diff --git a/ANX.Framework.sln b/ANX.Framework.sln
index 50242d71..968eaa04 100644
--- a/ANX.Framework.sln
+++ b/ANX.Framework.sln
@@ -113,6 +113,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ANX.SoundSystem.OpenAL", "S
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ANX.InputSystem.Recording", "InputSystems\ANX.InputSystem.Recording\ANX.InputSystem.Recording.csproj", "{DB88DDEB-7281-405D-8FCA-5681B6B2BD7A}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ANX.RenderSystem.Windows.Metro", "RenderSystems\ANX.RenderSystem.Windows.Metro\ANX.RenderSystem.Windows.Metro.csproj", "{FF0AB665-2796-4354-9630-76C2751DB3C2}"
+EndProject
 Global
 	GlobalSection(SubversionScc) = preSolution
 		Svn-Managed = True
@@ -385,6 +387,16 @@ Global
 		{DB88DDEB-7281-405D-8FCA-5681B6B2BD7A}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
 		{DB88DDEB-7281-405D-8FCA-5681B6B2BD7A}.Release|Mixed Platforms.Build.0 = Release|Any CPU
 		{DB88DDEB-7281-405D-8FCA-5681B6B2BD7A}.Release|x86.ActiveCfg = Release|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Debug|Mixed Platforms.ActiveCfg = Debug|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Debug|Mixed Platforms.Build.0 = Debug|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Release|Any CPU.Build.0 = Release|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Release|Mixed Platforms.ActiveCfg = Release|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Release|Mixed Platforms.Build.0 = Release|Any CPU
+		{FF0AB665-2796-4354-9630-76C2751DB3C2}.Release|x86.ActiveCfg = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -396,6 +408,7 @@ Global
 		{5BE49183-2F6F-4527-AC90-D816911FCF90} = {D421509A-9AE3-4D7E-881B-EAFED598B028}
 		{EB8258E0-6741-4DB9-B756-1EBDF67B1ED6} = {D421509A-9AE3-4D7E-881B-EAFED598B028}
 		{B30DE9C2-0926-46B6-8351-9AF276C472D5} = {D421509A-9AE3-4D7E-881B-EAFED598B028}
+		{FF0AB665-2796-4354-9630-76C2751DB3C2} = {D421509A-9AE3-4D7E-881B-EAFED598B028}
 		{F945515B-394D-4ED4-80E0-98EB59B69D24} = {9B0DD48B-3912-4F33-AF3F-691AF02B73F9}
 		{AAA20E99-A897-4C91-A23E-D02B8F08ACA5} = {9B0DD48B-3912-4F33-AF3F-691AF02B73F9}
 		{BC79B021-10E4-4D01-945A-7048FFF53A22} = {9B0DD48B-3912-4F33-AF3F-691AF02B73F9}
diff --git a/RenderSystems/ANX.Framework.Windows.GL3/GraphicsDeviceWindowsGL3.cs b/RenderSystems/ANX.Framework.Windows.GL3/GraphicsDeviceWindowsGL3.cs
index 8ebd7bf8..4281f4c7 100644
--- a/RenderSystems/ANX.Framework.Windows.GL3/GraphicsDeviceWindowsGL3.cs
+++ b/RenderSystems/ANX.Framework.Windows.GL3/GraphicsDeviceWindowsGL3.cs
@@ -249,6 +249,10 @@ namespace ANX.Framework.Windows.GL3
 
                 nativeWindowInfo = Utilities.CreateX11WindowInfo(display, screen, presentationParameters.DeviceWindowHandle, rootWindow, infoPtr);
             }
+            else if (OpenTK.Configuration.RunningOnMacOS)
+            {
+                nativeWindowInfo = Utilities.CreateMacOSCarbonWindowInfo(presentationParameters.DeviceWindowHandle, false, true);
+            }
             else
             {
                 throw new NotImplementedException();
diff --git a/RenderSystems/ANX.RenderSystem.Windows.Metro/ANX.RenderSystem.Windows.Metro.csproj b/RenderSystems/ANX.RenderSystem.Windows.Metro/ANX.RenderSystem.Windows.Metro.csproj
new file mode 100644
index 00000000..a1abd356
--- /dev/null
+++ b/RenderSystems/ANX.RenderSystem.Windows.Metro/ANX.RenderSystem.Windows.Metro.csproj
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>8.0.30703</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{FF0AB665-2796-4354-9630-76C2751DB3C2}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>ANX.RenderSystem.Windows.Metro</RootNamespace>
