SkyAPM · ElderJames · Oct 22, 2025 · Jun 19, 2025 · Jun 20, 2025 · Jun 20, 2025
diff --git a/.github/workflows/net7-ci-it.yml → .github/workflows/net-ci-it.yml b/.github/workflows/net7-ci-it.yml → .github/workflows/net-ci-it.yml
@@ -1,4 +1,4 @@
-name: NET7 CI AND IT
+name: NET CI AND IT
 
 on:
   push:
@@ -17,7 +17,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: 7.0.100
+        dotnet-version: 8.0.x
     - name: Setup Submodule
       run: git submodule update --init
     - name: Restore dependencies
@@ -27,4 +27,4 @@ jobs:
     - name: Build
       run: dotnet build --no-restore
     - name: Test
-      run: dotnet test --no-build --verbosity normal --framework net7.0
+      run: dotnet test --no-build --verbosity normal --framework net8.0
diff --git a/Directory.Build.props b/Directory.Build.props
@@ -0,0 +1,6 @@
+<Project>
+    <Import Project="build\common.props"/>
+    <PropertyGroup>
+        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net8.0</TargetFrameworks>
+    </PropertyGroup>
+</Project>
diff --git a/appveyor.yml b/appveyor.yml
@@ -10,6 +10,9 @@ skip_commits:
   files:
     - LICENSE
 install:
+- ps: |
+    Invoke-WebRequest -Uri 'https://dot.net/v1/dotnet-install.ps1' -UseBasicParsing -OutFile "$env:temp\dotnet-install.ps1"
+    & $env:temp\dotnet-install.ps1 -Architecture x64 -Version '5.0.408' -InstallDir "$env:ProgramFiles\dotnet"
 - git submodule update --init
 - dotnet build -c Release src/SkyApm.Transport.Protocol
 build_script:

diff --git a/benchmark/SkyApm.Benchmark/SkyApm.Benchmark.csproj b/benchmark/SkyApm.Benchmark/SkyApm.Benchmark.csproj
@@ -2,7 +2,6 @@
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
         <OutputType>Exe</OutputType>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/sample/SkyApm.Sample.Backend/SkyApm.Sample.Backend.csproj b/sample/SkyApm.Sample.Backend/SkyApm.Sample.Backend.csproj
@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>
@@ -27,8 +26,8 @@
         <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="6.0.12" />
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.1" />
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.0" />
     </ItemGroup>
 
     <ItemGroup>

diff --git a/sample/SkyApm.Sample.FreeSql/SkyApm.Sample.FreeSqlSqlite.csproj b/sample/SkyApm.Sample.FreeSql/SkyApm.Sample.FreeSqlSqlite.csproj
@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/sample/SkyApm.Sample.Frontend/SkyApm.Sample.Frontend.csproj b/sample/SkyApm.Sample.Frontend/SkyApm.Sample.Frontend.csproj
@@ -2,7 +2,6 @@
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
         <RootNamespace>SkyApm.Sample.Backend</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/sample/SkyApm.Sample.GenericHost/SkyApm.Sample.GenericHost.csproj b/sample/SkyApm.Sample.GenericHost/SkyApm.Sample.GenericHost.csproj
@@ -2,7 +2,6 @@
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
         <OutputType>Exe</OutputType>
-        <TargetFrameworks>net6.0;netcoreapp3.1;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>
@@ -16,12 +15,16 @@
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="3.1.32" />
     </ItemGroup>
 
+  <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="5.0.0" />
+  </ItemGroup>
+
     <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="6.0.1" />
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
     </ItemGroup>
 
     <ItemGroup>

diff --git a/sample/SkyApm.Sample.Logging/SkyApm.Sample.Logging.csproj b/sample/SkyApm.Sample.Logging/SkyApm.Sample.Logging.csproj
@@ -1,9 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFrameworks>net8.0</TargetFrameworks>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
+        <LangVersion>10</LangVersion>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/sample/grpc/SkyApm.Sample.GrpcClient/SkyApm.Sample.GrpcClient.csproj b/sample/grpc/SkyApm.Sample.GrpcClient/SkyApm.Sample.GrpcClient.csproj
@@ -2,7 +2,6 @@
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
         <OutputType>Exe</OutputType>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>
@@ -20,8 +19,8 @@
     <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="6.0.1"/>
     </ItemGroup>
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0"/>
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0"/>
     </ItemGroup>
     <ItemGroup>
         <ProjectReference Include="..\..\..\src\SkyApm.Agent.GeneralHost\SkyApm.Agent.GeneralHost.csproj"/>

diff --git a/sample/grpc/SkyApm.Sample.GrpcProto/SkyApm.Sample.GrpcProto.csproj b/sample/grpc/SkyApm.Sample.GrpcProto/SkyApm.Sample.GrpcProto.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-        <TargetFramework>netstandard2.0</TargetFramework>
+        <TargetFrameworks>netstandard2.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/sample/grpc/SkyApm.Sample.GrpcServer/SkyApm.Sample.GrpcServer.csproj b/sample/grpc/SkyApm.Sample.GrpcServer/SkyApm.Sample.GrpcServer.csproj
@@ -2,7 +2,6 @@
     <PropertyGroup>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
         <OutputType>Exe</OutputType>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>
@@ -24,8 +23,8 @@
         <PackageReference Include="Microsoft.Extensions.Hosting" Version="6.0.1"/>
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0"/>
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0"/>
     </ItemGroup>
 
