diff --git a/GFramework.Godot.SourceGenerators.Abstractions/Directory.Build.props b/GFramework.Godot.SourceGenerators.Abstractions/Directory.Build.props
index 7417131..82f43af 100644
--- a/GFramework.Godot.SourceGenerators.Abstractions/Directory.Build.props
+++ b/GFramework.Godot.SourceGenerators.Abstractions/Directory.Build.props
@@ -1,7 +1,7 @@
 <Project>
     <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFramework>netstandard2.1</TargetFramework>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
         <!--
diff --git a/GFramework.Godot.SourceGenerators/GFramework.Godot.SourceGenerators.csproj b/GFramework.Godot.SourceGenerators/GFramework.Godot.SourceGenerators.csproj
index eb6dd82..c62c5dd 100644
--- a/GFramework.Godot.SourceGenerators/GFramework.Godot.SourceGenerators.csproj
+++ b/GFramework.Godot.SourceGenerators/GFramework.Godot.SourceGenerators.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <PackageId>GeWuYou.$(AssemblyName)</PackageId>
-        <TargetFramework>netstandard2.1</TargetFramework>
+        <TargetFramework>netstandard2.0</TargetFramework>
 
         <!-- 这是 Analyzer，不是运行时库 -->
         <IsRoslynAnalyzer>true</IsRoslynAnalyzer>
diff --git a/GFramework.Godot/GFramework.Godot.csproj b/GFramework.Godot/GFramework.Godot.csproj
index 8c0f986..5d79219 100644
--- a/GFramework.Godot/GFramework.Godot.csproj
+++ b/GFramework.Godot/GFramework.Godot.csproj
@@ -6,6 +6,9 @@
         <Nullable>enable</Nullable>
         <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
+        <!-- Godot.SourceGenerators expects this property from Godot.NET.Sdk.
+             Provide a safe default so source generators can run in plain SDK-style builds as well. -->
+        <GodotProjectDir Condition="'$(GodotProjectDir)' == ''">$(MSBuildProjectDirectory)</GodotProjectDir>
     </PropertyGroup>
 
     <ItemGroup>
diff --git a/GFramework.SourceGenerators.Abstractions/Bases/PriorityAttribute.cs b/GFramework.SourceGenerators.Abstractions/Bases/PriorityAttribute.cs
index e5bae68..d406bb9 100644
--- a/GFramework.SourceGenerators.Abstractions/Bases/PriorityAttribute.cs
+++ b/GFramework.SourceGenerators.Abstractions/Bases/PriorityAttribute.cs
@@ -1,7 +1,7 @@
 namespace GFramework.SourceGenerators.Abstractions.Bases;
 
 /// <summary>
-/// 标记类的优先级，自动生成 <see cref="GFramework.Core.Abstractions.Bases.IPrioritized"/> 接口实现
+/// 标记类的优先级，自动生成 <c>GFramework.Core.Abstractions.Bases.IPrioritized</c> 接口实现。
 /// </summary>
 /// <remarks>
 /// 使用此特性可以避免手动实现 IPrioritized 接口。
diff --git a/GFramework.SourceGenerators.Abstractions/Directory.Build.props b/GFramework.SourceGenerators.Abstractions/Directory.Build.props
index 7417131..82f43af 100644
--- a/GFramework.SourceGenerators.Abstractions/Directory.Build.props
+++ b/GFramework.SourceGenerators.Abstractions/Directory.Build.props
@@ -1,7 +1,7 @@
 <Project>
     <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFramework>netstandard2.1</TargetFramework>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
         <!--
diff --git a/GFramework.SourceGenerators.Abstractions/GFramework.SourceGenerators.Abstractions.csproj b/GFramework.SourceGenerators.Abstractions/GFramework.SourceGenerators.Abstractions.csproj
index a8e4562..afd0552 100644
--- a/GFramework.SourceGenerators.Abstractions/GFramework.SourceGenerators.Abstractions.csproj
+++ b/GFramework.SourceGenerators.Abstractions/GFramework.SourceGenerators.Abstractions.csproj
@@ -14,9 +14,6 @@
     <ItemGroup>
         <Using Include="GFramework.SourceGenerators.Abstractions"/>
     </ItemGroup>
-    <ItemGroup>
-        <ProjectReference Include="..\GFramework.Core.Abstractions\GFramework.Core.Abstractions.csproj" PrivateAssets="all"/>
-    </ItemGroup>
     <ItemGroup>
         <PackageReference Update="Meziantou.Analyzer" Version="3.0.25">
             <PrivateAssets>all</PrivateAssets>
diff --git a/GFramework.SourceGenerators.Common/Directory.Build.props b/GFramework.SourceGenerators.Common/Directory.Build.props
index 7417131..82f43af 100644
--- a/GFramework.SourceGenerators.Common/Directory.Build.props
+++ b/GFramework.SourceGenerators.Common/Directory.Build.props
@@ -1,7 +1,7 @@
 <Project>
     <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFramework>netstandard2.1</TargetFramework>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
         <!--
diff --git a/GFramework.SourceGenerators/Bases/PriorityGenerator.cs b/GFramework.SourceGenerators/Bases/PriorityGenerator.cs
index 9cb63d8..6298500 100644
--- a/GFramework.SourceGenerators/Bases/PriorityGenerator.cs
+++ b/GFramework.SourceGenerators/Bases/PriorityGenerator.cs
@@ -56,7 +56,7 @@ public sealed class PriorityGenerator : MetadataAttributeClassGeneratorBase
         }
 
