diff --git a/Directory.Build.targets b/Directory.Build.targets
index 5006951f11..f5b217f365 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -16,7 +16,8 @@
     <IsPackable Condition="'$(IsAspNetCoreApp)' == 'true' AND '$(IsShippingPackage)' != 'true'">false</IsPackable>
 
     <!-- Only build assemblies in Microsoft.AspNetCore.App in source build -->
-    <ExcludeFromSourceBuild Condition="'$(ExcludeFromSourceBuild)' == '' and '$(DotNetBuildFromSource)' == 'true' and '$(IsAspNetCoreApp)' != 'true'">true</ExcludeFromSourceBuild>
+    <!-- Analyzer package are needed in source build for WebSDK -->
+    <ExcludeFromSourceBuild Condition="'$(ExcludeFromSourceBuild)' == '' and '$(DotNetBuildFromSource)' == 'true' and '$(IsAspNetCoreApp)' != 'true' and '$(IsAnalyzersProject)' != 'true'">true</ExcludeFromSourceBuild>
   </PropertyGroup>
 
   <PropertyGroup Label="Resx settings">
diff --git a/eng/Dependencies.props b/eng/Dependencies.props
index 4419f0a1e5..0cd5ac2537 100644
--- a/eng/Dependencies.props
+++ b/eng/Dependencies.props
@@ -154,6 +154,10 @@ and are generated based on the last package release.
     <LatestPackageReference Include="Microsoft.Build.Utilities.Core" Version="$(MicrosoftBuildUtilitiesCorePackageVersion)" />
   </ItemGroup>
 
+  <ItemGroup Label="External dependencies available in source build" >
+    <LatestPackageReference Include="Newtonsoft.Json" Version="$(NewtonsoftJsonPackageVersion)" />
+  </ItemGroup>
+
   <ItemGroup Label="External dependencies" Condition="'$(DotNetBuildFromSource)' != 'true'">
     <LatestPackageReference Include="AngleSharp" Version="$(AngleSharpPackageVersion)" />
     <LatestPackageReference Include="BenchmarkDotNet" Version="$(BenchmarkDotNetPackageVersion)" />
@@ -171,7 +175,6 @@ and are generated based on the last package release.
     <LatestPackageReference Include="Mono.Cecil" Version="$(MonoCecilPackageVersion)" />
     <LatestPackageReference Include="Mono.WebAssembly.Interop" Version="$(MonoWebAssemblyInteropPackageVersion)" />
     <LatestPackageReference Include="Moq" Version="$(MoqPackageVersion)" />
-    <LatestPackageReference Include="Newtonsoft.Json" Version="$(NewtonsoftJsonPackageVersion)" />
     <LatestPackageReference Include="Newtonsoft.Json.Bson" Version="$(NewtonsoftJsonBsonPackageVersion)" />
     <LatestPackageReference Include="NSwag.ApiDescription.Client" Version="$(NSwagApiDescriptionClientPackageVersion)" />
     <LatestPackageReference Include="Selenium.Support" Version="$(SeleniumSupportPackageVersion)" />
diff --git a/eng/Signing.props b/eng/Signing.props
index c9d7dac5a8..829cd569e9 100644
--- a/eng/Signing.props
+++ b/eng/Signing.props
@@ -105,10 +105,11 @@
     <FileSignInfo Include="Microsoft.Build.Locator.dll" CertificateName="None" />
 
     <!--
-      We include the Microsoft.Data.SqlClient.dll assembly in our global tool 'dotnet-sql-cache'.
+      We include the Microsoft.Data.SqlClient.dll and Microsoft.Identity.Client.dll assembly in our global tool 'dotnet-sql-cache'.
       It is already signed by that team, so we don't need to sign it.
     -->
     <FileSignInfo Include="Microsoft.Data.SqlClient.dll" CertificateName="None" />
+    <FileSignInfo Include="Microsoft.Identity.Client.dll" CertificateName="None" />
   </ItemGroup>
 
