diff --git a/MapControlExtended.sln b/MapControlExtended.sln
index bf2165d3..5a678c02 100644
--- a/MapControlExtended.sln
+++ b/MapControlExtended.sln
@@ -55,6 +55,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FileDbCache.WinUI", "FileDb
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SQLiteCache.WinUI", "SQLiteCache\WinUI\SQLiteCache.WinUI.csproj", "{E33FC359-F713-462C-8A8E-7EEA15E36BE1}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MapProjections.WinUI", "MapProjections\WinUI\MapProjections.WinUI.csproj", "{3572F71A-83FE-459D-8370-002CA28827FE}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -217,6 +219,14 @@ Global
 		{E33FC359-F713-462C-8A8E-7EEA15E36BE1}.Release|Any CPU.Build.0 = Release|Any CPU
 		{E33FC359-F713-462C-8A8E-7EEA15E36BE1}.Release|x64.ActiveCfg = Release|Any CPU
 		{E33FC359-F713-462C-8A8E-7EEA15E36BE1}.Release|x64.Build.0 = Release|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Debug|x64.Build.0 = Debug|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Release|x64.ActiveCfg = Release|Any CPU
+		{3572F71A-83FE-459D-8370-002CA28827FE}.Release|x64.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -241,6 +251,7 @@ Global
 		{2DB6959F-1768-495C-8EED-4830EF185584} = {8F2103C2-78AF-4810-8FB9-67572F50C8FC}
 		{DFE09FD5-530D-48AB-8A46-4611F21BBBC3} = {261905DE-9653-4567-B498-1F46BEA2A4F3}
 		{E33FC359-F713-462C-8A8E-7EEA15E36BE1} = {96FD1258-1597-48A2-8D64-1ADAE13E886A}
+		{3572F71A-83FE-459D-8370-002CA28827FE} = {7BC11E28-8D3B-4C5B-AC08-AB249CC95F6D}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {458346DD-B23F-4FDC-8F9D-A10F1882A4DB}
diff --git a/MapProjections/Shared/GeoApiProjection.cs b/MapProjections/Shared/GeoApiProjection.cs
index 1ae0b627..529fa999 100644
--- a/MapProjections/Shared/GeoApiProjection.cs
+++ b/MapProjections/Shared/GeoApiProjection.cs
@@ -2,18 +2,20 @@
 // © 2021 Clemens Fischer
 // Licensed under the Microsoft Public License (Ms-PL)
 
-using System;
-using System.Globalization;
-#if WINDOWS_UWP
-using Windows.Foundation;
-#else
-using System.Windows;
-#endif
 using GeoAPI.CoordinateSystems;
 using GeoAPI.CoordinateSystems.Transformations;
 using GeoAPI.Geometries;
 using ProjNet.CoordinateSystems;
 using ProjNet.CoordinateSystems.Transformations;
+using System;
+using System.Globalization;
+#if WINUI
+using Windows.Foundation;
+#elif WINDOWS_UWP
+using Windows.Foundation;
+#else
+using System.Windows;
+#endif
 
 namespace MapControl.Projections
 {
diff --git a/MapProjections/Shared/WebMercatorProjection.cs b/MapProjections/Shared/WebMercatorProjection.cs
index 48fffb3d..3ee21d06 100644
--- a/MapProjections/Shared/WebMercatorProjection.cs
+++ b/MapProjections/Shared/WebMercatorProjection.cs
@@ -2,11 +2,11 @@
 // © 2021 Clemens Fischer
 // Licensed under the Microsoft Public License (Ms-PL)
 
+using ProjNet.CoordinateSystems;
 using System;
 #if !WINDOWS_UWP
 using System.Windows;
 #endif
-using ProjNet.CoordinateSystems;
 
 namespace MapControl.Projections
 {
diff --git a/MapProjections/WinUI/MapProjections.WinUI.csproj b/MapProjections/WinUI/MapProjections.WinUI.csproj
new file mode 100644
index 00000000..e1ee29c6
--- /dev/null
+++ b/MapProjections/WinUI/MapProjections.WinUI.csproj
@@ -0,0 +1,43 @@
+<Project Sdk="Microsoft.NET.Sdk">
+    <PropertyGroup>
+        <TargetFramework>net5.0-windows10.0.19041.0</TargetFramework>
+        <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+        <RootNamespace>MapProjections.WinUI</RootNamespace>
+        <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+        <SignAssembly>true</SignAssembly>
+        <AssemblyOriginatorKeyFile>..\..\MapControl.snk</AssemblyOriginatorKeyFile>
+        <DelaySign>false</DelaySign>
+        <Product>XAML Map Control</Product>
+        <Version>6.0.0</Version>
+        <Description>Map Projections Library for XAML Map Control</Description>
+        <Authors>Clemens Fischer</Authors>
+        <Copyright>Copyright © 2021 Clemens Fischer</Copyright>
+        <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
+        <UseWinUI>true</UseWinUI>
+    </PropertyGroup>
+    <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+      <DefineConstants>WINUI</DefineConstants>
+    </PropertyGroup>
+    <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+      <DefineConstants>WINUI</DefineConstants>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <None Include="..\..\MapControl.snk" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <Compile Include="..\Shared\*" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Microsoft.ProjectReunion" Version="0.8.0" />
+        <PackageReference Include="Microsoft.ProjectReunion.Foundation" Version="0.8.0" />
+        <PackageReference Include="Microsoft.ProjectReunion.WinUI" Version="0.8.0" />
+        <PackageReference Include="ProjNET4GeoAPI" Version="1.4.1" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <ProjectReference Include="..\..\MapControl\WinUI\MapControl.WinUI.csproj" />
+    </ItemGroup>
+</Project>