     <ItemGroup>

diff --git a/skyapm-dotnet.sln b/skyapm-dotnet.sln
@@ -8,6 +8,7 @@ EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "solution items", "solution items", "{E38F0F6E-6E10-491D-8786-650F6A4B6698}"
 	ProjectSection(SolutionItems) = preProject
 		appveyor.yml = appveyor.yml
+		Directory.Build.props = Directory.Build.props
 		NuGet.config = NuGet.config
 		README.md = README.md
 	EndProjectSection

diff --git a/src/SkyApm.Abstractions/SkyApm.Abstractions.csproj b/src/SkyApm.Abstractions/SkyApm.Abstractions.csproj
@@ -1,6 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <Description>$(Product) Core abstractions and interfaces for apm agent.</Description>
         <AssemblyTitle>$(PackagePrefix).Abstractions</AssemblyTitle>
@@ -10,6 +8,6 @@
         <PackageReleaseNotes>
         </PackageReleaseNotes>
         <RootNamespace>SkyApm</RootNamespace>
-        <TargetFramework>netstandard2.0</TargetFramework>
+        <TargetFrameworks>netstandard2.0;net6.0;net8.0</TargetFrameworks>
     </PropertyGroup>
 </Project>
diff --git a/src/SkyApm.Agent.AspNetCore/SkyApm.Agent.AspNetCore.csproj b/src/SkyApm.Agent.AspNetCore/SkyApm.Agent.AspNetCore.csproj
@@ -1,6 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <Description>$(Product) ASP.NET Core Agent.</Description>
         <AssemblyTitle>$(PackagePrefix).Agent.AspNetCore</AssemblyTitle>
@@ -10,7 +8,6 @@
         <PackageReleaseNotes>
         </PackageReleaseNotes>
         <RootNamespace>SkyApm.Agent.AspNetCore</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/src/SkyApm.Agent.GeneralHost/SkyApm.Agent.GeneralHost.csproj b/src/SkyApm.Agent.GeneralHost/SkyApm.Agent.GeneralHost.csproj
@@ -1,6 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props"/>
-
+<Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <Description>$(Product) ASP.NET Core Agent.</Description>
         <AssemblyTitle>$(PackagePrefix).Agent.GeneralHost</AssemblyTitle>
@@ -10,7 +8,6 @@
         <PackageReleaseNotes>
         </PackageReleaseNotes>
         <RootNamespace>SkyApm.Agent.GeneralHost</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
@@ -25,8 +22,8 @@
         <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="6.0.0"/>
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="7.0.0"/>
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.0"/>
     </ItemGroup>
 
     <ItemGroup>

diff --git a/src/SkyApm.Agent.Hosting/SkyApm.Agent.Hosting.csproj b/src/SkyApm.Agent.Hosting/SkyApm.Agent.Hosting.csproj
@@ -1,6 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <Description>$(Product) ASP.NET Core Agent.</Description>
         <AssemblyTitle>$(PackagePrefix).Agent.Hosting</AssemblyTitle>
@@ -10,7 +8,6 @@
         <PackageReleaseNotes>
         </PackageReleaseNotes>
         <RootNamespace>SkyApm.Agent.Hosting</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
@@ -25,8 +22,8 @@
         <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="6.0.0" />
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="7.0.0" />
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.0" />
     </ItemGroup>
 
     <ItemGroup>

diff --git a/src/SkyApm.Core/SkyApm.Core.csproj b/src/SkyApm.Core/SkyApm.Core.csproj
@@ -1,6 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <Description>$(Product) core components.</Description>
         <AssemblyTitle>$(PackagePrefix).Core</AssemblyTitle>
@@ -10,12 +8,15 @@
         <PackageReleaseNotes>
         </PackageReleaseNotes>
         <RootNamespace>SkyApm</RootNamespace>
-        <TargetFramework>netstandard2.0</TargetFramework>
+        <TargetFrameworks>netstandard2.0;net6.0;net8.0</TargetFrameworks>
         <DefineConstants Condition="'$(TargetFramework)' == 'netcoreapp2.1'">$(DefineConstants);SPAN</DefineConstants>
     </PropertyGroup>
 