 </Project>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index de4c828a14..ebd8943a17 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -9,408 +9,412 @@
 -->
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.AspNetCore.Blazor.Mono" Version="5.0.0-alpha1.19426.2">
+    <Dependency Name="Microsoft.AspNetCore.Blazor.Mono" Version="5.0.0-alpha1.19463.2">
       <Uri>https://github.com/aspnet/Blazor</Uri>
-      <Sha>7eeab316fa122b69a9bd777c93dcc78bc6a68905</Sha>
+      <Sha>f5d0da88db7b29207fc005a7478bf0b9b6fc9fc9</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.Razor.Language" Version="5.0.0-alpha1.19428.3">
+    <Dependency Name="Microsoft.AspNetCore.Razor.Language" Version="5.0.0-alpha1.19467.1">
       <Uri>https://github.com/aspnet/AspNetCore-Tooling</Uri>
-      <Sha>64d85fe81e8f5ea374e7783318bd094604fa7ae9</Sha>
+      <Sha>01db467df0350147bbf04f80f8c16033c23a4b4a</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.Mvc.Razor.Extensions" Version="5.0.0-alpha1.19428.3">
+    <Dependency Name="Microsoft.AspNetCore.Mvc.Razor.Extensions" Version="5.0.0-alpha1.19467.1">
       <Uri>https://github.com/aspnet/AspNetCore-Tooling</Uri>
-      <Sha>64d85fe81e8f5ea374e7783318bd094604fa7ae9</Sha>
+      <Sha>01db467df0350147bbf04f80f8c16033c23a4b4a</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.CodeAnalysis.Razor" Version="5.0.0-alpha1.19428.3">
+    <Dependency Name="Microsoft.CodeAnalysis.Razor" Version="5.0.0-alpha1.19467.1">
       <Uri>https://github.com/aspnet/AspNetCore-Tooling</Uri>
-      <Sha>64d85fe81e8f5ea374e7783318bd094604fa7ae9</Sha>
+      <Sha>01db467df0350147bbf04f80f8c16033c23a4b4a</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.Sdk.Razor" Version="5.0.0-alpha1.19428.3">
+    <Dependency Name="Microsoft.NET.Sdk.Razor" Version="5.0.0-alpha1.19467.1">
       <Uri>https://github.com/aspnet/AspNetCore-Tooling</Uri>
-      <Sha>64d85fe81e8f5ea374e7783318bd094604fa7ae9</Sha>
+      <Sha>01db467df0350147bbf04f80f8c16033c23a4b4a</Sha>
     </Dependency>
-    <Dependency Name="dotnet-ef" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="dotnet-ef" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.EntityFrameworkCore.InMemory" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="Microsoft.EntityFrameworkCore.InMemory" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.EntityFrameworkCore.Relational" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="Microsoft.EntityFrameworkCore.Relational" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.EntityFrameworkCore.Sqlite" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="Microsoft.EntityFrameworkCore.Sqlite" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.EntityFrameworkCore.SqlServer" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="Microsoft.EntityFrameworkCore.SqlServer" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.EntityFrameworkCore.Tools" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="Microsoft.EntityFrameworkCore.Tools" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.EntityFrameworkCore" Version="5.0.0-alpha1.19428.1">
+    <Dependency Name="Microsoft.EntityFrameworkCore" Version="5.0.0-alpha1.19467.7">
       <Uri>https://github.com/aspnet/EntityFrameworkCore</Uri>
-      <Sha>ff13800c0774c936734ca070410f05299e896346</Sha>
+      <Sha>0e4d1f3b9b9051ebf08342047a6db4b8a2bfcaef</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.Analyzer.Testing" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.AspNetCore.Analyzer.Testing" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.BenchmarkRunner.Sources" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.AspNetCore.BenchmarkRunner.Sources" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.ActivatorUtilities.Sources" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.ActivatorUtilities.Sources" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Caching.Abstractions" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Caching.Abstractions" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Caching.Memory" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Caching.Memory" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Caching.SqlServer" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Caching.SqlServer" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Caching.StackExchangeRedis" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Caching.StackExchangeRedis" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.CommandLineUtils.Sources" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.CommandLineUtils.Sources" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.Abstractions" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.Abstractions" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.AzureKeyVault" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.AzureKeyVault" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.Binder" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.Binder" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.CommandLine" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.CommandLine" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.FileExtensions" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.FileExtensions" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.Ini" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.Ini" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.Json" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.Json" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.KeyPerFile" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.KeyPerFile" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.UserSecrets" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.UserSecrets" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration.Xml" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration.Xml" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Configuration" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Configuration" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.DependencyInjection.Abstractions" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.DependencyInjection.Abstractions" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.DependencyInjection" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.DependencyInjection" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.DiagnosticAdapter" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.DiagnosticAdapter" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.Diagnostics.HealthChecks" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.Diagnostics.HealthChecks" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.FileProviders.Abstractions" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.FileProviders.Abstractions" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.FileProviders.Composite" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.Extensions.FileProviders.Composite" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
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+    <Dependency Name="System.Reflection.Metadata" Version="1.9.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Cryptography.Cng" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Runtime.CompilerServices.Unsafe" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Cryptography.Pkcs" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Security.Cryptography.Cng" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Cryptography.Xml" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Security.Cryptography.Pkcs" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Permissions" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Security.Cryptography.Xml" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Security.Principal.Windows" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Security.Permissions" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.ServiceProcess.ServiceController" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Security.Principal.Windows" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Text.Encodings.Web" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.ServiceProcess.ServiceController" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Text.Json" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Text.Encodings.Web" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Threading.Channels" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Text.Json" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="System.Windows.Extensions" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="System.Threading.Channels" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Extensions.DependencyModel" Version="5.0.0-alpha1.19425.8" CoherentParentDependency="Microsoft.Extensions.Logging">
+    <Dependency Name="System.Windows.Extensions" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+      <Uri>https://github.com/dotnet/corefx</Uri>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
+    </Dependency>
+    <Dependency Name="Microsoft.Extensions.DependencyModel" Version="5.0.0-alpha1.19465.2" CoherentParentDependency="Microsoft.Extensions.Logging">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>70a3592bd46540bd596f95db4469c040018aa249</Sha>
+      <Sha>9042fe6c81aa3b47f58ccd94ff02e42f9f7a4e46</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.App.Ref" Version="5.0.0-alpha1.19425.8" CoherentParentDependency="Microsoft.Extensions.Logging">
+    <Dependency Name="Microsoft.NETCore.App.Ref" Version="5.0.0-alpha1.19465.2" CoherentParentDependency="Microsoft.Extensions.Logging">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>70a3592bd46540bd596f95db4469c040018aa249</Sha>
+      <Sha>9042fe6c81aa3b47f58ccd94ff02e42f9f7a4e46</Sha>
     </Dependency>
     <!--
          Win-x64 is used here because we have picked an arbitrary runtime identifier to flow the version of the latest NETCore.App runtime.
          All Runtime.$rid packages should have the same version.
     -->
-    <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="5.0.0-alpha1.19425.8" CoherentParentDependency="Microsoft.Extensions.Logging">
+    <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="5.0.0-alpha1.19465.2" CoherentParentDependency="Microsoft.Extensions.Logging">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>70a3592bd46540bd596f95db4469c040018aa249</Sha>
+      <Sha>9042fe6c81aa3b47f58ccd94ff02e42f9f7a4e46</Sha>
     </Dependency>
-    <Dependency Name="NETStandard.Library.Ref" Version="2.1.0-alpha1.19425.8" CoherentParentDependency="Microsoft.Extensions.Logging">
+    <Dependency Name="NETStandard.Library.Ref" Version="2.1.0-alpha1.19465.2" CoherentParentDependency="Microsoft.Extensions.Logging">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>70a3592bd46540bd596f95db4469c040018aa249</Sha>
+      <Sha>9042fe6c81aa3b47f58ccd94ff02e42f9f7a4e46</Sha>
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
     <!-- Listed explicitly to workaround https://github.com/dotnet/cli/issues/10528 -->
-    <Dependency Name="Microsoft.NETCore.Platforms" Version="5.0.0-alpha1.19425.4" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
+    <Dependency Name="Microsoft.NETCore.Platforms" Version="5.0.0-alpha1.19462.7" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>ba50ba15d0747d5be1e8bd38ea03a5ba892314bd</Sha>
+      <Sha>be3d4bad4576eecda116d3e9a368cd6959ecf5ce</Sha>
     </Dependency>
-    <Dependency Name="Internal.AspNetCore.Analyzers" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Internal.AspNetCore.Analyzers" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
     <Dependency Name="Microsoft.DotNet.GenAPI" Version="1.0.0-beta.19425.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
@@ -424,13 +428,13 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>2de3acc671fc624191672a45564f9ef130af5cd4</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.AspNetCore.Testing" Version="5.0.0-alpha1.19427.4" CoherentParentDependency="Microsoft.EntityFrameworkCore">
+    <Dependency Name="Microsoft.AspNetCore.Testing" Version="5.0.0-alpha1.19466.1" CoherentParentDependency="Microsoft.EntityFrameworkCore">
       <Uri>https://github.com/aspnet/Extensions</Uri>
-      <Sha>d8590b1c03f6fcb1adfe667bd81b4407b39f71c7</Sha>
+      <Sha>3702cd2801d0459663bccebe6ae63054748b8589</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Net.Compilers.Toolset" Version="3.4.0-beta1-19424-01" CoherentParentDependency="Microsoft.Extensions.Logging">
+    <Dependency Name="Microsoft.Net.Compilers.Toolset" Version="3.4.0-beta1-19456-03" CoherentParentDependency="Microsoft.Extensions.Logging">
       <Uri>https://github.com/dotnet/roslyn</Uri>
-      <Sha>a36dcccf259ceec904a36b381085d2d940d80ea0</Sha>
+      <Sha>3c865821f2864393a0ff7fe22c92ded6d51a546c</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 1b41d6b597..0c6e6faeb9 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -52,114 +52,114 @@
     <!-- Packages from dotnet/arcade -->
     <MicrosoftDotNetGenAPIPackageVersion>1.0.0-beta.19425.1</MicrosoftDotNetGenAPIPackageVersion>
     <!-- Packages from dotnet/roslyn -->
-    <MicrosoftNetCompilersToolsetPackageVersion>3.4.0-beta1-19424-01</MicrosoftNetCompilersToolsetPackageVersion>
+    <MicrosoftNetCompilersToolsetPackageVersion>3.4.0-beta1-19456-03</MicrosoftNetCompilersToolsetPackageVersion>
     <!-- Packages from dotnet/core-setup -->
-    <MicrosoftExtensionsDependencyModelPackageVersion>5.0.0-alpha1.19425.8</MicrosoftExtensionsDependencyModelPackageVersion>
-    <MicrosoftNETCoreAppRefPackageVersion>5.0.0-alpha1.19425.8</MicrosoftNETCoreAppRefPackageVersion>
-    <MicrosoftNETCoreAppRuntimewinx64PackageVersion>5.0.0-alpha1.19425.8</MicrosoftNETCoreAppRuntimewinx64PackageVersion>
-    <NETStandardLibraryRefPackageVersion>2.1.0-alpha1.19425.8</NETStandardLibraryRefPackageVersion>
+    <MicrosoftExtensionsDependencyModelPackageVersion>5.0.0-alpha1.19465.2</MicrosoftExtensionsDependencyModelPackageVersion>
+    <MicrosoftNETCoreAppRefPackageVersion>5.0.0-alpha1.19465.2</MicrosoftNETCoreAppRefPackageVersion>
+    <MicrosoftNETCoreAppRuntimewinx64PackageVersion>5.0.0-alpha1.19465.2</MicrosoftNETCoreAppRuntimewinx64PackageVersion>
+    <NETStandardLibraryRefPackageVersion>2.1.0-alpha1.19465.2</NETStandardLibraryRefPackageVersion>
     <!-- Packages from dotnet/corefx -->
-    <MicrosoftBclAsyncInterfacesPackageVersion>1.2.0-alpha1.19425.4</MicrosoftBclAsyncInterfacesPackageVersion>
-    <MicrosoftCSharpPackageVersion>5.0.0-alpha1.19425.4</MicrosoftCSharpPackageVersion>
-    <MicrosoftWin32RegistryPackageVersion>5.0.0-alpha1.19425.4</MicrosoftWin32RegistryPackageVersion>
-    <MicrosoftWin32SystemEventsPackageVersion>5.0.0-alpha1.19425.4</MicrosoftWin32SystemEventsPackageVersion>
-    <SystemComponentModelAnnotationsPackageVersion>5.0.0-alpha1.19425.4</SystemComponentModelAnnotationsPackageVersion>
-    <SystemDiagnosticsEventLogPackageVersion>5.0.0-alpha1.19425.4</SystemDiagnosticsEventLogPackageVersion>
-    <SystemDrawingCommonPackageVersion>5.0.0-alpha1.19425.4</SystemDrawingCommonPackageVersion>
-    <SystemIOPipelinesPackageVersion>5.0.0-alpha1.19425.4</SystemIOPipelinesPackageVersion>
-    <SystemNetHttpWinHttpHandlerPackageVersion>5.0.0-alpha1.19425.4</SystemNetHttpWinHttpHandlerPackageVersion>
-    <SystemNetWebSocketsWebSocketProtocolPackageVersion>5.0.0-alpha1.19425.4</SystemNetWebSocketsWebSocketProtocolPackageVersion>
-    <SystemReflectionMetadataPackageVersion>1.9.0-alpha1.19425.4</SystemReflectionMetadataPackageVersion>
-    <SystemRuntimeCompilerServicesUnsafePackageVersion>5.0.0-alpha1.19425.4</SystemRuntimeCompilerServicesUnsafePackageVersion>
-    <SystemSecurityCryptographyCngPackageVersion>5.0.0-alpha1.19425.4</SystemSecurityCryptographyCngPackageVersion>
-    <SystemSecurityCryptographyPkcsPackageVersion>5.0.0-alpha1.19425.4</SystemSecurityCryptographyPkcsPackageVersion>
-    <SystemSecurityCryptographyXmlPackageVersion>5.0.0-alpha1.19425.4</SystemSecurityCryptographyXmlPackageVersion>
-    <SystemSecurityPermissionsPackageVersion>5.0.0-alpha1.19425.4</SystemSecurityPermissionsPackageVersion>
-    <SystemSecurityPrincipalWindowsPackageVersion>5.0.0-alpha1.19425.4</SystemSecurityPrincipalWindowsPackageVersion>
-    <SystemServiceProcessServiceControllerPackageVersion>5.0.0-alpha1.19425.4</SystemServiceProcessServiceControllerPackageVersion>
-    <SystemTextEncodingsWebPackageVersion>5.0.0-alpha1.19425.4</SystemTextEncodingsWebPackageVersion>
-    <SystemTextJsonPackageVersion>5.0.0-alpha1.19425.4</SystemTextJsonPackageVersion>
-    <SystemThreadingChannelsPackageVersion>5.0.0-alpha1.19425.4</SystemThreadingChannelsPackageVersion>
-    <SystemWindowsExtensionsPackageVersion>5.0.0-alpha1.19425.4</SystemWindowsExtensionsPackageVersion>
+    <MicrosoftBclAsyncInterfacesPackageVersion>1.2.0-alpha1.19462.7</MicrosoftBclAsyncInterfacesPackageVersion>
+    <MicrosoftCSharpPackageVersion>5.0.0-alpha1.19462.7</MicrosoftCSharpPackageVersion>
+    <MicrosoftWin32RegistryPackageVersion>5.0.0-alpha1.19462.7</MicrosoftWin32RegistryPackageVersion>
+    <MicrosoftWin32SystemEventsPackageVersion>5.0.0-alpha1.19462.7</MicrosoftWin32SystemEventsPackageVersion>
+    <SystemComponentModelAnnotationsPackageVersion>5.0.0-alpha1.19462.7</SystemComponentModelAnnotationsPackageVersion>
+    <SystemDiagnosticsEventLogPackageVersion>5.0.0-alpha1.19462.7</SystemDiagnosticsEventLogPackageVersion>
+    <SystemDrawingCommonPackageVersion>5.0.0-alpha1.19462.7</SystemDrawingCommonPackageVersion>
+    <SystemIOPipelinesPackageVersion>5.0.0-alpha1.19462.7</SystemIOPipelinesPackageVersion>
+    <SystemNetHttpWinHttpHandlerPackageVersion>5.0.0-alpha1.19462.7</SystemNetHttpWinHttpHandlerPackageVersion>
+    <SystemNetWebSocketsWebSocketProtocolPackageVersion>5.0.0-alpha1.19462.7</SystemNetWebSocketsWebSocketProtocolPackageVersion>
+    <SystemReflectionMetadataPackageVersion>1.9.0-alpha1.19462.7</SystemReflectionMetadataPackageVersion>
+    <SystemRuntimeCompilerServicesUnsafePackageVersion>5.0.0-alpha1.19462.7</SystemRuntimeCompilerServicesUnsafePackageVersion>
+    <SystemSecurityCryptographyCngPackageVersion>5.0.0-alpha1.19462.7</SystemSecurityCryptographyCngPackageVersion>
+    <SystemSecurityCryptographyPkcsPackageVersion>5.0.0-alpha1.19462.7</SystemSecurityCryptographyPkcsPackageVersion>
+    <SystemSecurityCryptographyXmlPackageVersion>5.0.0-alpha1.19462.7</SystemSecurityCryptographyXmlPackageVersion>
+    <SystemSecurityPermissionsPackageVersion>5.0.0-alpha1.19462.7</SystemSecurityPermissionsPackageVersion>
+    <SystemSecurityPrincipalWindowsPackageVersion>5.0.0-alpha1.19462.7</SystemSecurityPrincipalWindowsPackageVersion>
+    <SystemServiceProcessServiceControllerPackageVersion>5.0.0-alpha1.19462.7</SystemServiceProcessServiceControllerPackageVersion>
+    <SystemTextEncodingsWebPackageVersion>5.0.0-alpha1.19462.7</SystemTextEncodingsWebPackageVersion>
+    <SystemTextJsonPackageVersion>5.0.0-alpha1.19462.7</SystemTextJsonPackageVersion>
+    <SystemThreadingChannelsPackageVersion>5.0.0-alpha1.19462.7</SystemThreadingChannelsPackageVersion>
+    <SystemWindowsExtensionsPackageVersion>5.0.0-alpha1.19462.7</SystemWindowsExtensionsPackageVersion>
     <!-- Only listed explicitly to workaround https://github.com/dotnet/cli/issues/10528 -->
-    <MicrosoftNETCorePlatformsPackageVersion>5.0.0-alpha1.19425.4</MicrosoftNETCorePlatformsPackageVersion>
+    <MicrosoftNETCorePlatformsPackageVersion>5.0.0-alpha1.19462.7</MicrosoftNETCorePlatformsPackageVersion>
     <!-- Packages from aspnet/Blazor -->
-    <MicrosoftAspNetCoreBlazorMonoPackageVersion>5.0.0-alpha1.19426.2</MicrosoftAspNetCoreBlazorMonoPackageVersion>
+    <MicrosoftAspNetCoreBlazorMonoPackageVersion>5.0.0-alpha1.19463.2</MicrosoftAspNetCoreBlazorMonoPackageVersion>
     <!-- Packages from aspnet/Extensions -->
-    <InternalAspNetCoreAnalyzersPackageVersion>5.0.0-alpha1.19427.4</InternalAspNetCoreAnalyzersPackageVersion>
-    <MicrosoftAspNetCoreAnalyzerTestingPackageVersion>5.0.0-alpha1.19427.4</MicrosoftAspNetCoreAnalyzerTestingPackageVersion>
-    <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>5.0.0-alpha1.19427.4</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>
-    <MicrosoftExtensionsCachingAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsCachingAbstractionsPackageVersion>
-    <MicrosoftExtensionsCachingMemoryPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsCachingMemoryPackageVersion>
-    <MicrosoftExtensionsCachingSqlServerPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsCachingSqlServerPackageVersion>
-    <MicrosoftExtensionsCachingStackExchangeRedisPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsCachingStackExchangeRedisPackageVersion>
-    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
-    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
-    <MicrosoftExtensionsConfigurationAzureKeyVaultPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationAzureKeyVaultPackageVersion>
-    <MicrosoftExtensionsConfigurationBinderPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationBinderPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
-    <MicrosoftExtensionsConfigurationIniPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationIniPackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsConfigurationKeyPerFilePackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationKeyPerFilePackageVersion>
-    <MicrosoftExtensionsConfigurationPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationPackageVersion>
-    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
-    <MicrosoftExtensionsConfigurationXmlPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsConfigurationXmlPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsDiagnosticAdapterPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsDiagnosticAdapterPackageVersion>
-    <MicrosoftExtensionsDiagnosticsHealthChecksAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsDiagnosticsHealthChecksAbstractionsPackageVersion>
-    <MicrosoftExtensionsDiagnosticsHealthChecksPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsDiagnosticsHealthChecksPackageVersion>
-    <MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>
-    <MicrosoftExtensionsFileProvidersCompositePackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsFileProvidersCompositePackageVersion>
-    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
-    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
-    <MicrosoftExtensionsFileSystemGlobbingPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsFileSystemGlobbingPackageVersion>
-    <MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>
-    <MicrosoftExtensionsHostingAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsHostingAbstractionsPackageVersion>
-    <MicrosoftExtensionsHostingPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsHostingPackageVersion>
-    <MicrosoftExtensionsHostFactoryResolverSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsHostFactoryResolverSourcesPackageVersion>
-    <MicrosoftExtensionsHttpPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsHttpPackageVersion>
-    <MicrosoftExtensionsLocalizationAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLocalizationAbstractionsPackageVersion>
-    <MicrosoftExtensionsLocalizationPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLocalizationPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingAzureAppServicesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingAzureAppServicesPackageVersion>
-    <MicrosoftExtensionsLoggingConfigurationPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingConfigurationPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingDebugPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingDebugPackageVersion>
-    <MicrosoftExtensionsLoggingEventSourcePackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingEventSourcePackageVersion>
-    <MicrosoftExtensionsLoggingEventLogPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingEventLogPackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsLoggingTraceSourcePackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsLoggingTraceSourcePackageVersion>
-    <MicrosoftExtensionsObjectPoolPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsObjectPoolPackageVersion>
-    <MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>
-    <MicrosoftExtensionsOptionsDataAnnotationsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsOptionsDataAnnotationsPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsOptionsPackageVersion>
-    <MicrosoftExtensionsParameterDefaultValueSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsParameterDefaultValueSourcesPackageVersion>
-    <MicrosoftExtensionsPrimitivesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsPrimitivesPackageVersion>
-    <MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>
-    <MicrosoftExtensionsValueStopwatchSourcesPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsValueStopwatchSourcesPackageVersion>
-    <MicrosoftExtensionsWebEncodersPackageVersion>5.0.0-alpha1.19427.4</MicrosoftExtensionsWebEncodersPackageVersion>
-    <MicrosoftInternalExtensionsRefsPackageVersion>5.0.0-alpha1.19427.4</MicrosoftInternalExtensionsRefsPackageVersion>
-    <MicrosoftJSInteropPackageVersion>5.0.0-alpha1.19427.4</MicrosoftJSInteropPackageVersion>
-    <MonoWebAssemblyInteropPackageVersion>5.0.0-alpha1.19427.4</MonoWebAssemblyInteropPackageVersion>
+    <InternalAspNetCoreAnalyzersPackageVersion>5.0.0-alpha1.19466.1</InternalAspNetCoreAnalyzersPackageVersion>
+    <MicrosoftAspNetCoreAnalyzerTestingPackageVersion>5.0.0-alpha1.19466.1</MicrosoftAspNetCoreAnalyzerTestingPackageVersion>
+    <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>5.0.0-alpha1.19466.1</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>
+    <MicrosoftExtensionsCachingAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsCachingAbstractionsPackageVersion>
+    <MicrosoftExtensionsCachingMemoryPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsCachingMemoryPackageVersion>
+    <MicrosoftExtensionsCachingSqlServerPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsCachingSqlServerPackageVersion>
+    <MicrosoftExtensionsCachingStackExchangeRedisPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsCachingStackExchangeRedisPackageVersion>
+    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
+    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
+    <MicrosoftExtensionsConfigurationAzureKeyVaultPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationAzureKeyVaultPackageVersion>
+    <MicrosoftExtensionsConfigurationBinderPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationBinderPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
+    <MicrosoftExtensionsConfigurationIniPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationIniPackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsConfigurationKeyPerFilePackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationKeyPerFilePackageVersion>
+    <MicrosoftExtensionsConfigurationPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationPackageVersion>
+    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
+    <MicrosoftExtensionsConfigurationXmlPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsConfigurationXmlPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsDiagnosticAdapterPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsDiagnosticAdapterPackageVersion>
+    <MicrosoftExtensionsDiagnosticsHealthChecksAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsDiagnosticsHealthChecksAbstractionsPackageVersion>
+    <MicrosoftExtensionsDiagnosticsHealthChecksPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsDiagnosticsHealthChecksPackageVersion>
+    <MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>
+    <MicrosoftExtensionsFileProvidersCompositePackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsFileProvidersCompositePackageVersion>
+    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
+    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
+    <MicrosoftExtensionsFileSystemGlobbingPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsFileSystemGlobbingPackageVersion>
+    <MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>
+    <MicrosoftExtensionsHostingAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsHostingAbstractionsPackageVersion>
+    <MicrosoftExtensionsHostingPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsHostingPackageVersion>
+    <MicrosoftExtensionsHostFactoryResolverSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsHostFactoryResolverSourcesPackageVersion>
+    <MicrosoftExtensionsHttpPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsHttpPackageVersion>
+    <MicrosoftExtensionsLocalizationAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLocalizationAbstractionsPackageVersion>
+    <MicrosoftExtensionsLocalizationPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLocalizationPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingAzureAppServicesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingAzureAppServicesPackageVersion>
+    <MicrosoftExtensionsLoggingConfigurationPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingConfigurationPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingDebugPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingDebugPackageVersion>
+    <MicrosoftExtensionsLoggingEventSourcePackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingEventSourcePackageVersion>
+    <MicrosoftExtensionsLoggingEventLogPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingEventLogPackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsLoggingTraceSourcePackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsLoggingTraceSourcePackageVersion>
+    <MicrosoftExtensionsObjectPoolPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsObjectPoolPackageVersion>
+    <MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>
+    <MicrosoftExtensionsOptionsDataAnnotationsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsOptionsDataAnnotationsPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftExtensionsParameterDefaultValueSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsParameterDefaultValueSourcesPackageVersion>
+    <MicrosoftExtensionsPrimitivesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsPrimitivesPackageVersion>
+    <MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>
+    <MicrosoftExtensionsValueStopwatchSourcesPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsValueStopwatchSourcesPackageVersion>
+    <MicrosoftExtensionsWebEncodersPackageVersion>5.0.0-alpha1.19466.1</MicrosoftExtensionsWebEncodersPackageVersion>
+    <MicrosoftInternalExtensionsRefsPackageVersion>5.0.0-alpha1.19466.1</MicrosoftInternalExtensionsRefsPackageVersion>
+    <MicrosoftJSInteropPackageVersion>5.0.0-alpha1.19466.1</MicrosoftJSInteropPackageVersion>
+    <MonoWebAssemblyInteropPackageVersion>5.0.0-alpha1.19466.1</MonoWebAssemblyInteropPackageVersion>
     <!-- Packages from aspnet/EntityFrameworkCore -->
-    <dotnetefPackageVersion>5.0.0-alpha1.19428.1</dotnetefPackageVersion>
-    <MicrosoftEntityFrameworkCoreInMemoryPackageVersion>5.0.0-alpha1.19428.1</MicrosoftEntityFrameworkCoreInMemoryPackageVersion>
-    <MicrosoftEntityFrameworkCoreRelationalPackageVersion>5.0.0-alpha1.19428.1</MicrosoftEntityFrameworkCoreRelationalPackageVersion>
-    <MicrosoftEntityFrameworkCoreSqlitePackageVersion>5.0.0-alpha1.19428.1</MicrosoftEntityFrameworkCoreSqlitePackageVersion>
-    <MicrosoftEntityFrameworkCoreSqlServerPackageVersion>5.0.0-alpha1.19428.1</MicrosoftEntityFrameworkCoreSqlServerPackageVersion>
-    <MicrosoftEntityFrameworkCoreToolsPackageVersion>5.0.0-alpha1.19428.1</MicrosoftEntityFrameworkCoreToolsPackageVersion>
-    <MicrosoftEntityFrameworkCorePackageVersion>5.0.0-alpha1.19428.1</MicrosoftEntityFrameworkCorePackageVersion>
+    <dotnetefPackageVersion>5.0.0-alpha1.19467.7</dotnetefPackageVersion>
+    <MicrosoftEntityFrameworkCoreInMemoryPackageVersion>5.0.0-alpha1.19467.7</MicrosoftEntityFrameworkCoreInMemoryPackageVersion>
+    <MicrosoftEntityFrameworkCoreRelationalPackageVersion>5.0.0-alpha1.19467.7</MicrosoftEntityFrameworkCoreRelationalPackageVersion>
+    <MicrosoftEntityFrameworkCoreSqlitePackageVersion>5.0.0-alpha1.19467.7</MicrosoftEntityFrameworkCoreSqlitePackageVersion>
+    <MicrosoftEntityFrameworkCoreSqlServerPackageVersion>5.0.0-alpha1.19467.7</MicrosoftEntityFrameworkCoreSqlServerPackageVersion>
+    <MicrosoftEntityFrameworkCoreToolsPackageVersion>5.0.0-alpha1.19467.7</MicrosoftEntityFrameworkCoreToolsPackageVersion>
+    <MicrosoftEntityFrameworkCorePackageVersion>5.0.0-alpha1.19467.7</MicrosoftEntityFrameworkCorePackageVersion>
     <!-- Packages from aspnet/AspNetCore-Tooling -->
-    <MicrosoftAspNetCoreMvcRazorExtensionsPackageVersion>5.0.0-alpha1.19428.3</MicrosoftAspNetCoreMvcRazorExtensionsPackageVersion>
-    <MicrosoftAspNetCoreRazorLanguagePackageVersion>5.0.0-alpha1.19428.3</MicrosoftAspNetCoreRazorLanguagePackageVersion>
-    <MicrosoftCodeAnalysisRazorPackageVersion>5.0.0-alpha1.19428.3</MicrosoftCodeAnalysisRazorPackageVersion>
-    <MicrosoftNETSdkRazorPackageVersion>5.0.0-alpha1.19428.3</MicrosoftNETSdkRazorPackageVersion>
+    <MicrosoftAspNetCoreMvcRazorExtensionsPackageVersion>5.0.0-alpha1.19467.1</MicrosoftAspNetCoreMvcRazorExtensionsPackageVersion>
+    <MicrosoftAspNetCoreRazorLanguagePackageVersion>5.0.0-alpha1.19467.1</MicrosoftAspNetCoreRazorLanguagePackageVersion>
+    <MicrosoftCodeAnalysisRazorPackageVersion>5.0.0-alpha1.19467.1</MicrosoftCodeAnalysisRazorPackageVersion>
+    <MicrosoftNETSdkRazorPackageVersion>5.0.0-alpha1.19467.1</MicrosoftNETSdkRazorPackageVersion>
   </PropertyGroup>
   <!--
 