         // 3. 必须是 partial
-        if (syntax.Modifiers.All(m => m.Kind() != SyntaxKind.PartialKeyword))
+        if (syntax.Modifiers.All(m => !m.IsKind(SyntaxKind.PartialKeyword)))
         {
             context.ReportDiagnostic(Diagnostic.Create(
                 PriorityDiagnostic.MustBePartial,
diff --git a/GFramework.SourceGenerators/GFramework.SourceGenerators.csproj b/GFramework.SourceGenerators/GFramework.SourceGenerators.csproj
index 3db2499..0d682e0 100644
--- a/GFramework.SourceGenerators/GFramework.SourceGenerators.csproj
+++ b/GFramework.SourceGenerators/GFramework.SourceGenerators.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <PackageId>GeWuYou.$(AssemblyName)</PackageId>
-        <TargetFramework>netstandard2.1</TargetFramework>
+        <TargetFramework>netstandard2.0</TargetFramework>
 
         <!-- 这是 Analyzer，不是运行时库 -->
         <IsRoslynAnalyzer>true</IsRoslynAnalyzer>
@@ -30,7 +30,6 @@
     <ItemGroup>
         <ProjectReference Include="..\$(AssemblyName).Abstractions\$(AssemblyName).Abstractions.csproj" PrivateAssets="all"/>
         <ProjectReference Include="..\$(AssemblyName).Common\$(AssemblyName).Common.csproj" PrivateAssets="all"/>
-        <ProjectReference Include="..\GFramework.Core.Abstractions\GFramework.Core.Abstractions.csproj" PrivateAssets="all"/>
     </ItemGroup>
 
     <!-- ★关键：只把 Generator DLL 放进 analyzers -->
diff --git a/GFramework.csproj b/GFramework.csproj
index 20f2339..3d65cb3 100644
--- a/GFramework.csproj
+++ b/GFramework.csproj
@@ -16,11 +16,16 @@
         <PackageReadmeFile>README.md</PackageReadmeFile>
         <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
         <IncludeBuildOutput>false</IncludeBuildOutput>
+        <!-- This package is a pure meta-package that only aggregates dependencies. -->
+        <NoPackageAnalysis>false</NoPackageAnalysis>
     </PropertyGroup>
 
     <!-- 排除不需要参与打包/编译的目录 -->
     <ItemGroup>
         <None Include="README.md" Pack="true" PackagePath=""/>
+        <None Include="packaging/_._" Pack="true" PackagePath="lib/net8.0/_._"/>
+        <None Include="packaging/_._" Pack="true" PackagePath="lib/net9.0/_._"/>
+        <None Include="packaging/_._" Pack="true" PackagePath="lib/net10.0/_._"/>
         <None Remove="GFramework.Core\**"/>
         <None Remove="GFramework.Game\**"/>
         <None Remove="GFramework.Godot\**"/>
diff --git a/packaging/_._ b/packaging/_._
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/packaging/_._
@@ -0,0 +1 @@
+