reactiveui · glennawatson · Sep 2, 2025 · Sep 2, 2025
diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
@@ -4,7 +4,7 @@
     <CentralPackageTransitivePinningEnabled>true</CentralPackageTransitivePinningEnabled>
   </PropertyGroup>
   <PropertyGroup>
-    <SplatVersion>16.0.1</SplatVersion>
+    <SplatVersion>16.1.1</SplatVersion>
     <XamarinAndroidXCoreVersion>1.13.1.4</XamarinAndroidXCoreVersion>
     <XamarinAndroidXLifecycleLiveDataVersion>2.8.4.1</XamarinAndroidXLifecycleLiveDataVersion>
   </PropertyGroup>
@@ -16,7 +16,8 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.11.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.14.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
-    <PackageVersion Include="Microsoft.Reactive.Testing" Version="6.0.1" />
+    <PackageVersion Include="Microsoft.Reactive.Testing" Version="6.0.2" />
+    <PackageVersion Include="System.Reactive" Version="6.0.2" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.4948" />
     <PackageVersion Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.135" />

diff --git a/src/ReactiveUI.AndroidX/Builder/AndroidXReactiveUIBuilderExtensions.cs b/src/ReactiveUI.AndroidX/Builder/AndroidXReactiveUIBuilderExtensions.cs
@@ -25,7 +25,7 @@ public static class AndroidXReactiveUIBuilderExtensions
     /// </summary>
     /// <param name="builder">The builder instance.</param>
     /// <returns>The builder instance for chaining.</returns>
-    public static ReactiveUIBuilder WithAndroidX(this ReactiveUIBuilder builder)
+    public static IReactiveUIBuilder WithAndroidX(this IReactiveUIBuilder builder)
     {
         if (builder is null)
         {
@@ -42,7 +42,7 @@ public static ReactiveUIBuilder WithAndroidX(this ReactiveUIBuilder builder)
     /// </summary>
     /// <param name="builder">The builder.</param>
     /// <returns>The builder instance for chaining.</returns>
-    public static ReactiveUIBuilder WithAndroidXScheduler(this ReactiveUIBuilder builder)
+    public static IReactiveUIBuilder WithAndroidXScheduler(this IReactiveUIBuilder builder)
     {
         if (builder is null)
         {

diff --git a/src/ReactiveUI.AndroidX/ReactiveUI.AndroidX.csproj b/src/ReactiveUI.AndroidX/ReactiveUI.AndroidX.csproj
@@ -12,6 +12,7 @@
     <PackageReference Include="Xamarin.AndroidX.Legacy.Support.Core.UI" />
     <PackageReference Include="Xamarin.Google.Android.Material" />
     <PackageReference Include="Xamarin.AndroidX.Lifecycle.LiveData" />
+    <PackageReference Include="System.Reactive" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\ReactiveUI\ReactiveUI.csproj" />

diff --git a/src/ReactiveUI.AndroidX/Registrations.cs b/src/ReactiveUI.AndroidX/Registrations.cs
@@ -14,12 +14,6 @@ namespace ReactiveUI.AndroidX;
 public class Registrations : IWantsToRegisterStuff
 {
     /// <inheritdoc/>
-#if NET6_0_OR_GREATER
-    [RequiresDynamicCode("Register uses methods that require dynamic code generation")]
-    [RequiresUnreferencedCode("Register uses methods that may require unreferenced code")]
-    [SuppressMessage("Trimming", "IL2046:'RequiresUnreferencedCodeAttribute' annotations must match across all interface implementations or overrides.", Justification = "Not all paths use reflection")]
-    [SuppressMessage("AOT", "IL3051:'RequiresDynamicCodeAttribute' annotations must match across all interface implementations or overrides.", Justification = "Not all paths use reflection")]
-#endif
     public void Register(Action<Func<object>, Type> registerFunction)
     {
 #if NET6_0_OR_GREATER

diff --git a/src/ReactiveUI.Blazor/Builder/BlazorReactiveUIBuilderExtensions.cs b/src/ReactiveUI.Blazor/Builder/BlazorReactiveUIBuilderExtensions.cs
@@ -23,7 +23,7 @@ public static class BlazorReactiveUIBuilderExtensions
     /// </summary>
     /// <param name="builder">The builder instance.</param>
     /// <returns>The builder instance for chaining.</returns>
-    public static ReactiveUIBuilder WithBlazor(this ReactiveUIBuilder builder)
+    public static IReactiveUIBuilder WithBlazor(this IReactiveUIBuilder builder)
     {
         if (builder is null)
         {
@@ -40,7 +40,7 @@ public static ReactiveUIBuilder WithBlazor(this ReactiveUIBuilder builder)
     /// </summary>
     /// <param name="builder">The builder.</param>
     /// <returns>The builder instance for chaining.</returns>
-    public static ReactiveUIBuilder WithBlazorScheduler(this ReactiveUIBuilder builder)
+    public static IReactiveUIBuilder WithBlazorScheduler(this IReactiveUIBuilder builder)
     {
         if (builder is null)
         {