diff --git a/eng/common/darc-init.ps1 b/eng/common/darc-init.ps1
index 8854d979f3..46d175fdfd 100644
--- a/eng/common/darc-init.ps1
+++ b/eng/common/darc-init.ps1
@@ -1,9 +1,9 @@
 param (
     $darcVersion = $null,
-    $versionEndpoint = "https://maestro-prod.westus2.cloudapp.azure.com/api/assets/darc-version?api-version=2019-01-16"
+    $versionEndpoint = "https://maestro-prod.westus2.cloudapp.azure.com/api/assets/darc-version?api-version=2019-01-16",
+    $verbosity = "m"
 )
 
-$verbosity = "m"
 . $PSScriptRoot\tools.ps1
 
 function InstallDarcCli ($darcVersion) {
diff --git a/eng/common/darc-init.sh b/eng/common/darc-init.sh
index abdd0bc05a..242429bca6 100755
--- a/eng/common/darc-init.sh
+++ b/eng/common/darc-init.sh
@@ -3,6 +3,7 @@
 source="${BASH_SOURCE[0]}"
 darcVersion=''
 versionEndpoint="https://maestro-prod.westus2.cloudapp.azure.com/api/assets/darc-version?api-version=2019-01-16"
+verbosity=m
 
 while [[ $# > 0 ]]; do
   opt="$(echo "$1" | awk '{print tolower($0)}')"
@@ -15,6 +16,10 @@ while [[ $# > 0 ]]; do
       versionEndpoint=$2
       shift
       ;;
+    --verbosity)
+      verbosity=$2
+      shift
+      ;;
     *)
       echo "Invalid argument: $1"
       usage
@@ -34,7 +39,6 @@ while [[ -h "$source" ]]; do
   [[ $source != /* ]] && source="$scriptroot/$source"
 done
 scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
-verbosity=m
 
 . "$scriptroot/tools.sh"
 
diff --git a/eng/common/native/CommonLibrary.psm1 b/eng/common/native/CommonLibrary.psm1
index 2a08d5246e..41416862d9 100644
--- a/eng/common/native/CommonLibrary.psm1
+++ b/eng/common/native/CommonLibrary.psm1
@@ -152,6 +152,8 @@ function Get-File {
   }
   else {
     Write-Verbose "Downloading $Uri"
+    # Don't display the console progress UI - it's a huge perf hit
+    $ProgressPreference = 'SilentlyContinue'   
     while($Attempt -Lt $DownloadRetries)
     {
       try {
diff --git a/eng/common/post-build/symbols-validation.ps1 b/eng/common/post-build/symbols-validation.ps1
index d5ec51b150..096ac321d1 100644
--- a/eng/common/post-build/symbols-validation.ps1
+++ b/eng/common/post-build/symbols-validation.ps1
@@ -37,10 +37,10 @@ function FirstMatchingSymbolDescriptionOrDefault {
   # DWARF file for a .dylib
   $DylibDwarf = $SymbolPath.Replace($Extension, ".dylib.dwarf")
  
-  $dotnetsymbolExe = "$env:USERPROFILE\.dotnet\tools"
-  $dotnetsymbolExe = Resolve-Path "$dotnetsymbolExe\dotnet-symbol.exe"
+  $dotnetSymbolExe = "$env:USERPROFILE\.dotnet\tools"
+  $dotnetSymbolExe = Resolve-Path "$dotnetSymbolExe\dotnet-symbol.exe"
 
-  & $dotnetsymbolExe --symbols --modules --windows-pdbs $TargetServerParam $FullPath -o $SymbolsPath | Out-Null
+  & $dotnetSymbolExe --symbols --modules --windows-pdbs $TargetServerParam $FullPath -o $SymbolsPath | Out-Null
 
   if (Test-Path $PdbPath) {
     return "PDB"
@@ -159,25 +159,25 @@ function CheckSymbolsAvailable {
     }
 }
 
-function Installdotnetsymbol {
-  $dotnetsymbolPackageName = "dotnet-symbol"
+function InstallDotnetSymbol {
+  $dotnetSymbolPackageName = "dotnet-symbol"
 
   $dotnetRoot = InitializeDotNetCli -install:$true
   $dotnet = "$dotnetRoot\dotnet.exe"
   $toolList = & "$dotnet" tool list --global
 
-  if (($toolList -like "*$dotnetsymbolPackageName*") -and ($toolList -like "*$dotnetsymbolVersion*")) {
-    Write-Host "dotnet-symbol version $dotnetsymbolVersion is already installed."
+  if (($toolList -like "*$dotnetSymbolPackageName*") -and ($toolList -like "*$dotnetSymbolVersion*")) {
+    Write-Host "dotnet-symbol version $dotnetSymbolVersion is already installed."
   }
   else {
-    Write-Host "Installing dotnet-symbol version $dotnetsymbolVersion..."
+    Write-Host "Installing dotnet-symbol version $dotnetSymbolVersion..."
     Write-Host "You may need to restart your command window if this is the first dotnet tool you have installed."
-    & "$dotnet" tool install $dotnetsymbolPackageName --version $dotnetsymbolVersion --verbosity "minimal" --global
+    & "$dotnet" tool install $dotnetSymbolPackageName --version $dotnetSymbolVersion --verbosity "minimal" --global
   }
 }
 
 try {
-  Installdotnetsymbol
+  InstallDotnetSymbol
 
   CheckSymbolsAvailable
 }
diff --git a/eng/common/sdl/execute-all-sdl-tools.ps1 b/eng/common/sdl/execute-all-sdl-tools.ps1
index 6d9bdcf72b..fa239484f2 100644
--- a/eng/common/sdl/execute-all-sdl-tools.ps1
+++ b/eng/common/sdl/execute-all-sdl-tools.ps1
@@ -53,8 +53,8 @@ if ($ValidPath -eq $False)
   exit 1
 }
 
-& $(Join-Path $PSScriptRoot "init-sdl.ps1") -GuardianCliLocation $guardianCliLocation -Repository $RepoName -BranchName $BranchName -WorkingDirectory $ArtifactsDirectory -AzureDevOpsAccessToken $AzureDevOpsAccessToken -GuardianLoggerLevel $GuardianLoggerLevel
-$gdnFolder = Join-Path $ArtifactsDirectory ".gdn"
+& $(Join-Path $PSScriptRoot "init-sdl.ps1") -GuardianCliLocation $guardianCliLocation -Repository $RepoName -BranchName $BranchName -WorkingDirectory (Split-Path $SourceDirectory -Parent) -AzureDevOpsAccessToken $AzureDevOpsAccessToken -GuardianLoggerLevel $GuardianLoggerLevel
+$gdnFolder = Join-Path (Split-Path $SourceDirectory -Parent) ".gdn"
 
 if ($TsaOnboard) {
   if ($TsaCodebaseName -and $TsaNotificationEmail -and $TsaCodebaseAdmin -and $TsaBugAreaPath) {
diff --git a/eng/common/sdl/init-sdl.ps1 b/eng/common/sdl/init-sdl.ps1
index 26e01c0673..c737eb0e71 100644
--- a/eng/common/sdl/init-sdl.ps1
+++ b/eng/common/sdl/init-sdl.ps1
@@ -11,6 +11,9 @@ $ErrorActionPreference = "Stop"
 Set-StrictMode -Version 2.0
 $LASTEXITCODE = 0
 
+# Don't display the console progress UI - it's a huge perf hit
+$ProgressPreference = 'SilentlyContinue'
+
 # Construct basic auth from AzDO access token; construct URI to the repository's gdn folder stored in that repository; construct location of zip file
 $encodedPat = [Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes(":$AzureDevOpsAccessToken"))
 $escapedRepository = [Uri]::EscapeDataString("/$Repository/$BranchName/.gdn")
diff --git a/eng/common/sdl/packages.config b/eng/common/sdl/packages.config
index 3f97ac2f16..256ffbfb93 100644
--- a/eng/common/sdl/packages.config
+++ b/eng/common/sdl/packages.config
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.Guardian.Cli" version="0.7.1"/>
+  <package id="Microsoft.Guardian.Cli" version="0.7.2"/>
 </packages>
diff --git a/eng/common/templates/job/execute-sdl.yml b/eng/common/templates/job/execute-sdl.yml
index 91621cf88f..a7f9964195 100644
--- a/eng/common/templates/job/execute-sdl.yml
+++ b/eng/common/templates/job/execute-sdl.yml
@@ -1,7 +1,10 @@
 parameters:
   overrideParameters: ''                                       # Optional: to override values for parameters.
   additionalParameters: ''                                     # Optional: parameters that need user specific values eg: '-SourceToolsList @("abc","def") -ArtifactToolsList @("ghi","jkl")'
-  continueOnError: false                                       # optional: determines whether to continue the build if the step errors;
+  # There is some sort of bug (has been reported) in Azure DevOps where if this parameter is named
+  # 'continueOnError', the parameter value is not correctly picked up.
+  # This can also be remedied by the caller (post-build.yml) if it does not use a nested parameter
+  sdlContinueOnError: false                                    # optional: determines whether to continue the build if the step errors;
   dependsOn: ''                                                # Optional: dependencies of the job
 
 jobs:
@@ -26,12 +29,12 @@ jobs:
       -InputPath $(Build.SourcesDirectory)\artifacts\BlobArtifacts
       -ExtractPath $(Build.SourcesDirectory)\artifacts\BlobArtifacts
     displayName: Extract Blob Artifacts
-    continueOnError: ${{ parameters.continueOnError }}
+    continueOnError: ${{ parameters.sdlContinueOnError }}
   - powershell: eng/common/sdl/extract-artifact-packages.ps1
       -InputPath $(Build.SourcesDirectory)\artifacts\PackageArtifacts
       -ExtractPath $(Build.SourcesDirectory)\artifacts\PackageArtifacts
     displayName: Extract Package Artifacts
-    continueOnError: ${{ parameters.continueOnError }}
+    continueOnError: ${{ parameters.sdlContinueOnError }}
   - task: NuGetToolInstaller@1
     displayName: 'Install NuGet.exe'
   - task: NuGetCommand@2
@@ -45,12 +48,12 @@ jobs:
   - ${{ if ne(parameters.overrideParameters, '') }}:
     - powershell: eng/common/sdl/execute-all-sdl-tools.ps1 ${{ parameters.overrideParameters }}
       displayName: Execute SDL
-      continueOnError: ${{ parameters.continueOnError }}
+      continueOnError: ${{ parameters.sdlContinueOnError }}
   - ${{ if eq(parameters.overrideParameters, '') }}:
     - powershell: eng/common/sdl/execute-all-sdl-tools.ps1
-        -GuardianPackageName Microsoft.Guardian.Cli.0.7.1
+        -GuardianPackageName Microsoft.Guardian.Cli.0.7.2
         -NugetPackageDirectory $(Build.SourcesDirectory)\.packages
         -AzureDevOpsAccessToken $(dn-bot-dotnet-build-rw-code-rw)
         ${{ parameters.additionalParameters }}
       displayName: Execute SDL
-      continueOnError: ${{ parameters.continueOnError }}
+      continueOnError: ${{ parameters.sdlContinueOnError }}
diff --git a/eng/common/templates/post-build/post-build.yml b/eng/common/templates/post-build/post-build.yml
index 3f239fae2b..34667b6c09 100644
--- a/eng/common/templates/post-build/post-build.yml
+++ b/eng/common/templates/post-build/post-build.yml
@@ -1,11 +1,12 @@
 parameters:
-  enableSourceLinkValidation: true
+  enableSourceLinkValidation: false
   enableSigningValidation: true
-  enableSymbolValidation: true
+  enableSymbolValidation: false
   enableNugetValidation: true
   publishInstallersAndChecksums: false
   SDLValidationParameters:
     enable: false
+    continueOnError: false
     params: ''
 
   # These parameters let the user customize the call to sdk-task.ps1 for publishing
@@ -92,6 +93,7 @@ stages:
     - template: /eng/common/templates/job/execute-sdl.yml
       parameters:
         additionalParameters: ${{ parameters.SDLValidationParameters.params }}
+        continueOnError: ${{ parameters.SDLValidationParameters.continueOnError }}
 
 - template: \eng\common\templates\post-build\channels\netcore-dev-5.yml
   parameters:
diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
index 9c12b1b4fd..bb5638930a 100644
--- a/eng/common/tools.ps1
+++ b/eng/common/tools.ps1
@@ -163,6 +163,7 @@ function GetDotNetInstallScript([string] $dotnetRoot) {
   $installScript = Join-Path $dotnetRoot "dotnet-install.ps1"
   if (!(Test-Path $installScript)) {
     Create-Directory $dotnetRoot
+    $ProgressPreference = 'SilentlyContinue' # Don't display the console progress UI - it's a huge perf hit
     Invoke-WebRequest "https://dot.net/$dotnetInstallScriptVersion/dotnet-install.ps1" -OutFile $installScript
   }
 
