diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
new file mode 100644
index 0000000..d2c8b73
--- /dev/null
+++ b/.github/workflows/dotnet.yml
@@ -0,0 +1,23 @@
+name: Build .net core
+
+on: [push]
+
+jobs:
+  build:
+    name: Test ${{ matrix.os }} for dotnet ${{ matrix.dotnet }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        dotnet: [ '8.0.x' ]
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+    
+    steps:
+    - uses: actions/checkout@v1
+    - name: Setup .NET Core
+      uses: actions/setup-dotnet@v1
+      with:
+        dotnet-version: ${{ matrix.dotnet }}
+    - name: Build with dotnet core
+      run: dotnet build --configuration Release
+    - name: Tests
+      run: dotnet test DotNetDBF.Test/DotNetDBF.Test.csproj --configuration Release --no-build --no-restore
diff --git a/.github/workflows/dotnet48.yml b/.github/workflows/dotnet48.yml
new file mode 100644
index 0000000..7d5c896
--- /dev/null
+++ b/.github/workflows/dotnet48.yml
@@ -0,0 +1,36 @@
+name: Build CrossComple .net core/.net framework Windows
+
+on: [push]
+
+jobs:
+  build:
+    name: Test Windows .net Framework Only
+    runs-on: windows-2019
+    steps:
+    - uses: actions/checkout@v4
+    
+    - name: Setup NuGet
+      uses: NuGet/setup-nuget@v2
+      
+    - name: Setup MSBuild
+      uses: microsoft/setup-msbuild@v2
+      with:
+        dotnet-version: 4.7.2
+    
+    # - name: Restore Packages
+    #   run: nuget restore DotNetDBF.sln
+    # - name: Build solution
+    #   run: msbuild DotNetDBF.sln -t:rebuild -property:Configuration=Release
+    # - name: Run vstests
+    #   uses: microsoft/vstest-action@v1.0.0
+    #   with:
+    #     testAssembly: Tests.dll
+    #     searchFolder: .\Tests\bin\Release\*\
+    #     runInParallel: true
+    #     platform: x64
+    - name: Restore
+      run: dotnet restore -p:TargetFramework=net472
+    - name: Build
+      run: dotnet build -t:rebuild -property:Configuration=Release;TargetFramework=net472
+    - name: Test
+      run: dotnet test --configuration Release --no-build --no-restore