     <ItemGroup>
         <PackageReference Include="AspectCore.Extensions.Reflection" Version="2.3.0" />
+    </ItemGroup>
+
+    <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
         <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="7.0.0" />
         <PackageReference Include="System.Memory" Version="4.5.5" />
         <PackageReference Include="System.ValueTuple" Version="4.5.0" />

diff --git a/src/SkyApm.Diagnostics.AspNetCore/SkyApm.Diagnostics.AspNetCore.csproj b/src/SkyApm.Diagnostics.AspNetCore/SkyApm.Diagnostics.AspNetCore.csproj
@@ -1,10 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <Description>$(PackagePrefix).Diagnostics.AspNetCore notifies Web Http requests.</Description>
         <AssemblyTitle>$(PackagePrefix).Diagnostics.AspNetCore</AssemblyTitle>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
         <AssemblyName>$(PackagePrefix).Diagnostics.AspNetCore</AssemblyName>
         <PackageId>$(PackagePrefix).Diagnostics.AspNetCore</PackageId>
         <PackageTags>SkyWalking;APM;Diagnostics;AspNetCore</PackageTags>
@@ -18,19 +15,7 @@
         <ProjectReference Include="..\SkyApm.Utilities.DependencyInjection\SkyApm.Utilities.DependencyInjection.csproj" />
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
-        <FrameworkReference Include="Microsoft.AspNetCore.App" />
-    </ItemGroup>
-
-    <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
-        <FrameworkReference Include="Microsoft.AspNetCore.App" />
-    </ItemGroup>
-
-    <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
-        <FrameworkReference Include="Microsoft.AspNetCore.App" />
-    </ItemGroup>
-
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
+    <ItemGroup>
         <FrameworkReference Include="Microsoft.AspNetCore.App" />
     </ItemGroup>
 </Project>
diff --git a/src/SkyApm.Diagnostics.CAP/SkyApm.Diagnostics.CAP.csproj b/src/SkyApm.Diagnostics.CAP/SkyApm.Diagnostics.CAP.csproj
@@ -1,14 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <Description>$(PackagePrefix).Diagnostics.CAP notifies of CAP messages.</Description>
         <AssemblyTitle>$(PackagePrefix).Diagnostics.CAP</AssemblyTitle>
         <AssemblyName>$(PackagePrefix).Diagnostics.CAP</AssemblyName>
         <PackageId>$(PackagePrefix).Diagnostics.CAP</PackageId>
         <PackageTags>SkyWalking;APM;CAP</PackageTags>
         <RootNamespace>SkyApm.Diagnostics.CAP</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
@@ -23,8 +20,8 @@
         <PackageReference Include="DotNetCore.CAP" Version="6.2.1" />
     </ItemGroup>
 
-    <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-        <PackageReference Include="DotNetCore.CAP" Version="7.0.1" />
+    <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+        <PackageReference Include="DotNetCore.CAP" Version="8.0.0" />
     </ItemGroup>
 
     <ItemGroup>

diff --git a/...agnostics.EntityFrameworkCore.Npgsql/SkyApm.Diagnostics.EntityFrameworkCore.Npgsql.csproj b/...agnostics.EntityFrameworkCore.Npgsql/SkyApm.Diagnostics.EntityFrameworkCore.Npgsql.csproj
@@ -1,14 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <AssemblyName>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Npgsql</AssemblyName>
         <AssemblyTitle>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Npgsql</AssemblyTitle>
         <PackageId>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Npgsql</PackageId>
         <PackageTags>SkyWalking;APM;EntityFrameworkCore;EF</PackageTags>
         <Description>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Npgsql notifies of EF requests.</Description>
         <RootNamespace>SkyApm.Diagnostics.EntityFrameworkCore</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>

diff --git a/...tityFrameworkCore.Pomelo.MySql/SkyApm.Diagnostics.EntityFrameworkCore.Pomelo.MySql.csproj b/...tityFrameworkCore.Pomelo.MySql/SkyApm.Diagnostics.EntityFrameworkCore.Pomelo.MySql.csproj
@@ -1,10 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
-    <PropertyGroup>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
-    </PropertyGroup>
-
     <PropertyGroup>
         <AssemblyName>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Pomelo.MySql</AssemblyName>
         <AssemblyTitle>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Pomelo.MySql</AssemblyTitle>

diff --git a/...agnostics.EntityFrameworkCore.Sqlite/SkyApm.Diagnostics.EntityFrameworkCore.Sqlite.csproj b/...agnostics.EntityFrameworkCore.Sqlite/SkyApm.Diagnostics.EntityFrameworkCore.Sqlite.csproj
@@ -1,14 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk">
-    <Import Project="..\..\build\common.props" />
-
     <PropertyGroup>
         <AssemblyName>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Sqlite</AssemblyName>
         <AssemblyTitle>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Sqlite</AssemblyTitle>
         <PackageId>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Sqlite</PackageId>
         <PackageTags>SkyWalking;APM;EntityFrameworkCore;EF</PackageTags>
         <Description>$(PackagePrefix).Diagnostics.EntityFrameworkCore.Sqlite notifies of EF requests.</Description>
         <RootNamespace>SkyApm.Diagnostics.EntityFrameworkCore</RootNamespace>
-        <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net7.0</TargetFrameworks>
     </PropertyGroup>
 
     <ItemGroup>