@@ -282,6 +283,7 @@ function InitializeXCopyMSBuild([string]$packageVersion, [bool]$install) {
 
     Create-Directory $packageDir
     Write-Host "Downloading $packageName $packageVersion"
+    $ProgressPreference = 'SilentlyContinue' # Don't display the console progress UI - it's a huge perf hit
     Invoke-WebRequest "https://dotnet.myget.org/F/roslyn-tools/api/v2/package/$packageName/$packageVersion/" -OutFile $packagePath
     Unzip $packagePath $packageDir
   }
diff --git a/eng/common/tools.sh b/eng/common/tools.sh
index 3af9be6157..94a1edd7d0 100755
--- a/eng/common/tools.sh
+++ b/eng/common/tools.sh
@@ -208,12 +208,19 @@ function GetDotNetInstallScript {
 
     # Use curl if available, otherwise use wget
     if command -v curl > /dev/null; then
-      curl "$install_script_url" -sSL --retry 10 --create-dirs -o "$install_script"
-    else
-      wget -q -O "$install_script" "$install_script_url"
+      curl "$install_script_url" -sSL --retry 10 --create-dirs -o "$install_script" || {
+        local exit_code=$?
+        Write-PipelineTelemetryError -category 'InitializeToolset' "Failed to acquire dotnet install script (exit code '$exit_code')."
+        ExitWithExitCode $exit_code
+      }
+    else 
+      wget -q -O "$install_script" "$install_script_url" || {
+        local exit_code=$?
+        Write-PipelineTelemetryError -category 'InitializeToolset' "Failed to acquire dotnet install script (exit code '$exit_code')."
+        ExitWithExitCode $exit_code
+      }
     fi
   fi
-
   # return value
   _GetDotNetInstallScript="$install_script"
 }
diff --git a/src/Components/Components/ref/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs b/src/Components/Components/ref/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs
index ed14f101cd..0f6b699935 100644
--- a/src/Components/Components/ref/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs
+++ b/src/Components/Components/ref/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs
@@ -1,47 +1,58 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
+using System;
+using System.Runtime.InteropServices;
+using Microsoft.AspNetCore.Components.Rendering;
+
 namespace Microsoft.AspNetCore.Components.RenderTree
 {
     // https://github.com/dotnet/arcade/pull/2033
-    [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Explicit)]
+    [StructLayout(LayoutKind.Explicit, Pack = 4)]
     public readonly partial struct RenderTreeFrame
     {
-        [System.Runtime.InteropServices.FieldOffsetAttribute(8)]
-        public readonly int AttributeEventHandlerId;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly string AttributeName;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(24)]
-        public readonly object AttributeValue;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(12)]
-        public readonly int ComponentId;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly System.Action<object> ComponentReferenceCaptureAction;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(8)]
-        public readonly int ComponentReferenceCaptureParentFrameIndex;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(8)]
-        public readonly int ComponentSubtreeLength;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly System.Type ComponentType;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly string ElementName;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(24)]
-        public readonly System.Action<Microsoft.AspNetCore.Components.ElementReference> ElementReferenceCaptureAction;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly string ElementReferenceCaptureId;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(8)]
-        public readonly int ElementSubtreeLength;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(4)]
-        public readonly Microsoft.AspNetCore.Components.RenderTree.RenderTreeFrameType FrameType;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly string MarkupContent;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(8)]
-        public readonly int RegionSubtreeLength;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(0)]
-        public readonly int Sequence;
-        [System.Runtime.InteropServices.FieldOffsetAttribute(16)]
-        public readonly string TextContent;
-        public Microsoft.AspNetCore.Components.IComponent Component { get { throw null; } }
-        public override string ToString() { throw null; }
+        [FieldOffset(0)] public readonly int Sequence;
+
+        [FieldOffset(4)] public readonly RenderTreeFrameType FrameType;
+
+        [FieldOffset(8)] public readonly int ElementSubtreeLength;
+
+        [FieldOffset(16)] public readonly string ElementName;
+
+        [FieldOffset(24)] public readonly object ElementKey;
+
+        [FieldOffset(16)] public readonly string TextContent;
+
+        [FieldOffset(8)] public readonly ulong AttributeEventHandlerId;
+
+        [FieldOffset(16)] public readonly string AttributeName;
+
+        [FieldOffset(24)] public readonly object AttributeValue;
+
+        [FieldOffset(32)] public readonly string AttributeEventUpdatesAttributeName;
+
+        [FieldOffset(8)] public readonly int ComponentSubtreeLength;
+
+        [FieldOffset(12)] public readonly int ComponentId;
+
+        [FieldOffset(16)] public readonly Type ComponentType;
+
+        [FieldOffset(32)] public readonly object ComponentKey;
+
+        public IComponent Component => null;
+
+        [FieldOffset(8)] public readonly int RegionSubtreeLength;
+
+        [FieldOffset(16)] public readonly string ElementReferenceCaptureId;
+
+        [FieldOffset(24)] public readonly Action<ElementReference> ElementReferenceCaptureAction;
+
+        [FieldOffset(8)] public readonly int ComponentReferenceCaptureParentFrameIndex;
+
+        [FieldOffset(16)] public readonly Action<object> ComponentReferenceCaptureAction;
+
+        [FieldOffset(16)] public readonly string MarkupContent;
+
+        public override string ToString() => null;
     }
 }
diff --git a/src/Components/Web.JS/src/Platform/Circuits/UserSpecifiedDisplay.ts b/src/Components/Web.JS/src/Platform/Circuits/UserSpecifiedDisplay.ts
index 28a2ae6bf4..30f08d2833 100644
--- a/src/Components/Web.JS/src/Platform/Circuits/UserSpecifiedDisplay.ts
+++ b/src/Components/Web.JS/src/Platform/Circuits/UserSpecifiedDisplay.ts
@@ -6,7 +6,7 @@ export class UserSpecifiedDisplay implements ReconnectDisplay {
 
   static readonly FailedClassName = 'components-reconnect-failed';
 
-  static readonly RefusedClassName = 'components-reconnect-refused';
+  static readonly RejectedClassName = 'components-reconnect-rejected';
 
   constructor(private dialog: HTMLElement) {
   }
@@ -25,13 +25,13 @@ export class UserSpecifiedDisplay implements ReconnectDisplay {
     this.removeClasses();
     this.dialog.classList.add(UserSpecifiedDisplay.FailedClassName);
   }
-  
+
   rejected(): void {
     this.removeClasses();
-    this.dialog.classList.add(UserSpecifiedDisplay.RefusedClassName);
+    this.dialog.classList.add(UserSpecifiedDisplay.RejectedClassName);
   }
 
   private removeClasses() {
-    this.dialog.classList.remove(UserSpecifiedDisplay.ShowClassName, UserSpecifiedDisplay.HideClassName, UserSpecifiedDisplay.FailedClassName, UserSpecifiedDisplay.RefusedClassName);
+    this.dialog.classList.remove(UserSpecifiedDisplay.ShowClassName, UserSpecifiedDisplay.HideClassName, UserSpecifiedDisplay.FailedClassName, UserSpecifiedDisplay.RejectedClassName);
   }
 }
diff --git a/src/Framework/test/TargetingPackTests.cs b/src/Framework/test/TargetingPackTests.cs
index 648311b98f..8222092260 100644
--- a/src/Framework/test/TargetingPackTests.cs
+++ b/src/Framework/test/TargetingPackTests.cs
@@ -34,9 +34,6 @@ namespace Microsoft.AspNetCore
             IEnumerable<string> dlls = Directory.GetFiles(_targetingPackRoot, "*.dll", SearchOption.AllDirectories);
             Assert.NotEmpty(dlls);
 
-            // Workaround https://github.com/aspnet/AspNetCore/issues/11206
-            dlls = dlls.Where(d => !d.Contains("System.IO.Pipelines"));
-
             Assert.All(dlls, path =>
             {
                 var assemblyName = AssemblyName.GetAssemblyName(path);
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs b/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs
index 5eea2b8ce3..e1608bba80 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs
@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/IWebHostExtensions.cs b/src/Hosting/Server.IntegrationTesting/src/Common/IWebHostExtensions.cs
deleted file mode 100644
index 732a598ab8..0000000000
--- a/src/Hosting/Server.IntegrationTesting/src/Common/IWebHostExtensions.cs
+++ /dev/null
@@ -1,13 +0,0 @@
-using Microsoft.AspNetCore.Hosting.Server.Features;
-using System.Linq;
-
-namespace Microsoft.AspNetCore.Hosting
-{
-    public static class IWebHostExtensions
-    {
-        public static string GetAddress(this IWebHost host)
-        {
-            return host.ServerFeatures.Get<IServerAddressesFeature>().Addresses.First();
-        }
-    }
-}
diff --git a/src/Hosting/Server.IntegrationTesting/src/Microsoft.AspNetCore.Server.IntegrationTesting.csproj b/src/Hosting/Server.IntegrationTesting/src/Microsoft.AspNetCore.Server.IntegrationTesting.csproj
index 8edf4ff3f0..ba625f4332 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Microsoft.AspNetCore.Server.IntegrationTesting.csproj
+++ b/src/Hosting/Server.IntegrationTesting/src/Microsoft.AspNetCore.Server.IntegrationTesting.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <Description>ASP.NET Core helpers to deploy applications to IIS Express, IIS, WebListener and Kestrel for testing.</Description>
@@ -19,7 +19,6 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Reference Include="Microsoft.AspNetCore.Hosting.Abstractions" />
     <Reference Include="Microsoft.AspNetCore.Testing" />
     <Reference Include="Microsoft.Extensions.FileProviders.Embedded" />
     <Reference Include="Microsoft.Extensions.Logging" />
diff --git a/src/Hosting/build.cmd b/src/Hosting/build.cmd
new file mode 100644
index 0000000000..2406296662
--- /dev/null
+++ b/src/Hosting/build.cmd
@@ -0,0 +1,3 @@
+@ECHO OFF
+SET RepoRoot=%~dp0..\..
+%RepoRoot%\build.cmd -projects %~dp0**\*.*proj %*
diff --git a/src/Hosting/test/FunctionalTests/ShutdownTests.cs b/src/Hosting/test/FunctionalTests/ShutdownTests.cs
index 51f450cfad..46007e6a99 100644
--- a/src/Hosting/test/FunctionalTests/ShutdownTests.cs
+++ b/src/Hosting/test/FunctionalTests/ShutdownTests.cs
@@ -24,7 +24,7 @@ namespace Microsoft.AspNetCore.Hosting.FunctionalTests
 
         public ShutdownTests(ITestOutputHelper output) : base(output) { }
 
-        [ConditionalFact]
+        [ConditionalFact(Skip = "https://github.com/aspnet/AspNetCore-Internal/issues/2577")]
         [OSSkipCondition(OperatingSystems.Windows)]
         [OSSkipCondition(OperatingSystems.MacOSX)]
         [Flaky("https://github.com/aspnet/AspNetCore-Internal/issues/2577", FlakyOn.All)]
diff --git a/src/Identity/test/Identity.Test/IdentityUIScriptsTest.cs b/src/Identity/test/Identity.Test/IdentityUIScriptsTest.cs
index 8976366b43..68f9091c79 100644
--- a/src/Identity/test/Identity.Test/IdentityUIScriptsTest.cs
+++ b/src/Identity/test/Identity.Test/IdentityUIScriptsTest.cs
@@ -9,7 +9,6 @@ using System.IO;
 using System.Linq;
 using System.Net.Http;
 using System.Security.Cryptography;
-using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Testing;
 using Xunit;
@@ -26,7 +25,7 @@ namespace Microsoft.AspNetCore.Identity.Test
         public IdentityUIScriptsTest(ITestOutputHelper output)
         {
             _output = output;
-            _httpClient = new HttpClient(new RetryHandler(new HttpClientHandler() { }));
+            _httpClient = new HttpClient(new RetryHandler(new HttpClientHandler() { }, output, TimeSpan.FromSeconds(1), 5));
         }
 
         public static IEnumerable<object[]> ScriptWithIntegrityData
@@ -188,25 +187,5 @@ namespace Microsoft.AspNetCore.Identity.Test
 
             throw new InvalidOperationException($"Solution root could not be located using application root {applicationPath}.");
         }
-
-        class RetryHandler : DelegatingHandler
-        {
-            public RetryHandler(HttpMessageHandler innerHandler) : base(innerHandler) { }
-
-            protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
-            {
-                HttpResponseMessage result = null;
-                for (var i = 0; i < 10; i++)
-                {
-                    result = await base.SendAsync(request, cancellationToken);
-                    if (result.IsSuccessStatusCode)
-                    {
-                        return result;
-                    }
-                    await Task.Delay(1000);
-                }
-                return result;
-            }
-        }
     }
 }
diff --git a/src/Identity/test/Identity.Test/RetryHandler.cs b/src/Identity/test/Identity.Test/RetryHandler.cs
new file mode 100644
index 0000000000..f17446d0d3
--- /dev/null
+++ b/src/Identity/test/Identity.Test/RetryHandler.cs
@@ -0,0 +1,65 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Xunit.Abstractions;
+
+namespace Microsoft.AspNetCore.Identity.Test
+{
+    internal class RetryHandler : DelegatingHandler
+        {
+            private readonly ITestOutputHelper _output;
+            private readonly int _maxRetries;
+            private TimeSpan _waitIntervalBeforeRetry;
+
+            public RetryHandler(
+                HttpClientHandler httpClientHandler,
+                ITestOutputHelper output,
+                TimeSpan initialWaitTime,
+                int maxAttempts) : base(httpClientHandler)
+            {
+                _waitIntervalBeforeRetry = initialWaitTime;
+                _output = output;
+                _maxRetries = maxAttempts;
+            }
+
+            protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
+            {
+                HttpResponseMessage result = null;
+                var url = request.RequestUri;
+                var method = request.Method;
+
+                for (var i = 0; i < _maxRetries; i++)
+                {
+                    try
+                    {
+                        _output.WriteLine($"Sending request '{method} - {url}' {i+1} attempt.");
+                        result = await base.SendAsync(request, cancellationToken);
+                        if (result.IsSuccessStatusCode)
+                        {
+                            return result;
+                        }
+                        else
+                        {
+                            _output.WriteLine($"Request '{method} - {url}' failed with {result.StatusCode}.");
+                        }
+                    }
+                    catch (Exception e)
+                    {
+                        _output.WriteLine($"Request '{method} - {url}' failed with {e.ToString()}");
+                    }
+                    finally
+                    {
+                        await Task.Delay(_waitIntervalBeforeRetry, cancellationToken);
+                        _waitIntervalBeforeRetry = _waitIntervalBeforeRetry * 2;
+                    }
+                }
+                
+                // Try one last time to show the actual error.
+                return await base.SendAsync(request, cancellationToken);
+            }
+        }
+}
diff --git a/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs b/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs
index 1e860a0e87..021a030e17 100644
--- a/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs
+++ b/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs
@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
@@ -15,9 +15,10 @@ namespace Microsoft.AspNetCore.HttpsPolicy
 {
     public class HttpsRedirectionMiddleware
     {
+        private const int PortNotFound = -1;
+
         private readonly RequestDelegate _next;
-        private bool _portEvaluated = false;
-        private int? _httpsPort;
+        private readonly Lazy<int> _httpsPort;
         private readonly int _statusCode;
 
         private readonly IServerAddressesFeature _serverAddressesFeature;
@@ -42,8 +43,14 @@ namespace Microsoft.AspNetCore.HttpsPolicy
                 throw new ArgumentNullException(nameof(options));
             }
             var httpsRedirectionOptions = options.Value;
-            _httpsPort = httpsRedirectionOptions.HttpsPort;
-            _portEvaluated = _httpsPort.HasValue;
+            if (httpsRedirectionOptions.HttpsPort.HasValue)
+            {
+                _httpsPort = new Lazy<int>(() => httpsRedirectionOptions.HttpsPort.Value);
+            }
+            else
+            {
+                _httpsPort = new Lazy<int>(TryGetHttpsPort);
+            }
             _statusCode = httpsRedirectionOptions.RedirectStatusCode;
             _logger = loggerFactory.CreateLogger<HttpsRedirectionMiddleware>();
         }
@@ -70,7 +77,13 @@ namespace Microsoft.AspNetCore.HttpsPolicy
         /// <returns></returns>
         public Task Invoke(HttpContext context)
         {
-            if (context.Request.IsHttps || !TryGetHttpsPort(out var port))
+            if (context.Request.IsHttps)
+            {
+                return _next(context);
+            }
+
+            var port = _httpsPort.Value;
+            if (port == PortNotFound)
             {
                 return _next(context);
             }
@@ -101,7 +114,8 @@ namespace Microsoft.AspNetCore.HttpsPolicy
             return Task.CompletedTask;
         }
 
