute
 {
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestClassOAPH_VM.cs b/src/ReactiveUI.SourceGenerators.Execute/TestClassOAPH_VM.cs
index 130a438..61b873e 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestClassOAPH_VM.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestClassOAPH_VM.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// <summary>
 /// TestClassOAPH VM.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public partial class TestClassOAPH_VM : ReactiveObject
 {
     [ObservableAsProperty]
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestViewModel2.cs b/src/ReactiveUI.SourceGenerators.Execute/TestViewModel2.cs
index f36a78f..e42cebc 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestViewModel2.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestViewModel2.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -13,6 +14,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// </summary>
 /// <typeparam name="T">the type.</typeparam>
 /// <seealso cref="ReactiveUI.ReactiveObject" />
+[ExcludeFromCodeCoverage]
 public partial class TestViewModel2<T> : ReactiveObject
 {
     [Reactive]
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestViewModel3.cs b/src/ReactiveUI.SourceGenerators.Execute/TestViewModel3.cs
index 8be61df..e840c10 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestViewModel3.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestViewModel3.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
 
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// <summary>
 /// TestViewModel3.
 /// </summary>
+[ExcludeFromCodeCoverage]
 public partial class TestViewModel3 : ReactiveObject
 {
     [Reactive]
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestViewModel{partTwo}.cs b/src/ReactiveUI.SourceGenerators.Execute/TestViewModel{partTwo}.cs
index 8a75897..10ed9b5 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestViewModel{partTwo}.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestViewModel{partTwo}.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI.SourceGenerators;
 
 namespace SGReactiveUI.SourceGenerators.Test
@@ -11,6 +12,7 @@ namespace SGReactiveUI.SourceGenerators.Test
     /// TestViewModel.
     /// </summary>
     /// <seealso cref="ReactiveUI.ReactiveObject" />
+    [ExcludeFromCodeCoverage]
     public partial class TestViewModel
     {
         /// <summary>
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf.cs b/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf.cs
index 365e338..e9fc2ff 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using System.Windows;
 using ReactiveUI;
 using ReactiveUI.SourceGenerators;
@@ -13,7 +14,7 @@ namespace SGReactiveUI.SourceGenerators.Test;
 /// <summary>
 /// TestView.
 /// </summary>
-[IViewFor<TestViewModel>(RegistrationType = SplatRegistrationType.PerRequest)]
+[IViewFor<TestViewModel>(RegistrationType = SplatRegistrationType.PerRequest, ViewModelRegistrationType = SplatRegistrationType.Constant)]
 public partial class TestViewWpf : Window
 {
     /// <summary>
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf2.cs b/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf2.cs
index 5015e97..3717247 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf2.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestViewWpf2.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using System.Windows;
 using ReactiveUI.SourceGenerators;
 
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsRCHost.cs b/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsRCHost.cs
index 6c3e022..615d5b5 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsRCHost.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsRCHost.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI.SourceGenerators.WinForms;
 
 namespace SGReactiveUI.SourceGenerators.Test;
diff --git a/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsVMCHost.cs b/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsVMCHost.cs
index 0b03ab8..16e3ce2 100644
--- a/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsVMCHost.cs
+++ b/src/ReactiveUI.SourceGenerators.Execute/TestWinFormsVMCHost.cs
@@ -3,6 +3,7 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System.Diagnostics.CodeAnalysis;
 using ReactiveUI.SourceGenerators.WinForms;
 
