diff --git a/External/Aga.Controls/.editorconfig b/External/Aga.Controls/.editorconfig
new file mode 100644
index 0000000..338d655
--- /dev/null
+++ b/External/Aga.Controls/.editorconfig
@@ -0,0 +1,7 @@
+root = true
+
+[*]
+end_of_line = crlf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
diff --git a/External/Aga.Controls/Aga.Controls.csproj b/External/Aga.Controls/Aga.Controls.csproj
index 03c35fa..7a5f493 100644
--- a/External/Aga.Controls/Aga.Controls.csproj
+++ b/External/Aga.Controls/Aga.Controls.csproj
@@ -229,6 +229,7 @@
   </ItemGroup>
   <ItemGroup>
     <Content Include="Resources\loading_icon" />
+    <None Include=".editorconfig" />
     <None Include="Tree\ClassDiagram.cd" />
     <None Include="Tree\NodeControls\ClassDiagram.cd" />
     <Content Include="Resources\unknown.bmp" />
diff --git a/External/OxyPlot/OxyPlot.WindowsForms/.editorconfig b/External/OxyPlot/OxyPlot.WindowsForms/.editorconfig
new file mode 100644
index 0000000..79e597b
--- /dev/null
+++ b/External/OxyPlot/OxyPlot.WindowsForms/.editorconfig
@@ -0,0 +1,7 @@
+root = true
+
+[*]
+end_of_line = crlf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
\ No newline at end of file
diff --git a/External/OxyPlot/OxyPlot.WindowsForms/OxyPlot.WindowsForms.csproj b/External/OxyPlot/OxyPlot.WindowsForms/OxyPlot.WindowsForms.csproj
index 9dff4e9..8a8b49d 100644
--- a/External/OxyPlot/OxyPlot.WindowsForms/OxyPlot.WindowsForms.csproj
+++ b/External/OxyPlot/OxyPlot.WindowsForms/OxyPlot.WindowsForms.csproj
@@ -70,6 +70,9 @@
       <Name>OxyPlot</Name>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup>
+    <None Include=".editorconfig" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/External/OxyPlot/OxyPlot/.editorconfig b/External/OxyPlot/OxyPlot/.editorconfig
new file mode 100644
index 0000000..79e597b
--- /dev/null
+++ b/External/OxyPlot/OxyPlot/.editorconfig
@@ -0,0 +1,7 @@
+root = true
+
+[*]
+end_of_line = crlf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
\ No newline at end of file
diff --git a/External/OxyPlot/OxyPlot/OxyPlot.csproj b/External/OxyPlot/OxyPlot/OxyPlot.csproj
index c0bb576..6fa8ce4 100644
--- a/External/OxyPlot/OxyPlot/OxyPlot.csproj
+++ b/External/OxyPlot/OxyPlot/OxyPlot.csproj
@@ -221,6 +221,7 @@
     <Compile Include="Foundation\XmlWriterBase.cs" />
   </ItemGroup>
   <ItemGroup>
+    <None Include=".editorconfig" />
     <None Include="ClassDiagrams\Series.cd" />
     <None Include="ClassDiagrams\PlotModel.cd" />
     <None Include="ClassDiagrams\Reporting.cd" />