-        private bool TryGetHttpsPort(out int port)
+        //  Returns PortNotFound (-1) if we were unable to determine the port.
+        private int TryGetHttpsPort()
         {
             // The IServerAddressesFeature will not be ready until the middleware is Invoked,
             // Order for finding the HTTPS port:
@@ -109,59 +123,47 @@ namespace Microsoft.AspNetCore.HttpsPolicy
             // 2. HTTPS_PORT environment variable
             // 3. IServerAddressesFeature
             // 4. Fail if not set
-
-            port = -1;
-
-            if (_portEvaluated)
+            var nullablePort = _config.GetValue<int?>("HTTPS_PORT");
+            if (nullablePort.HasValue)
             {
-                port = _httpsPort ?? port;
-                return _httpsPort.HasValue;
-            }
-            _portEvaluated = true;
-
-            _httpsPort = _config.GetValue<int?>("HTTPS_PORT");
-            if (_httpsPort.HasValue)
-            {
-                port = _httpsPort.Value;
+                var port = nullablePort.Value;
                 _logger.PortLoadedFromConfig(port);
-                return true;
+                return port;
             }
 
             if (_serverAddressesFeature == null)
             {
                 _logger.FailedToDeterminePort();
-                return false;
+                return PortNotFound;
             }
 
-            int? httpsPort = null;
             foreach (var address in _serverAddressesFeature.Addresses)
             {
                 var bindingAddress = BindingAddress.Parse(address);
                 if (bindingAddress.Scheme.Equals("https", StringComparison.OrdinalIgnoreCase))
                 {
                     // If we find multiple different https ports specified, throw
-                    if (httpsPort.HasValue && httpsPort != bindingAddress.Port)
+                    if (nullablePort.HasValue && nullablePort != bindingAddress.Port)
                     {
                         _logger.FailedMultiplePorts();
-                        return false;
+                        return PortNotFound;
                     }
                     else
                     {
-                        httpsPort = bindingAddress.Port;
+                        nullablePort = bindingAddress.Port;
                     }
                 }
             }
 
-            if (httpsPort.HasValue)
+            if (nullablePort.HasValue)
             {
-                _httpsPort = httpsPort;
-                port = _httpsPort.Value;
+                var port = nullablePort.Value;
                 _logger.PortFromServer(port);
-                return true;
+                return port;
             }
 
             _logger.FailedToDeterminePort();
-            return false;
+            return PortNotFound;
         }
     }
 }
diff --git a/src/Middleware/Localization/testassets/LocalizationWebsite/StartupResourcesInClassLibrary.cs b/src/Middleware/Localization/testassets/LocalizationWebsite/StartupResourcesInClassLibrary.cs
index 092d09a37b..6cab0c27c6 100644
--- a/src/Middleware/Localization/testassets/LocalizationWebsite/StartupResourcesInClassLibrary.cs
+++ b/src/Middleware/Localization/testassets/LocalizationWebsite/StartupResourcesInClassLibrary.cs
@@ -39,7 +39,7 @@ namespace LocalizationWebsite
             });
 
             var noAttributeStringLocalizer = stringLocalizerFactory.Create(typeof(ResourcesClassLibraryNoAttribute.Model));
-            var withAttributeStringLocalizer = stringLocalizerFactory.Create(typeof(ResourcesClassLibraryWithAttribute.Model));
+            var withAttributeStringLocalizer = stringLocalizerFactory.Create(typeof(Alternate.Namespace.Model));
 
             var noAttributeAssembly = typeof(ResourcesClassLibraryNoAttribute.Model).GetTypeInfo().Assembly;
             var noAttributeName = new AssemblyName(noAttributeAssembly.FullName).Name;
@@ -47,10 +47,10 @@ namespace LocalizationWebsite
                 nameof(ResourcesClassLibraryNoAttribute.Model),
                 noAttributeName);
 
-            var withAttributeAssembly = typeof(ResourcesClassLibraryWithAttribute.Model).GetTypeInfo().Assembly;
+            var withAttributeAssembly = typeof(Alternate.Namespace.Model).GetTypeInfo().Assembly;
             var withAttributeName = new AssemblyName(withAttributeAssembly.FullName).Name;
             var withAttributeNameStringLocalizer = stringLocalizerFactory.Create(
-                nameof(ResourcesClassLibraryWithAttribute.Model),
+                nameof(Alternate.Namespace.Model),
                 withAttributeName);
 
             app.Run(async (context) =>
diff --git a/src/Middleware/Localization/testassets/ResourcesClassLibraryWithAttribute/Model.cs b/src/Middleware/Localization/testassets/ResourcesClassLibraryWithAttribute/Model.cs
index c6ca99afa8..b1ff90f523 100644
--- a/src/Middleware/Localization/testassets/ResourcesClassLibraryWithAttribute/Model.cs
+++ b/src/Middleware/Localization/testassets/ResourcesClassLibraryWithAttribute/Model.cs
@@ -1,7 +1,7 @@
 // Copyright (c) .NET Foundation. All rights reserved. 
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-namespace ResourcesClassLibraryWithAttribute
+namespace Alternate.Namespace
 {
     public class Model
     {
diff --git a/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs b/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs
index 2d12ee7a30..58b80d2952 100644
--- a/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs
+++ b/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs
@@ -53,7 +53,7 @@ namespace Microsoft.AspNetCore.StaticFiles
             using (var server = builder.Start(TestUrlHelper.GetTestUrl(ServerType.Kestrel)))
             {
                 var environment = server.Services.GetRequiredService<IWebHostEnvironment>();
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var response = await client.GetAsync("hello");
                     var responseText = await response.Content.ReadAsStringAsync();
@@ -98,7 +98,7 @@ namespace Microsoft.AspNetCore.StaticFiles
             using (var server = builder.Start(TestUrlHelper.GetTestUrl(ServerType.Kestrel)))
             {
                 var environment = server.Services.GetRequiredService<IWebHostEnvironment>();
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var response = await client.GetAsync("hello");
                     var responseText = await response.Content.ReadAsStringAsync();
diff --git a/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs b/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs
new file mode 100644
index 0000000000..12e634cda1
--- /dev/null
+++ b/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs
@@ -0,0 +1,17 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Linq;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Hosting.Server.Features;
+
+namespace Microsoft.AspNetCore.StaticFiles
+{
+    public static class Helpers
+    {
+        public static string GetAddress(IWebHost server)
+        {
+            return server.ServerFeatures.Get<IServerAddressesFeature>().Addresses.First();
+        }
+    }
+}
diff --git a/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs b/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs
index f90c79ca12..b4ca20cf0a 100644
--- a/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs
+++ b/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs
@@ -35,7 +35,7 @@ namespace Microsoft.AspNetCore.StaticFiles
 
             using (var server = builder.Start(TestUrlHelper.GetTestUrl(ServerType.Kestrel)))
             {
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var response = await client.GetAsync("TestDocument.txt");
 
@@ -76,7 +76,7 @@ namespace Microsoft.AspNetCore.StaticFiles
 
             using (var server = builder.Start(TestUrlHelper.GetTestUrl(ServerType.Kestrel)))
             {
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var response = await client.GetAsync("TestDocument.txt");
 
@@ -97,7 +97,7 @@ namespace Microsoft.AspNetCore.StaticFiles
 
             using (var server = builder.Start(TestUrlHelper.GetTestUrl(ServerType.Kestrel)))
             {
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var last = File.GetLastWriteTimeUtc(Path.Combine(AppContext.BaseDirectory, "TestDocument.txt"));
                     var response = await client.GetAsync("TestDocument.txt");
@@ -143,7 +143,7 @@ namespace Microsoft.AspNetCore.StaticFiles
             {
                 var hostingEnvironment = server.Services.GetService<IWebHostEnvironment>();
 
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var fileInfo = hostingEnvironment.WebRootFileProvider.GetFileInfo(Path.GetFileName(requestUrl));
                     var response = await client.GetAsync(requestUrl);
@@ -181,7 +181,7 @@ namespace Microsoft.AspNetCore.StaticFiles
             {
                 var hostingEnvironment = server.Services.GetService<IWebHostEnvironment>();
 
-                using (var client = new HttpClient { BaseAddress = new Uri(server.GetAddress()) })
+                using (var client = new HttpClient { BaseAddress = new Uri(Helpers.GetAddress(server)) })
                 {
                     var fileInfo = hostingEnvironment.WebRootFileProvider.GetFileInfo(Path.GetFileName(requestUrl));
                     var request = new HttpRequestMessage(HttpMethod.Head, requestUrl);
@@ -261,7 +261,7 @@ namespace Microsoft.AspNetCore.StaticFiles
             using (var server = builder.Start(TestUrlHelper.GetTestUrl(serverType)))
             {
                 // We don't use HttpClient here because it's disconnect behavior varies across platforms.
-                var socket = SendSocketRequestAsync(server.GetAddress(), "/TestDocument1MB.txt");
+                var socket = SendSocketRequestAsync(Helpers.GetAddress(server), "/TestDocument1MB.txt");
                 await requestReceived.Task.TimeoutAfter(interval);
 
                 socket.LingerState = new LingerOption(true, 0);
diff --git a/src/Mvc/Mvc.Core/test/Formatters/SystemTextJsonInputFormatterTest.cs b/src/Mvc/Mvc.Core/test/Formatters/SystemTextJsonInputFormatterTest.cs
index 411725c7a9..d6af5e8f72 100644
--- a/src/Mvc/Mvc.Core/test/Formatters/SystemTextJsonInputFormatterTest.cs
+++ b/src/Mvc/Mvc.Core/test/Formatters/SystemTextJsonInputFormatterTest.cs
@@ -88,7 +88,7 @@ namespace Microsoft.AspNetCore.Mvc.Formatters
 
         internal override string ReadAsync_AddsModelValidationErrorsToModelState_Expected => "$.Age";
 
-        internal override string JsonFormatter_EscapedKeys_Expected => "$[0]['It\\u0022s a key']";
+        internal override string JsonFormatter_EscapedKeys_Expected => "$[0]['It\"s a key']";
 
         internal override string JsonFormatter_EscapedKeys_Bracket_Expected => "$[0]['It[s a key']";
 
diff --git a/src/Mvc/Mvc.DataAnnotations/src/DataAnnotationsMetadataProvider.cs b/src/Mvc/Mvc.DataAnnotations/src/DataAnnotationsMetadataProvider.cs
index e63b02edce..0e975e697f 100644
--- a/src/Mvc/Mvc.DataAnnotations/src/DataAnnotationsMetadataProvider.cs
+++ b/src/Mvc/Mvc.DataAnnotations/src/DataAnnotationsMetadataProvider.cs
@@ -333,7 +333,7 @@ namespace Microsoft.AspNetCore.Mvc.DataAnnotations
             var contextAttributes = context.Attributes;
             var contextAttributesCount = contextAttributes.Count;
             var attributes = new List<object>(contextAttributesCount);
-            
+
             for (var i = 0; i < contextAttributesCount; i++)
             {
                 var attribute = contextAttributes[i];
@@ -367,15 +367,15 @@ namespace Microsoft.AspNetCore.Mvc.DataAnnotations
                 else if (context.Key.MetadataKind == ModelMetadataKind.Property)
                 {
                     addInferredRequiredAttribute = IsNullableReferenceType(
-                        context.Key.ContainerType, 
-                        member: null, 
+                        context.Key.ContainerType,
+                        member: null,
                         context.PropertyAttributes);
                 }
                 else if (context.Key.MetadataKind == ModelMetadataKind.Parameter)
                 {
                     addInferredRequiredAttribute = IsNullableReferenceType(
-                        context.Key.ParameterInfo?.Member.ReflectedType, 
-                        context.Key.ParameterInfo.Member, 
+                        context.Key.ParameterInfo?.Member.ReflectedType,
+                        context.Key.ParameterInfo.Member,
                         context.ParameterAttributes);
                 }
                 else
@@ -494,6 +494,15 @@ namespace Microsoft.AspNetCore.Mvc.DataAnnotations
 
         internal static bool IsNullableBasedOnContext(Type containingType, MemberInfo member)
         {
+            // For generic types, inspecting the nullability requirement additionally requires
+            // inspecting the nullability constraint on generic type parameters. This is fairly non-triviial
+            // so we'll just avoid calculating it. Users should still be able to apply an explicit [Required]
+            // attribute on these members.
+            if (containingType.IsGenericType)
+            {
+                return false;
+            }
+
             // The [Nullable] and [NullableContext] attributes are not inherited.
             //
             // The [NullableContext] attribute can appear on a method or on the module.
@@ -516,7 +525,7 @@ namespace Microsoft.AspNetCore.Mvc.DataAnnotations
                 }
 
                 type = type.DeclaringType;
-            } 
+            }
             while (type != null);
 
             // If we don't find the attribute on the declaring type then repeat at the module level
diff --git a/src/Mvc/Mvc.DataAnnotations/test/DataAnnotationsMetadataProviderTest.cs b/src/Mvc/Mvc.DataAnnotations/test/DataAnnotationsMetadataProviderTest.cs
index 677c452d2d..f93ad363cc 100644
--- a/src/Mvc/Mvc.DataAnnotations/test/DataAnnotationsMetadataProviderTest.cs
+++ b/src/Mvc/Mvc.DataAnnotations/test/DataAnnotationsMetadataProviderTest.cs
@@ -1339,6 +1339,38 @@ namespace Microsoft.AspNetCore.Mvc.DataAnnotations
             Assert.True(result);
         }
 
+        [Fact]
+        public void IsNullableReferenceType_ReturnsFalse_ForKeyValuePairWithoutNullableConstraints()
+        {
+            // Arrange
+            var type = typeof(KeyValuePair<string, object>);
+            var property = type.GetProperty(nameof(KeyValuePair<string, object>.Key));
+
+            // Act
+            var result = DataAnnotationsMetadataProvider.IsNullableReferenceType(type, member: null, property.GetCustomAttributes(inherit: true));
+
+            // Assert
+            Assert.False(result);
+        }
+
+#nullable enable
+        [Fact]
+        public void IsNullableReferenceType_ReturnsTrue_ForKeyValuePairWithNullableConstraints()
+        {
+            // Arrange
+            var type = typeof(KeyValuePair<string, object>);
+            var property = type.GetProperty(nameof(KeyValuePair<string, object>.Key))!;
+
+            // Act
+            var result = DataAnnotationsMetadataProvider.IsNullableReferenceType(type, member: null, property.GetCustomAttributes(inherit: true));
+
+            // Assert
+            // While we'd like for result to be 'true', we don't have a very good way of actually calculating it correctly.
+            // This test is primarily here to document the behavior.
+            Assert.False(result);
+        }
+#nullable restore
+
         [Fact]
         public void IsNonNullable_FindsNullableProperty()
         {
diff --git a/src/Mvc/test/Mvc.IntegrationTests/CollectionModelBinderIntegrationTest.cs b/src/Mvc/test/Mvc.IntegrationTests/CollectionModelBinderIntegrationTest.cs
index ebe8c73ce9..34a0e4fca8 100644
--- a/src/Mvc/test/Mvc.IntegrationTests/CollectionModelBinderIntegrationTest.cs
+++ b/src/Mvc/test/Mvc.IntegrationTests/CollectionModelBinderIntegrationTest.cs
@@ -1126,6 +1126,105 @@ namespace Microsoft.AspNetCore.Mvc.IntegrationTests
             Assert.Equal(expectedMessage, exception.Message);
         }
 