 namespace SGReactiveUI.SourceGenerators.Test;
diff --git a/src/ReactiveUI.SourceGenerators.Roslyn/AttributeDefinitions.cs b/src/ReactiveUI.SourceGenerators.Roslyn/AttributeDefinitions.cs
index 13d2207..e91f13c 100644
--- a/src/ReactiveUI.SourceGenerators.Roslyn/AttributeDefinitions.cs
+++ b/src/ReactiveUI.SourceGenerators.Roslyn/AttributeDefinitions.cs
@@ -79,7 +79,7 @@ namespace ReactiveUI.SourceGenerators;
 /// ReactiveObjectAttribute.
 /// </summary>
 /// <seealso cref="System.Attribute" />
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ReactiveObjectGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ReactiveObjectGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
 internal sealed class ReactiveObjectAttribute : global::System.Attribute;
 #nullable restore
@@ -109,7 +109,7 @@ namespace ReactiveUI.SourceGenerators;
 /// ReativeCommandAttribute.
 /// </summary>
 /// <seealso cref="Attribute" />
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ReactiveCommandGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ReactiveCommandGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Method, AllowMultiple = false, Inherited = false)]
 internal sealed class ReactiveCommandAttribute : global::System.Attribute
 {
@@ -242,7 +242,7 @@ namespace ReactiveUI.SourceGenerators;
 /// ObservableAsPropertyAttribute.
 /// </summary>
 /// <seealso cref="Attribute" />
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ObservableAsPropertyGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ObservableAsPropertyGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Field | global::System.AttributeTargets.Property | global::System.AttributeTargets.Method, AllowMultiple = false, Inherited = false)]
 internal sealed class ObservableAsPropertyAttribute : global::System.Attribute
 {
@@ -297,7 +297,7 @@ namespace ReactiveUI.SourceGenerators;
 /// ObservableAsPropertyAttribute.
 /// </summary>
 /// <seealso cref="Attribute" />
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ObservableAsPropertyGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ObservableAsPropertyGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Field | global::System.AttributeTargets.Property | global::System.AttributeTargets.Method, AllowMultiple = false, Inherited = false)]
 internal sealed class ObservableAsPropertyAttribute : global::System.Attribute
 {
@@ -350,15 +350,21 @@ namespace ReactiveUI.SourceGenerators;
 /// Initializes a new instance of the <see cref="IViewForAttribute"/> class.
 /// </remarks>
 /// <param name="viewModelType">Type of the view model.</param>
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.IViewForGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.IViewForGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
 internal sealed class IViewForAttribute<T> : global::System.Attribute
 {
     /// <summary>
-    /// Gets the Splat registration type for Splat registration.
+    /// Gets the Splat registration type for Splat IViewFor registration.
     /// Registers IViewFor<T> in the Splat service locator.
     /// </summary>
     public SplatRegistrationType RegistrationType { get; init; } = SplatRegistrationType.None;
+
+    /// <summary>
+    /// Gets the Splat registration type for Splat View Model registration.
+    /// Registers the ViewModel (T) in the Splat service locator.
+    /// </summary>
+    public SplatRegistrationType ViewModelRegistrationType { get; init; } = SplatRegistrationType.None;
 }
 
 /// <summary>
@@ -369,15 +375,21 @@ internal sealed class IViewForAttribute<T> : global::System.Attribute
 /// Initializes a new instance of the <see cref="IViewForAttribute"/> class.
 /// </remarks>
 /// <param name="viewModelType">Type of the view model, ensure to use the full type name including namespace.</param>
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.IViewForGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.IViewForGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
 internal sealed class IViewForAttribute(string? viewModelType) : global::System.Attribute
 {
     /// <summary>
-    /// Gets the Splat registration type for Splat registration.
+    /// Gets the Splat registration type for Splat IViewFor registration.
     /// Registers IViewFor<T> in the Splat service locator.
     /// </summary>
     public SplatRegistrationType RegistrationType { get; init; } = SplatRegistrationType.None;
+
+    /// <summary>
+    /// Gets the Splat registration type for Splat View Model registration.
+    /// Registers the ViewModel (T) in the Splat service locator.
+    /// </summary>
+    public SplatRegistrationType ViewModelRegistrationType { get; init; } = SplatRegistrationType.None;
 }
 #nullable restore
 #pragma warning restore
@@ -404,7 +416,7 @@ namespace ReactiveUI.SourceGenerators.WinForms;
 /// Initializes a new instance of the <see cref="ViewModelControlHostAttribute"/> class.
 /// </remarks>
 /// <param name="viewModelType">Type of the view model.</param>
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ViewModelControlHostGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.ViewModelControlHostGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
 internal sealed class ViewModelControlHostAttribute(string? baseType) : global::System.Attribute;
 #nullable restore
@@ -432,7 +444,7 @@ namespace ReactiveUI.SourceGenerators.WinForms;
 /// Initializes a new instance of the <see cref="RoutedControlHostAttribute"/> class.
 /// </remarks>
 /// <param name="viewModelType">Type of the view model.</param>
-[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.RoutedControlHostGenerator", "1.1.0.0")]
+[global::System.CodeDom.Compiler.GeneratedCode("ReactiveUI.SourceGenerators.RoutedControlHostGenerator", "{{ReactiveGenerator.GeneratorVersion}}")]
 [global::System.AttributeUsage(global::System.AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
 internal sealed class RoutedControlHostAttribute(string? baseType) : global::System.Attribute;
 #nullable restore
diff --git a/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/IViewForGenerator.Execute.cs b/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/IViewForGenerator.Execute.cs
index 5c061fc..700bfef 100644
--- a/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/IViewForGenerator.Execute.cs
+++ b/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/IViewForGenerator.Execute.cs
@@ -103,11 +103,24 @@ public partial class IViewForGenerator
             _ => string.Empty,
         };
 