diff --git a/src/ReactiveUI.Blazor/ReactiveUI.Blazor.csproj b/src/ReactiveUI.Blazor/ReactiveUI.Blazor.csproj
@@ -8,6 +8,7 @@
   <ItemGroup>
     <PackageReference Include="Reactive.Wasm" />
     <PackageReference Include="Microsoft.AspNetCore.Components" />
+    <PackageReference Include="System.Reactive" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\ReactiveUI\ReactiveUI.csproj" />

diff --git a/src/ReactiveUI.Blend/ReactiveUI.Blend.csproj b/src/ReactiveUI.Blend/ReactiveUI.Blend.csproj
@@ -18,6 +18,7 @@
   <ItemGroup>
     <Compile Include="Platforms\net4\**\*.cs" />
     <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" />
+    <PackageReference Include="System.Reactive" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\ReactiveUI\ReactiveUI.csproj" />

diff --git a/src/ReactiveUI.Drawing/Builder/ReactiveUIBuilderDrawingExtensions.cs b/src/ReactiveUI.Drawing/Builder/ReactiveUIBuilderDrawingExtensions.cs
@@ -15,7 +15,7 @@ public static class ReactiveUIBuilderDrawingExtensions
     /// </summary>
     /// <param name="builder">The builder instance.</param>
     /// <returns>The builder instance for method chaining.</returns>
-    public static ReactiveUIBuilder WithDrawing(this ReactiveUIBuilder builder)
+    public static IReactiveUIBuilder WithDrawing(this IReactiveUIBuilder builder)
     {
         if (builder is null)
         {

diff --git a/src/ReactiveUI.Drawing/ReactiveUI.Drawing.csproj b/src/ReactiveUI.Drawing/ReactiveUI.Drawing.csproj
@@ -24,5 +24,6 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Splat.Drawing" />
+    <PackageReference Include="System.Reactive" />
   </ItemGroup>
 </Project>
diff --git a/src/ReactiveUI.Maui/Builder/MauiReactiveUIBuilderExtensions.cs b/src/ReactiveUI.Maui/Builder/MauiReactiveUIBuilderExtensions.cs
@@ -26,7 +26,7 @@ public static class MauiReactiveUIBuilderExtensions
     /// <param name="builder">The builder instance.</param>
     /// <param name="dispatcher">The MAUI dispatcher to use for the main thread scheduler.</param>
     /// <returns>The builder instance for chaining.</returns>
-    public static ReactiveUIBuilder WithMaui(this ReactiveUIBuilder builder, IDispatcher? dispatcher = null)
+    public static IReactiveUIBuilder WithMaui(this IReactiveUIBuilder builder, IDispatcher? dispatcher = null)
     {
         if (builder is null)
         {
@@ -43,7 +43,7 @@ public static ReactiveUIBuilder WithMaui(this ReactiveUIBuilder builder, IDispat
     /// </summary>
     /// <param name="builder">The builder.</param>
     /// <returns>The builder instance for chaining.</returns>
-    public static ReactiveUIBuilder WithMauiScheduler(this ReactiveUIBuilder builder)
+    public static IReactiveUIBuilder WithMauiScheduler(this IReactiveUIBuilder builder)
     {
         if (builder is null)
         {

diff --git a/src/ReactiveUI.Maui/Common/ReactivePage.cs b/src/ReactiveUI.Maui/Common/ReactivePage.cs
@@ -83,6 +83,7 @@ namespace ReactiveUI;
 [RequiresDynamicCode("ReactivePage uses methods that require dynamic code generation")]
 [RequiresUnreferencedCode("ReactivePage uses methods that may require unreferenced code")]
 #endif
+[SuppressMessage("WinRT", "CsWinRT1029:Types used in signatures should be WinRT types", Justification = "This is a netstandard2.0 library")]
 public partial class ReactivePage<TViewModel> :
         Page, IViewFor<TViewModel>
         where TViewModel : class

diff --git a/src/ReactiveUI.Maui/Common/ReactiveUserControl.cs b/src/ReactiveUI.Maui/Common/ReactiveUserControl.cs
@@ -76,6 +76,7 @@ namespace ReactiveUI;
 /// <typeparam name="TViewModel">
 /// The type of the view model backing the view.
 /// </typeparam>
+[SuppressMessage("WinRT", "CsWinRT1029:Types used in signatures should be WinRT types", Justification = "This is a netstandard2.0 library")]
 public partial class ReactiveUserControl<TViewModel> :
         UserControl, IViewFor<TViewModel>
         where TViewModel : class

diff --git a/src/ReactiveUI.Maui/ReactiveUI.Maui.csproj b/src/ReactiveUI.Maui/ReactiveUI.Maui.csproj
@@ -21,11 +21,12 @@
     <ProjectReference Include="..\ReactiveUI\ReactiveUI.csproj" />
   </ItemGroup>
   <ItemGroup Condition="$(TargetFramework.EndsWith('-windows10.0.19041.0'))">
-    <PackageReference Include="Microsoft.Windows.CsWinRT" />    
+    <PackageReference Include="Microsoft.Windows.CsWinRT" />
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Maui.Controls" />
     <PackageReference Include="Microsoft.Maui.Controls.Compatibility" />
+    <PackageReference Include="System.Reactive" />
   </ItemGroup>
   <ItemGroup>
     <Compile Remove="Common\RoutedViewHost.cs" />