+        [Fact]
+        public async Task CollectionModelBinder_CollectionOfSimpleTypes_DoesNotResultInValidationError()
+        {
+            // Regression test for https://github.com/aspnet/AspNetCore/issues/13512
+            // Arrange
+            var parameter = new ParameterDescriptor()
+            {
+                Name = "parameter",
+                ParameterType = typeof(Collection<string>),
+            };
+
+            var testContext = ModelBindingTestHelper.GetTestContext(
+                request =>
+                {
+                    request.QueryString = new QueryString("?[0]=hello&[1]=");
+                });
+
+            var modelState = testContext.ModelState;
+            var metadata = testContext.MetadataProvider.GetMetadataForType(parameter.ParameterType);
+            var valueProvider = await CompositeValueProvider.CreateAsync(testContext);
+            var parameterBinder = ModelBindingTestHelper.GetParameterBinder(testContext);
+
+            // Act
+            var result = await parameterBinder.BindModelAsync(parameter, testContext);
+
+            // Assert
+            Assert.True(modelState.IsValid);
+            Assert.Equal(0, modelState.ErrorCount);
+
+            Assert.True(result.IsModelSet);
+            var model = Assert.IsType<Collection<string>>(result.Model);
+            Assert.Collection(
+                model,
+                item => Assert.Equal("hello", item),
+                item => Assert.Null(item));
+
+            Assert.Collection(
+                modelState,
+                kvp =>
+                {
+                    Assert.Equal("[0]", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                },
+                kvp =>
+                {
+                    Assert.Equal("[1]", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                });
+        }
+
+        [Fact]
+        public async Task CollectionModelBinder_CollectionOfNonNullableTypes_AppliesImplicitRequired()
+        {
+            // Arrange
+            var parameter = new ParameterDescriptor()
+            {
+                Name = "parameter",
+                ParameterType = typeof(Collection<string>),
+            };
+
+            var testContext = ModelBindingTestHelper.GetTestContext(
+                request =>
+                {
+                    request.QueryString = new QueryString("?[0]=hello&[1]=");
+                });
+
+            var modelState = testContext.ModelState;
+            var metadata = testContext.MetadataProvider.GetMetadataForType(parameter.ParameterType);
+            var valueProvider = await CompositeValueProvider.CreateAsync(testContext);
+            var parameterBinder = ModelBindingTestHelper.GetParameterBinder(testContext);
+
+            // Act
+            var result = await parameterBinder.BindModelAsync(parameter, testContext);
+
+            // Assert
+            Assert.True(modelState.IsValid);
+            Assert.Equal(0, modelState.ErrorCount);
+
+            Assert.True(result.IsModelSet);
+            var model = Assert.IsType<Collection<string>>(result.Model);
+            Assert.Collection(
+                model,
+                item => Assert.Equal("hello", item),
+                item => Assert.Null(item));
+
+            Assert.Collection(
+                modelState,
+                kvp =>
+                {
+                    Assert.Equal("[0]", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                },
+                kvp =>
+                {
+                    Assert.Equal("[1]", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                });
+        }
+
         private class ClosedGenericCollection : Collection<string>
         {
         }
diff --git a/src/Mvc/test/Mvc.IntegrationTests/DictionaryModelBinderIntegrationTest.cs b/src/Mvc/test/Mvc.IntegrationTests/DictionaryModelBinderIntegrationTest.cs
index e48a33586f..5bdcafa6c5 100644
--- a/src/Mvc/test/Mvc.IntegrationTests/DictionaryModelBinderIntegrationTest.cs
+++ b/src/Mvc/test/Mvc.IntegrationTests/DictionaryModelBinderIntegrationTest.cs
@@ -5,6 +5,7 @@ using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
+using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc.Abstractions;
@@ -1162,6 +1163,211 @@ namespace Microsoft.AspNetCore.Mvc.IntegrationTests
             Assert.Equal(expectedMessage, exception.Message);
         }
 
+        [Fact]
+        public async Task DictionaryModelBinder_DictionaryOfSimpleType_NullValue_DoesNotResultInRequiredValidation()
+        {
+            // Regression test for https://github.com/aspnet/AspNetCore/issues/13512
+            // Arrange
+            var parameterBinder = ModelBindingTestHelper.GetParameterBinder();
+            var parameter = new ParameterDescriptor()
+            {
+                Name = "parameter",
+                ParameterType = typeof(Dictionary<string, string>)
+            };
+
+            var testContext = ModelBindingTestHelper.GetTestContext(request =>
+            {
+                request.QueryString = new QueryString("?parameter[key0]=");
+            });
+
+            var modelState = testContext.ModelState;
+
+            // Act
+            var modelBindingResult = await parameterBinder.BindModelAsync(parameter, testContext);
+
+            // Assert
+            Assert.True(modelBindingResult.IsModelSet);
+
+            var model = Assert.IsType<Dictionary<string, string>>(modelBindingResult.Model);
+            Assert.Collection(
+                model.OrderBy(kvp => kvp.Key),
+                kvp =>
+                {
+                    Assert.Equal("key0", kvp.Key);
+                    Assert.Null(kvp.Value);
+                });
+
+            Assert.Collection(
+                modelState.OrderBy(kvp => kvp.Key),
+                kvp =>
+                {
+                    Assert.Equal("parameter[key0]", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                });
+            Assert.Equal(0, modelState.ErrorCount);
+            Assert.True(modelState.IsValid);
+        }
+
+#nullable enable
+        public class NonNullPerson
+        {
+            public int Age { get; set; }
+
+            // This should be implicitly required
+            public string Name { get; set; } = default!;
+        }
+#nullable restore
+
+        [Fact]
+        public async Task DictionaryModelBinder_ValuesIsNonNullableType_AppliesImplicitRequired()
+        {
+            // Arrange
+            var parameterBinder = ModelBindingTestHelper.GetParameterBinder();
+            var parameter = new ParameterDescriptor()
+            {
+                Name = "parameter",
+                ParameterType = typeof(Dictionary<string, NonNullPerson>)
+            };
+
+            var testContext = ModelBindingTestHelper.GetTestContext(request =>
+            {
+                request.QueryString = new QueryString("?parameter[key0].Age=&parameter[key0].Name=name0&parameter[key1].Age=27&parameter[key1].Name=");
+            });
+
+            var modelState = testContext.ModelState;
+
+            // Act
+            var modelBindingResult = await parameterBinder.BindModelAsync(parameter, testContext);
+
+            // Assert
+            Assert.True(modelBindingResult.IsModelSet);
+
+            var model = Assert.IsType<Dictionary<string, NonNullPerson>>(modelBindingResult.Model);
+            Assert.Collection(
+                model.OrderBy(kvp => kvp.Key),
+                kvp =>
+                {
+                    Assert.Equal("key0", kvp.Key);
+                    var person = kvp.Value;
+                    Assert.Equal(0, person.Age);
+                    Assert.Equal("name0", person.Name);
+                },
+                kvp =>
+                {
+                    Assert.Equal("key1", kvp.Key);
+                    var person = kvp.Value;
+                    Assert.Equal(27, person.Age);
+                    Assert.Null(person.Name);
+                });
+
+            Assert.Collection(
+                modelState.OrderBy(kvp => kvp.Key),
+                kvp =>
+                {
+                    Assert.Equal("parameter[key0].Age", kvp.Key);
+                    Assert.Equal(ModelValidationState.Invalid, kvp.Value.ValidationState);
+                    Assert.Equal("The value '' is invalid.", Assert.Single(kvp.Value.Errors).ErrorMessage);
+                },
+                kvp =>
+                {
+                    Assert.Equal("parameter[key0].Name", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                },
+                kvp =>
+                {
+                    Assert.Equal("parameter[key1].Age", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                },
+                kvp =>
+                {
+                    Assert.Equal("parameter[key1].Name", kvp.Key);
+                    Assert.Equal(ModelValidationState.Invalid, kvp.Value.ValidationState);
+                    Assert.Equal("The Name field is required.", Assert.Single(kvp.Value.Errors).ErrorMessage);
+                });
+            Assert.Equal(2, modelState.ErrorCount);
+            Assert.False(modelState.IsValid);
+        }
+
+#nullable enable
+        public class NonNullPersonWithRequiredProperties
+        {
+            public int Age { get; set; }
+
+            [Required]
+            public string? Name { get; set; }
+        }
+#nullable restore
+
+        [Fact]
+        public async Task DictionaryModelBinder_ValuesNullableTypeWithRequiredAttributes_AppliesValidation()
+        {
+            // Arrange
+            var parameterBinder = ModelBindingTestHelper.GetParameterBinder();
+            var parameter = new ParameterDescriptor()
+            {
+                Name = "parameter",
+                ParameterType = typeof(Dictionary<string, NonNullPersonWithRequiredProperties>)
+            };
+
+            var testContext = ModelBindingTestHelper.GetTestContext(request =>
+            {
+                request.QueryString = new QueryString("?parameter[key0].Age=&parameter[key0].Name=name0&parameter[key1].Age=27&parameter[key1].Name=");
+            });
+
+            var modelState = testContext.ModelState;
+
+            // Act
+            var modelBindingResult = await parameterBinder.BindModelAsync(parameter, testContext);
+
+            // Assert
+            Assert.True(modelBindingResult.IsModelSet);
+
+            var model = Assert.IsType<Dictionary<string, NonNullPersonWithRequiredProperties>>(modelBindingResult.Model);
+            Assert.Collection(
+                model.OrderBy(kvp => kvp.Key),
+                kvp =>
+                {
+                    Assert.Equal("key0", kvp.Key);
+                    var person = kvp.Value;
+                    Assert.Equal(0, person.Age);
+                    Assert.Equal("name0", person.Name);
+                },
+                kvp =>
+                {
+                    Assert.Equal("key1", kvp.Key);
+                    var person = kvp.Value;
+                    Assert.Equal(27, person.Age);
+                    Assert.Null(person.Name);
+                });
+
+            Assert.Collection(
+                modelState.OrderBy(kvp => kvp.Key),
+                kvp =>
+                {
+                    Assert.Equal("parameter[key0].Age", kvp.Key);
+                    Assert.Equal(ModelValidationState.Invalid, kvp.Value.ValidationState);
+                    Assert.Equal("The value '' is invalid.", Assert.Single(kvp.Value.Errors).ErrorMessage);
+                },
+                kvp =>
+                {
+                    Assert.Equal("parameter[key0].Name", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                },
+                kvp =>
+                {
+                    Assert.Equal("parameter[key1].Age", kvp.Key);
+                    Assert.Equal(ModelValidationState.Valid, kvp.Value.ValidationState);
+                },
+                kvp =>
+                {
+                    Assert.Equal("parameter[key1].Name", kvp.Key);
+                    Assert.Equal(ModelValidationState.Invalid, kvp.Value.ValidationState);
+                    Assert.Equal("The Name field is required.", Assert.Single(kvp.Value.Errors).ErrorMessage);
+                });
+            Assert.Equal(2, modelState.ErrorCount);
+            Assert.False(modelState.IsValid);
+        }
+
         private class ClosedGenericDictionary : Dictionary<string, string>
         {
         }
diff --git a/src/ProjectTemplates/Web.Spa.ProjectTemplates/Angular-CSharp.csproj.in b/src/ProjectTemplates/Web.Spa.ProjectTemplates/Angular-CSharp.csproj.in
index d674e304cd..621db9e5b6 100644
--- a/src/ProjectTemplates/Web.Spa.ProjectTemplates/Angular-CSharp.csproj.in
+++ b/src/ProjectTemplates/Web.Spa.ProjectTemplates/Angular-CSharp.csproj.in
@@ -61,6 +61,7 @@
       <ResolvedFileToPublish Include="@(DistFiles->'%(FullPath)')" Exclude="@(ResolvedFileToPublish)">
         <RelativePath>%(DistFiles.Identity)</RelativePath>
         <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+        <ExcludeFromSingleFile>true</ExcludeFromSingleFile>
       </ResolvedFileToPublish>
     </ItemGroup>
   </Target>
diff --git a/src/ProjectTemplates/Web.Spa.ProjectTemplates/React-CSharp.csproj.in b/src/ProjectTemplates/Web.Spa.ProjectTemplates/React-CSharp.csproj.in
index 087f141b11..69925a032f 100644
--- a/src/ProjectTemplates/Web.Spa.ProjectTemplates/React-CSharp.csproj.in
+++ b/src/ProjectTemplates/Web.Spa.ProjectTemplates/React-CSharp.csproj.in
@@ -56,6 +56,7 @@
       <ResolvedFileToPublish Include="@(DistFiles->'%(FullPath)')" Exclude="@(ResolvedFileToPublish)">
         <RelativePath>%(DistFiles.Identity)</RelativePath>
         <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+        <ExcludeFromSingleFile>true</ExcludeFromSingleFile>
       </ResolvedFileToPublish>
     </ItemGroup>
   </Target>
diff --git a/src/ProjectTemplates/Web.Spa.ProjectTemplates/ReactRedux-CSharp.csproj.in b/src/ProjectTemplates/Web.Spa.ProjectTemplates/ReactRedux-CSharp.csproj.in
index 9ccab92e8b..0d361bd2e4 100644
--- a/src/ProjectTemplates/Web.Spa.ProjectTemplates/ReactRedux-CSharp.csproj.in
+++ b/src/ProjectTemplates/Web.Spa.ProjectTemplates/ReactRedux-CSharp.csproj.in
@@ -45,6 +45,7 @@
       <ResolvedFileToPublish Include="@(DistFiles->'%(FullPath)')" Exclude="@(ResolvedFileToPublish)">
         <RelativePath>%(DistFiles.Identity)</RelativePath>
         <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
+        <ExcludeFromSingleFile>true</ExcludeFromSingleFile>
       </ResolvedFileToPublish>
     </ItemGroup>
   </Target>
diff --git a/src/ProjectTemplates/test/SpaTemplateTest/SpaTemplateTestBase.cs b/src/ProjectTemplates/test/SpaTemplateTest/SpaTemplateTestBase.cs
index 74a67f1d2c..e2e2013329 100644
--- a/src/ProjectTemplates/test/SpaTemplateTest/SpaTemplateTestBase.cs
+++ b/src/ProjectTemplates/test/SpaTemplateTest/SpaTemplateTestBase.cs
@@ -6,7 +6,6 @@ using System.IO;
 using System.Linq;
 using System.Net;
 using System.Net.Http;
-using System.Runtime.InteropServices;
 using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.E2ETesting;
@@ -96,6 +95,11 @@ namespace Templates.Test.SpaTemplateTest
                 }
             }
 
+            if (template == "react" || template == "reactredux")
+            {
+                await CleanupReactClientAppBuildFolder(clientAppSubdirPath);
+            }
+
             using (var aspNetProcess = Project.StartBuiltProjectAsync())
             {
                 Assert.False(
@@ -144,6 +148,35 @@ namespace Templates.Test.SpaTemplateTest
             }
         }
 