+        token.ThrowIfCancellationRequested();
+
+        // Get ViewModelRegistrationType enum value from the attribute
+        attributeData.TryGetNamedArgument("ViewModelRegistrationType", out int splatViewModelRegistrationType);
+        var viewModelRegistrationType = splatViewModelRegistrationType switch
+        {
+            1 => "RegisterLazySingleton",
+            2 => "RegisterConstant",
+            3 => "Register",
+            _ => string.Empty,
+        };
+
         return new(
             targetInfo,
             viewModelTypeName!,
             viewForBaseType,
-            registrationType);
+            registrationType,
+            viewModelRegistrationType);
     }
 
     private static string GenerateSource(string containingTypeName, string containingNamespace, string containingClassVisibility, string containingType, IViewForInfo iviewForInfo)
@@ -322,12 +335,24 @@ private static string GenerateRegistrationExtensions(in ImmutableArray<IViewForI
             .Select(static g => g.First())
             .ToImmutableArray();
 
+        var viewModelRegistrations = iviewForInfo
+            .Where(static x => !string.IsNullOrWhiteSpace(x.SplatViewModelRegistrationType))
+            .GroupBy(static x => (x.TargetInfo.TargetNamespaceWithNamespace, x.ViewModelTypeName, x.SplatViewModelRegistrationType))
+            .Select(static g => g.First())
+            .ToImmutableArray();
+
         var sb = new StringBuilder();
         sb.AppendLine("if (resolver is null) throw new global::System.ArgumentNullException(nameof(resolver));");
         foreach (var item in registrations)
         {
             var vmType = item.ViewModelTypeName;
-            if (!string.IsNullOrEmpty(vmType) && !vmType.StartsWith("global::", System.StringComparison.Ordinal))
+            if (string.IsNullOrWhiteSpace(vmType))
+            {
+                // Something's wrong, skip it
+                continue;
+            }
+
+            if (!vmType.StartsWith("global::", System.StringComparison.Ordinal))
             {
                 vmType = "global::" + vmType;
             }
@@ -350,6 +375,35 @@ private static string GenerateRegistrationExtensions(in ImmutableArray<IViewForI
             }
         }
 
+        foreach (var item in viewModelRegistrations)
+        {
+            var vmType = item.ViewModelTypeName;
+            if (string.IsNullOrWhiteSpace(vmType))
+            {
+                // Something's wrong, skip it
+                continue;
+            }
+
+            if (!vmType.StartsWith("global::", System.StringComparison.Ordinal))
+            {
+                vmType = "global::" + vmType;
+            }
+
+            // resolver.Register*/<VM, VM>();
+            switch (item.SplatViewModelRegistrationType)
+            {
+                case "RegisterLazySingleton":
+                    sb.AppendLine($"            resolver.{item.SplatViewModelRegistrationType}<{vmType}>(() => new {vmType}());");
+                    break;
+                case "Register":
+                    sb.AppendLine($"            resolver.{item.SplatViewModelRegistrationType}<{vmType}, {vmType}>();");
+                    break;
+                case "RegisterConstant":
+                    sb.AppendLine($"            resolver.{item.SplatViewModelRegistrationType}<{vmType}>(new {vmType}());");
+                    break;
+            }
+        }
+
         var registrationsBody = sb.ToString().TrimEnd();
         return
         $$"""
diff --git a/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/Models/IViewForInfo.cs b/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/Models/IViewForInfo.cs
index 36a5485..57c2042 100644
--- a/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/Models/IViewForInfo.cs
+++ b/src/ReactiveUI.SourceGenerators.Roslyn/IViewFor/Models/IViewForInfo.cs
@@ -3,7 +3,6 @@
 // The ReactiveUI and contributors licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
-using ReactiveUI.SourceGenerators.Helpers;
 using ReactiveUI.SourceGenerators.Models;
 
 namespace ReactiveUI.SourceGenerators.Input.Models;
@@ -15,4 +14,5 @@ internal sealed record IViewForInfo(
     TargetInfo TargetInfo,
     string ViewModelTypeName,
     IViewForBaseType BaseType,
-    string SplatRegistrationType);
+    string SplatRegistrationType,
+    string SplatViewModelRegistrationType);