+        private async Task CleanupReactClientAppBuildFolder(string clientAppSubdirPath)
+        {
+            ProcessEx testResult = null;
+            int? testResultExitCode = null;
+            for (int i = 0; i < 3; i++)
+            {
+                try
+                {
+                    testResult = await ProcessEx.RunViaShellAsync(Output, clientAppSubdirPath, "npx rimraf ./build");
+                    testResultExitCode = testResult.ExitCode;
+                    if (testResultExitCode == 0)
+                    {
+                        return;
+                    }
+                }
+                catch
+                {
+                }
+                finally
+                {
+                    testResult.Dispose();
+                }
+
+                await Task.Delay(3000);
+            }
+
+            Assert.True(testResultExitCode == 0, ErrorMessages.GetFailedProcessMessage("npx rimraf ./build", Project, testResult));
+        }
+
         private void ValidatePackageJson(string clientAppSubdirPath)
         {
             Assert.True(File.Exists(Path.Combine(clientAppSubdirPath, "package.json")), "Missing a package.json");
diff --git a/src/Servers/Kestrel/Core/test/ConcurrentPipeWriterTests.cs b/src/Servers/Kestrel/Core/test/ConcurrentPipeWriterTests.cs
index b76c887a44..645f0538f9 100644
--- a/src/Servers/Kestrel/Core/test/ConcurrentPipeWriterTests.cs
+++ b/src/Servers/Kestrel/Core/test/ConcurrentPipeWriterTests.cs
@@ -24,39 +24,54 @@ namespace Microsoft.AspNetCore.Server.Kestrel.Core.Tests
                     new TaskCompletionSource<FlushResult>(TaskCreationOptions.RunContinuationsAsynchronously),
                 };
 
+                var sync = new object();
                 var mockPipeWriter = new MockPipeWriter(pipeWriterFlushTcsArray);
+                var concurrentPipeWriter = new ConcurrentPipeWriter(mockPipeWriter, diagnosticPool, sync);
 
-                // No need to pass in a real sync object since all the calls in this test are passthrough.
-                var concurrentPipeWriter = new ConcurrentPipeWriter(mockPipeWriter, diagnosticPool, new object());
+                ValueTask<FlushResult> flushTask;
 
-                var memory = concurrentPipeWriter.GetMemory();
-                Assert.Equal(1, mockPipeWriter.GetMemoryCallCount);
+                lock (sync)
+                {
+                    var memory = concurrentPipeWriter.GetMemory();
+                    Assert.Equal(1, mockPipeWriter.GetMemoryCallCount);
 
-                concurrentPipeWriter.Advance(memory.Length);
-                Assert.Equal(1, mockPipeWriter.AdvanceCallCount);
+                    concurrentPipeWriter.Advance(memory.Length);
+                    Assert.Equal(1, mockPipeWriter.AdvanceCallCount);
 
-                var flushTask0 = concurrentPipeWriter.FlushAsync();
-                Assert.Equal(1, mockPipeWriter.FlushCallCount);
+                    flushTask = concurrentPipeWriter.FlushAsync();
+                    Assert.Equal(1, mockPipeWriter.FlushCallCount);
 
-                pipeWriterFlushTcsArray[0].SetResult(default);
+                    pipeWriterFlushTcsArray[0].SetResult(default);
+                }
 
-                await flushTask0.DefaultTimeout();
+                await flushTask.DefaultTimeout();
 
-                memory = concurrentPipeWriter.GetMemory();
-                Assert.Equal(2, mockPipeWriter.GetMemoryCallCount);
+                lock (sync)
+                {
+                    var memory = concurrentPipeWriter.GetMemory();
+                    Assert.Equal(2, mockPipeWriter.GetMemoryCallCount);
 
-                concurrentPipeWriter.Advance(memory.Length);
-                Assert.Equal(2, mockPipeWriter.AdvanceCallCount);
+                    concurrentPipeWriter.Advance(memory.Length);
+                    Assert.Equal(2, mockPipeWriter.AdvanceCallCount);
 
-                var flushTask1 = concurrentPipeWriter.FlushAsync();
-                Assert.Equal(2, mockPipeWriter.FlushCallCount);
+                    flushTask = concurrentPipeWriter.FlushAsync();
+                    Assert.Equal(2, mockPipeWriter.FlushCallCount);
 
-                pipeWriterFlushTcsArray[1].SetResult(default);
+                    pipeWriterFlushTcsArray[1].SetResult(default);
+                }
 
-                await flushTask1.DefaultTimeout();
+                await flushTask.DefaultTimeout();
 
                 var completeEx = new Exception();
-                await concurrentPipeWriter.CompleteAsync(completeEx).DefaultTimeout();
+                ValueTask completeTask;
+
+                lock (sync)
+                {
+                    completeTask = concurrentPipeWriter.CompleteAsync(completeEx);
+                }
+
+                await completeTask.DefaultTimeout();
+
                 Assert.Same(completeEx, mockPipeWriter.CompleteException);
             }
         }
diff --git a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/HubConnection.java b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/HubConnection.java
index 96ecd142c5..57604be1a8 100644
--- a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/HubConnection.java
+++ b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/HubConnection.java
@@ -57,6 +57,8 @@ public class HubConnection {
     private Map<String, Observable> streamMap = new ConcurrentHashMap<>();
     private TransportEnum transportEnum = TransportEnum.ALL;
     private String connectionId;
+    private String connectionToken;
+    private final int negotiateVersion = 1;
     private final Logger logger = LoggerFactory.getLogger(HubConnection.class);
 
     /**
@@ -340,11 +342,12 @@ public class HubConnection {
         });
 
         stopError = null;
+        String urlWithQS = Utils.appendQueryString(baseUrl, "negotiateVersion=" + negotiateVersion);
         Single<NegotiateResponse> negotiate = null;
         if (!skipNegotiate) {
-            negotiate = tokenCompletable.andThen(Single.defer(() -> startNegotiate(baseUrl, 0)));
+            negotiate = tokenCompletable.andThen(Single.defer(() -> startNegotiate(urlWithQS, 0)));
         } else {
-            negotiate = tokenCompletable.andThen(Single.defer(() -> Single.just(new NegotiateResponse(baseUrl))));
+            negotiate = tokenCompletable.andThen(Single.defer(() -> Single.just(new NegotiateResponse(urlWithQS))));
         }
 
         CompletableSubject start = CompletableSubject.create();
@@ -377,7 +380,6 @@ public class HubConnection {
                         hubConnectionStateLock.lock();
                         try {
                             hubConnectionState = HubConnectionState.CONNECTED;
-                            this.connectionId = negotiateResponse.getConnectionId();
                             logger.info("HubConnection started.");
                             resetServerTimeout();
                             //Don't send pings if we're using long polling.
@@ -447,19 +449,21 @@ public class HubConnection {
                     throw new RuntimeException("There were no compatible transports on the server.");
                 }
 
-                String finalUrl = url;
-                if (response.getConnectionId() != null) {
-                    if (url.contains("?")) {
-                        finalUrl = url + "&id=" + response.getConnectionId();
-                    } else {
-                        finalUrl = url + "?id=" + response.getConnectionId();
-                    }
+                if (response.getVersion() > 0) {
+                    this.connectionId = response.getConnectionId();
+                    this.connectionToken = response.getConnectionToken();
+                } else {
+                    this.connectionToken = this.connectionId = response.getConnectionId();
                 }
+
+                String finalUrl = Utils.appendQueryString(url, "id=" + this.connectionToken);
+
                 response.setFinalUrl(finalUrl);
                 return Single.just(response);
             }
 
-            return startNegotiate(response.getRedirectUrl(), negotiateAttempts + 1);
+            String redirectUrl = Utils.appendQueryString(response.getRedirectUrl(), "negotiateVersion=" + negotiateVersion);
+            return startNegotiate(redirectUrl, negotiateAttempts + 1);
         });
     }
 
@@ -521,6 +525,7 @@ public class HubConnection {
             handshakeResponseSubject.onComplete();
             redirectAccessTokenProvider = null;
             connectionId = null;
+            connectionToken = null;
             transportEnum = TransportEnum.ALL;
             this.localHeaders.clear();
             this.streamMap.clear();
diff --git a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Negotiate.java b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Negotiate.java
index d63359b90c..d177d32fb9 100644
--- a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Negotiate.java
+++ b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Negotiate.java
@@ -10,7 +10,7 @@ class Negotiate {
         // Check if we have a query string. If we do then we ignore it for now.
         int queryStringIndex = url.indexOf('?');
         if (queryStringIndex > 0) {
-            negotiateUrl = url.substring(0, url.indexOf('?'));
+            negotiateUrl = url.substring(0, queryStringIndex);
         } else {
             negotiateUrl = url;
         }
@@ -24,7 +24,7 @@ class Negotiate {
 
         // Add the query string back if it existed.
         if (queryStringIndex > 0) {
-            negotiateUrl += url.substring(url.indexOf('?'));
+            negotiateUrl += url.substring(queryStringIndex);
         }
 
         return negotiateUrl;
diff --git a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/NegotiateResponse.java b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/NegotiateResponse.java
index f115e9601b..bf09b37578 100644
--- a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/NegotiateResponse.java
+++ b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/NegotiateResponse.java
@@ -11,11 +11,13 @@ import com.google.gson.stream.JsonReader;
 
 class NegotiateResponse {
     private String connectionId;
+    private String connectionToken;
     private Set<String> availableTransports = new HashSet<>();
     private String redirectUrl;
     private String accessToken;
     private String error;
     private String finalUrl;
+    private int version;
 
     public NegotiateResponse(JsonReader reader) {
         try {
@@ -30,6 +32,12 @@ class NegotiateResponse {
                     case "ProtocolVersion":
                         this.error = "Detected an ASP.NET SignalR Server. This client only supports connecting to an ASP.NET Core SignalR Server. See https://aka.ms/signalr-core-differences for details.";
                         return;
+                    case "negotiateVersion":
+                        this.version = reader.nextInt();
+                        break;
+                    case "connectionToken":
+                        this.connectionToken = reader.nextString();
+                        break;
                     case "url":
                         this.redirectUrl = reader.nextString();
                         break;
@@ -106,6 +114,14 @@ class NegotiateResponse {
         return finalUrl;
     }
 
+    public int getVersion() {
+        return version;
+    }
+
+    public String getConnectionToken() {
+        return connectionToken;
+    }
+
     public void setFinalUrl(String url) {
         this.finalUrl = url;
     }
diff --git a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Utils.java b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Utils.java
new file mode 100644
index 0000000000..d08c6fb914
--- /dev/null
+++ b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Utils.java
@@ -0,0 +1,14 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+package com.microsoft.signalr;
+
+class Utils {
+    public static String appendQueryString(String original, String queryStringValue) {
+        if (original.contains("?")) {
+            return original + "&" + queryStringValue;
+        } else {
+            return  original + "?" + queryStringValue;
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Version.java b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Version.java
index 4c73a498f6..abafa2e53b 100644
--- a/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Version.java
+++ b/src/SignalR/clients/java/signalr/src/main/java/com/microsoft/signalr/Version.java
@@ -1,4 +1,3 @@
-
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
diff --git a/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/HubConnectionTest.java b/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/HubConnectionTest.java
index af01f5311c..67aceec18b 100644
--- a/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/HubConnectionTest.java
+++ b/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/HubConnectionTest.java
@@ -1714,12 +1714,12 @@ class HubConnectionTest {
 
         List<HttpRequest> sentRequests = client.getSentRequests();
         assertEquals(1, sentRequests.size());
-        assertEquals("http://example.com/negotiate", sentRequests.get(0).getUrl());
+        assertEquals("http://example.com/negotiate?negotiateVersion=1", sentRequests.get(0).getUrl());
     }
 
     @Test
     public void negotiateThatRedirectsForeverFailsAfter100Tries() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "", "{\"url\":\"http://example.com\"}")));
 
         HubConnection hubConnection = HubConnectionBuilder
@@ -1752,7 +1752,7 @@ class HubConnectionTest {
 
     @Test
     public void connectionIdIsAvailableAfterStart() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "",
                         "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                                 + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
@@ -1775,9 +1775,62 @@ class HubConnectionTest {
         assertNull(hubConnection.getConnectionId());
     }
 
+    @Test
+    public void connectionTokenAppearsInQSConnectionIdIsOnConnectionInstance() {
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
+                (req) -> Single.just(new HttpResponse(200, "",
+                                "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\"," +
+                                "\"negotiateVersion\": 1," +
+                                "\"connectionToken\":\"connection-token-value\"," +
+                                "\"availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
+
+        MockTransport transport = new MockTransport(true);
+        HubConnection hubConnection = HubConnectionBuilder
+                .create("http://example.com")
+                .withTransportImplementation(transport)
+                .withHttpClient(client)
+                .build();
+
+        assertEquals(HubConnectionState.DISCONNECTED, hubConnection.getConnectionState());
+        assertNull(hubConnection.getConnectionId());
+        hubConnection.start().timeout(1, TimeUnit.SECONDS).blockingAwait();
+        assertEquals(HubConnectionState.CONNECTED, hubConnection.getConnectionState());
+        assertEquals("bVOiRPG8-6YiJ6d7ZcTOVQ", hubConnection.getConnectionId());
+        assertEquals("http://example.com?negotiateVersion=1&id=connection-token-value", transport.getUrl());
+        hubConnection.stop().timeout(1, TimeUnit.SECONDS).blockingAwait();
+        assertEquals(HubConnectionState.DISCONNECTED, hubConnection.getConnectionState());
+        assertNull(hubConnection.getConnectionId());
+    }
+
+        @Test
+        public void connectionTokenIsIgnoredIfNegotiateVersionIsNotPresentInNegotiateResponse() {
+            TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
+                    (req) -> Single.just(new HttpResponse(200, "",
+                            "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\"," +
+                            "\"connectionToken\":\"connection-token-value\"," +
+                            "\"availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
+
+            MockTransport transport = new MockTransport(true);
+            HubConnection hubConnection = HubConnectionBuilder
+                    .create("http://example.com")
+                    .withTransportImplementation(transport)
+                    .withHttpClient(client)
+                    .build();
+
+            assertEquals(HubConnectionState.DISCONNECTED, hubConnection.getConnectionState());
+            assertNull(hubConnection.getConnectionId());
+            hubConnection.start().timeout(1, TimeUnit.SECONDS).blockingAwait();
+            assertEquals(HubConnectionState.CONNECTED, hubConnection.getConnectionState());
+            assertEquals("bVOiRPG8-6YiJ6d7ZcTOVQ", hubConnection.getConnectionId());
+            assertEquals("http://example.com?negotiateVersion=1&id=bVOiRPG8-6YiJ6d7ZcTOVQ", transport.getUrl());
+            hubConnection.stop().timeout(1, TimeUnit.SECONDS).blockingAwait();
+            assertEquals(HubConnectionState.DISCONNECTED, hubConnection.getConnectionState());
+            assertNull(hubConnection.getConnectionId());
+    }
+
     @Test
     public void afterSuccessfulNegotiateConnectsWithWebsocketsTransport() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "",
                         "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                                 + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
@@ -1798,7 +1851,7 @@ class HubConnectionTest {
 
     @Test
     public void afterSuccessfulNegotiateConnectsWithLongPollingTransport() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "",
                         "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                                 + "availableTransports\":[{\"transport\":\"LongPolling\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
@@ -1891,7 +1944,7 @@ class HubConnectionTest {
 
     @Test
     public void receivingServerSentEventsTransportFromNegotiateFails() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "",
                         "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                                 + "availableTransports\":[{\"transport\":\"ServerSentEvents\",\"transferFormats\":[\"Text\"]}]}")));
@@ -1911,7 +1964,7 @@ class HubConnectionTest {
 
     @Test
     public void negotiateThatReturnsErrorThrowsFromStart() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "", "{\"error\":\"Test error.\"}")));
 
         MockTransport transport = new MockTransport(true);
@@ -1928,7 +1981,7 @@ class HubConnectionTest {
 
     @Test
     public void DetectWhenTryingToConnectToClassicSignalRServer() {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "", "{\"Url\":\"/signalr\"," +
                         "\"ConnectionToken\":\"X97dw3uxW4NPPggQsYVcNcyQcuz4w2\"," +
                         "\"ConnectionId\":\"05265228-1e2c-46c5-82a1-6a5bcc3f0143\"," +
@@ -1954,9 +2007,9 @@ class HubConnectionTest {
 
     @Test
     public void negotiateRedirectIsFollowed()  {
-        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate",
+        TestHttpClient client = new TestHttpClient().on("POST", "http://example.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\"}")))
-                .on("POST", "http://testexample.com/negotiate",
+                .on("POST", "http://testexample.com/negotiate?negotiateVersion=1",
                 (req) -> Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                 + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
 
@@ -1978,11 +2031,11 @@ class HubConnectionTest {
         AtomicReference<String> beforeRedirectToken = new AtomicReference<>();
 
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate", (req) -> {
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1", (req) -> {
                     beforeRedirectToken.set(req.getHeaders().get("Authorization"));
                     return Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\",\"accessToken\":\"newToken\"}"));
                 })
-                .on("POST", "http://testexample.com/negotiate", (req) -> {
+                .on("POST", "http://testexample.com/negotiate?negotiateVersion=1", (req) -> {
                     token.set(req.getHeaders().get("Authorization"));
                     return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                             + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}"));
@@ -2018,7 +2071,7 @@ class HubConnectionTest {
     public void accessTokenProviderIsUsedForNegotiate() {
         AtomicReference<String> token = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             token.set(req.getHeaders().get("Authorization"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2043,11 +2096,13 @@ class HubConnectionTest {
     public void accessTokenProviderIsOverriddenFromRedirectNegotiate() {
         AtomicReference<String> token = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-            .on("POST", "http://example.com/negotiate", (req) -> Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\",\"accessToken\":\"newToken\"}")))
-            .on("POST", "http://testexample.com/negotiate", (req) -> {
+            .on("POST", "http://example.com/negotiate?negotiateVersion=1", (req) -> Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\",\"accessToken\":\"newToken\"}")))
+            .on("POST", "http://testexample.com/negotiate?negotiateVersion=1", (req) -> {
                 token.set(req.getHeaders().get("Authorization"));
-                return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
-                + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}"));
+                return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\","
+                        + "\"connectionToken\":\"connection-token-value\","
+                        + "\"negotiateVersion\":1,"
+                        + "\"availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}"));
             });
 
         MockTransport transport = new MockTransport(true);
@@ -2060,7 +2115,7 @@ class HubConnectionTest {
 
         hubConnection.start().timeout(1, TimeUnit.SECONDS).blockingAwait();
         assertEquals(HubConnectionState.CONNECTED, hubConnection.getConnectionState());
-        assertEquals("http://testexample.com/?id=bVOiRPG8-6YiJ6d7ZcTOVQ", transport.getUrl());
+        assertEquals("http://testexample.com/?negotiateVersion=1&id=connection-token-value", transport.getUrl());
         hubConnection.stop();
         assertEquals("Bearer newToken", token.get());
     }
@@ -2071,14 +2126,14 @@ class HubConnectionTest {
         AtomicReference<String> beforeRedirectToken = new AtomicReference<>();
 
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate", (req) -> {
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1", (req) -> {
                     beforeRedirectToken.set(req.getHeaders().get("Authorization"));
                     return Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\",\"accessToken\":\"newToken\"}"));
                 })
-                .on("POST", "http://testexample.com/negotiate", (req) -> {
+                .on("POST", "http://testexample.com/negotiate?negotiateVersion=1", (req) -> {
                     token.set(req.getHeaders().get("Authorization"));
-                    return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
-                            + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}"));
+                    return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\","
+                            + "\"availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}"));
                 });
 
         MockTransport transport = new MockTransport(true);
@@ -2112,7 +2167,7 @@ class HubConnectionTest {
         AtomicInteger redirectCount = new AtomicInteger();
 
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate", (req) -> {
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1", (req) -> {
                     if (redirectCount.get() == 0) {
                         redirectCount.incrementAndGet();
                         redirectToken.set(req.getHeaders().get("Authorization"));
@@ -2122,7 +2177,7 @@ class HubConnectionTest {
                         return Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\",\"accessToken\":\"secondRedirectToken\"}"));
                     }
                 })
-                .on("POST", "http://testexample.com/negotiate", (req) -> {
+                .on("POST", "http://testexample.com/negotiate?negotiateVersion=1", (req) -> {
                     token.set(req.getHeaders().get("Authorization"));
                     return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                             + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}"));
@@ -2189,7 +2244,7 @@ class HubConnectionTest {
     public void userAgentHeaderIsSet() {
         AtomicReference<String> header = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             header.set(req.getHeaders().get("User-Agent"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2213,7 +2268,7 @@ class HubConnectionTest {
     public void userAgentHeaderCanBeOverwritten() {
         AtomicReference<String> header = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             header.set(req.getHeaders().get("User-Agent"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2237,7 +2292,7 @@ class HubConnectionTest {
     public void userAgentCanBeCleared() {
         AtomicReference<String> header = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             header.set(req.getHeaders().get("User-Agent"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2260,7 +2315,7 @@ class HubConnectionTest {
     public void headersAreSetAndSentThroughBuilder() {
         AtomicReference<String> header = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             header.set(req.getHeaders().get("ExampleHeader"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2285,7 +2340,7 @@ class HubConnectionTest {
     public void headersAreNotClearedWhenConnectionIsRestarted() {
         AtomicReference<String> header = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             header.set(req.getHeaders().get("Authorization"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2315,12 +2370,12 @@ class HubConnectionTest {
         AtomicReference<String> afterRedirectHeader = new AtomicReference<>();
 
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             beforeRedirectHeader.set(req.getHeaders().get("Authorization"));
                             return Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\",\"accessToken\":\"redirectToken\"}\"}"));
                         })
-                .on("POST", "http://testexample.com/negotiate",
+                .on("POST", "http://testexample.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             afterRedirectHeader.set(req.getHeaders().get("Authorization"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2358,7 +2413,7 @@ class HubConnectionTest {
     public void sameHeaderSetTwiceGetsOverwritten() {
         AtomicReference<String> header = new AtomicReference<>();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> {
                             header.set(req.getHeaders().get("ExampleHeader"));
                             return Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
@@ -2403,8 +2458,8 @@ class HubConnectionTest {
     public void hubConnectionCanBeStartedAfterBeingStoppedAndRedirected()  {
         MockTransport mockTransport = new MockTransport();
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate", (req) -> Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\"}")))
-                .on("POST", "http://testexample.com/negotiate", (req) -> Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1", (req) -> Single.just(new HttpResponse(200, "", "{\"url\":\"http://testexample.com/\"}")))
+                .on("POST", "http://testexample.com/negotiate?negotiateVersion=1", (req) -> Single.just(new HttpResponse(200, "", "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\""
                         + "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}]}")));
 
         HubConnection hubConnection = HubConnectionBuilder
@@ -2426,7 +2481,7 @@ class HubConnectionTest {
     @Test
     public void non200FromNegotiateThrowsError() {
         TestHttpClient client = new TestHttpClient()
-                .on("POST", "http://example.com/negotiate",
+                .on("POST", "http://example.com/negotiate?negotiateVersion=1",
                         (req) -> Single.just(new HttpResponse(500, "Internal server error", "")));
 
         MockTransport transport = new MockTransport();
diff --git a/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/NegotiateResponseTest.java b/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/NegotiateResponseTest.java
index 88175d0ac9..1eaa0a00df 100644
--- a/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/NegotiateResponseTest.java
+++ b/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/NegotiateResponseTest.java
@@ -15,8 +15,9 @@ import com.google.gson.stream.JsonReader;
 class NegotiateResponseTest {
     @Test
     public void VerifyNegotiateResponse() {
-        String stringNegotiateResponse = "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\",\"" +
-                "availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}," +
+        String stringNegotiateResponse = "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\"," +
+                "\"negotiateVersion\": 99, \"connectionToken\":\"connection-token-value\"," +
+                "\"availableTransports\":[{\"transport\":\"WebSockets\",\"transferFormats\":[\"Text\",\"Binary\"]}," +
                 "{\"transport\":\"ServerSentEvents\",\"transferFormats\":[\"Text\"]}," +
                 "{\"transport\":\"LongPolling\",\"transferFormats\":[\"Text\",\"Binary\"]}]}";
         NegotiateResponse negotiateResponse = new NegotiateResponse(new JsonReader(new StringReader(stringNegotiateResponse)));
@@ -26,6 +27,8 @@ class NegotiateResponseTest {
         assertNull(negotiateResponse.getAccessToken());
         assertNull(negotiateResponse.getRedirectUrl());
         assertEquals("bVOiRPG8-6YiJ6d7ZcTOVQ", negotiateResponse.getConnectionId());
+        assertEquals("connection-token-value", negotiateResponse.getConnectionToken());
+        assertEquals(99, negotiateResponse.getVersion());
     }
 
     @Test
@@ -56,4 +59,23 @@ class NegotiateResponseTest {
         NegotiateResponse negotiateResponse = new NegotiateResponse(new JsonReader(new StringReader(stringNegotiateResponse)));
         assertEquals("bVOiRPG8-6YiJ6d7ZcTOVQ", negotiateResponse.getConnectionId());
     }
+
+    @Test
+    public void NegotiateResponseWithNegotiateVersion() {
+        String stringNegotiateResponse = "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\"," +
+                "\"negotiateVersion\": 99}";
+        NegotiateResponse negotiateResponse = new NegotiateResponse(new JsonReader(new StringReader(stringNegotiateResponse)));
+        assertEquals("bVOiRPG8-6YiJ6d7ZcTOVQ", negotiateResponse.getConnectionId());
+        assertEquals(99, negotiateResponse.getVersion());
+    }
+
+    @Test
+    public void NegotiateResponseWithConnectionToken() {
+        String stringNegotiateResponse = "{\"connectionId\":\"bVOiRPG8-6YiJ6d7ZcTOVQ\"," +
+                "\"negotiateVersion\": 99, \"connectionToken\":\"connection-token-value\"}";
+        NegotiateResponse negotiateResponse = new NegotiateResponse(new JsonReader(new StringReader(stringNegotiateResponse)));
+        assertEquals("bVOiRPG8-6YiJ6d7ZcTOVQ", negotiateResponse.getConnectionId());
+        assertEquals("connection-token-value", negotiateResponse.getConnectionToken());
+        assertEquals(99, negotiateResponse.getVersion());
+    }
 }
diff --git a/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/UserAgentTest.java b/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/UserAgentTest.java
index 362b035a27..1f92edc07b 100644
--- a/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/UserAgentTest.java
+++ b/src/SignalR/clients/java/signalr/src/test/java/com/microsoft/signalr/UserAgentTest.java
@@ -30,17 +30,17 @@ public class UserAgentTest {
     }
 
     @Test
-    public void verifyJavaVendor(){
+    public void verifyJavaVendor() {
         assertEquals(System.getProperty("java.vendor"), UserAgentHelper.getJavaVendor());
     }
 
     @Test
-    public void verifyJavaVersion(){
+    public void verifyJavaVersion() {
         assertEquals(System.getProperty("java.version"), UserAgentHelper.getJavaVersion());
     }
 
     @Test
-    public void checkUserAgentString(){
+    public void checkUserAgentString() {
         String userAgent = UserAgentHelper.createUserAgentString();
         assertNotNull(userAgent);
 
diff --git a/src/Tools/Microsoft.dotnet-openapi/test/OpenApiAddFileTests.cs b/src/Tools/Microsoft.dotnet-openapi/test/OpenApiAddFileTests.cs
index e4a17878fc..257a0fc82d 100644
--- a/src/Tools/Microsoft.dotnet-openapi/test/OpenApiAddFileTests.cs
+++ b/src/Tools/Microsoft.dotnet-openapi/test/OpenApiAddFileTests.cs
@@ -155,6 +155,17 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
                 Assert.Contains("<PackageReference Include=\"NSwag.ApiDescription.Client\" Version=\"", content);
                 Assert.Contains($"<OpenApiReference Include=\"{nswagJsonFile}\" CodeGenerator=\"NSwagTypeScript\" />", content);
             }
+
+            // Build project and make sure it compiles
+            using var buildProc = ProcessEx.Run(_outputHelper, _tempDir.Root, "dotnet", "build");
+            await buildProc.Exited;
+            Assert.True(buildProc.ExitCode == 0, $"Build failed: {buildProc.Output}");
+
+
+            // Run project and make sure it doesn't crash
+            using var runProc = ProcessEx.Run(_outputHelper, _tempDir.Root, "dotnet", "run");
+            Thread.Sleep(100);
+            Assert.False(runProc.HasExited, $"Run failed with: {runProc.Output}");
         }
 
         [Fact]
@@ -178,6 +189,16 @@ namespace Microsoft.DotNet.OpenApi.Add.Tests
                 Assert.Contains("<PackageReference Include=\"NSwag.ApiDescription.Client\" Version=\"", content);
                 Assert.Contains($"<OpenApiReference Include=\"{nswagJsonFile}\"", content);
             }
+
+            // Build project and make sure it compiles
+            var buildProc = ProcessEx.Run(_outputHelper, _tempDir.Root, "dotnet", "build");
+            await buildProc.Exited;
+            Assert.True(buildProc.ExitCode == 0, $"Build failed: {buildProc.Output}");
+
+            // Run project and make sure it doesn't crash
+            using var runProc = ProcessEx.Run(_outputHelper, _tempDir.Root, "dotnet", "run");
+            Thread.Sleep(100);
+            Assert.False(runProc.HasExited, $"Run failed with: {runProc.Output}");
         }
 
         [Fact]
diff --git a/src/Tools/dotnet-dev-certs/src/dotnet-dev-certs.csproj b/src/Tools/dotnet-dev-certs/src/dotnet-dev-certs.csproj
index d558f1e6a2..b8a4f38c0c 100644
--- a/src/Tools/dotnet-dev-certs/src/dotnet-dev-certs.csproj
+++ b/src/Tools/dotnet-dev-certs/src/dotnet-dev-certs.csproj
@@ -9,6 +9,7 @@
     <PackAsTool>true</PackAsTool>
     <!-- This package is for internal use only. It contains a CLI which is bundled in the .NET Core SDK. -->
     <IsShippingPackage>false</IsShippingPackage>
+    <ExcludeFromSourceBuild>false</ExcludeFromSourceBuild>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Tools/dotnet-user-secrets/src/Internal/InitCommand.cs b/src/Tools/dotnet-user-secrets/src/Internal/InitCommand.cs
index 6ad5ccf886..80d1ebbd4d 100644
--- a/src/Tools/dotnet-user-secrets/src/Internal/InitCommand.cs
+++ b/src/Tools/dotnet-user-secrets/src/Internal/InitCommand.cs
@@ -91,7 +91,7 @@ namespace Microsoft.Extensions.SecretManager.Tools.Internal
             var existingUserSecretsId = projectDocument.XPathSelectElements("//UserSecretsId").FirstOrDefault();
 
             // Check if a UserSecretsId is already set
-            if (existingUserSecretsId != default)
+            if (existingUserSecretsId != null)
             {
                 // Only set the UserSecretsId if the user specified an explicit value
                 if (string.IsNullOrWhiteSpace(OverrideId))
diff --git a/src/Tools/dotnet-user-secrets/src/dotnet-user-secrets.csproj b/src/Tools/dotnet-user-secrets/src/dotnet-user-secrets.csproj
index 814cbbec3f..7fce951f0c 100644
--- a/src/Tools/dotnet-user-secrets/src/dotnet-user-secrets.csproj
+++ b/src/Tools/dotnet-user-secrets/src/dotnet-user-secrets.csproj
@@ -10,6 +10,7 @@
     <PackAsTool>true</PackAsTool>
     <!-- This package is for internal use only. It contains a CLI which is bundled in the .NET Core SDK. -->
     <IsShippingPackage>false</IsShippingPackage>
+    <ExcludeFromSourceBuild>false</ExcludeFromSourceBuild>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Tools/dotnet-watch/src/dotnet-watch.csproj b/src/Tools/dotnet-watch/src/dotnet-watch.csproj
index 1b52ed2f69..3c20912211 100644
--- a/src/Tools/dotnet-watch/src/dotnet-watch.csproj
+++ b/src/Tools/dotnet-watch/src/dotnet-watch.csproj
@@ -9,6 +9,7 @@
     <PackAsTool>true</PackAsTool>
     <!-- This package is for internal use only. It contains a CLI which is bundled in the .NET Core SDK. -->
     <IsShippingPackage>false</IsShippingPackage>
+    <ExcludeFromSourceBuild>false</ExcludeFromSourceBuild>
   </PropertyGroup>
 
   <ItemGroup>