+    <AssemblyName>ANX.RenderSystem.Windows.Metro</AssemblyName>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="SharpDX">
+      <HintPath>..\..\lib\SharpDX-Win8\Bin\SharpDX.dll</HintPath>
+    </Reference>
+    <Reference Include="SharpDX.D3DCompiler">
+      <HintPath>..\..\lib\SharpDX-Win8\Bin\SharpDX.D3DCompiler.dll</HintPath>
+    </Reference>
+    <Reference Include="SharpDX.Direct3D11">
+      <HintPath>..\..\lib\SharpDX-Win8\Bin\SharpDX.Direct3D11.dll</HintPath>
+    </Reference>
+    <Reference Include="SharpDX.DXGI">
+      <HintPath>..\..\lib\SharpDX-Win8\Bin\SharpDX.DXGI.dll</HintPath>
+    </Reference>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\..\ANX.Framework\ANX.Framework.csproj">
+      <Project>{6899F0C9-70B9-4EB0-9DD3-E598D4BE3E35}</Project>
+      <Name>ANX.Framework</Name>
+    </ProjectReference>
+  </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.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
\ No newline at end of file
diff --git a/RenderSystems/ANX.RenderSystem.Windows.Metro/Properties/AssemblyInfo.cs b/RenderSystems/ANX.RenderSystem.Windows.Metro/Properties/AssemblyInfo.cs
new file mode 100644
index 00000000..e61f5ae7
--- /dev/null
+++ b/RenderSystems/ANX.RenderSystem.Windows.Metro/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// Allgemeine Informationen über eine Assembly werden über die folgenden 
+// Attribute gesteuert. Ändern Sie diese Attributwerte, um die Informationen zu ändern,
+// die mit einer Assembly verknüpft sind.
+[assembly: AssemblyTitle("ANX.RenderSystem.Windows.Metro")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("ANX.RenderSystem.Windows.Metro")]
+[assembly: AssemblyCopyright("Copyright ©  2011")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Durch Festlegen von ComVisible auf "false" werden die Typen in dieser Assembly unsichtbar 
+// für COM-Komponenten. Wenn Sie auf einen Typ in dieser Assembly von 
+// COM zugreifen müssen, legen Sie das ComVisible-Attribut für diesen Typ auf "true" fest.
+[assembly: ComVisible(false)]
+
+// Die folgende GUID bestimmt die ID der Typbibliothek, wenn dieses Projekt für COM verfügbar gemacht wird
+[assembly: Guid("1cdd13f3-d2c6-4f5b-8a08-41c34d364cf6")]
+
+// Versionsinformationen für eine Assembly bestehen aus den folgenden vier Werten:
+//
+//      Hauptversion
+//      Nebenversion 
+//      Buildnummer
+//      Revision
+//
+// Sie können alle Werte angeben oder die standardmäßigen Build- und Revisionsnummern 
+// übernehmen, indem Sie "*" eingeben:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/build/ANX.Framework.build b/build/ANX.Framework.build
index 5402088e..c88fe276 100644
--- a/build/ANX.Framework.build
+++ b/build/ANX.Framework.build
@@ -27,6 +27,8 @@
   <property name="project.anx.name.rendersystem.dx10" value="ANX.Framework.Windows.DX10" />
   <property name="project.anx.path.rendersystem.dx11" value="../RenderSystems/ANX.RenderSystem.Windows.DX11" />
   <property name="project.anx.name.rendersystem.dx11" value="ANX.RenderSystem.Windows.DX11" />
+  <property name="project.anx.path.rendersystem.metro" value="../RenderSystems/ANX.RenderSystem.Windows.Metro" />
+  <property name="project.anx.name.rendersystem.metro" value="ANX.RenderSystem.Windows.Metro" />
   <property name="project.anx.path.rendersystem.gl3" value="../RenderSystems/ANX.Framework.Windows.GL3" />
   <property name="project.anx.name.rendersystem.gl3" value="ANX.Framework.Windows.GL3" />
 
@@ -140,6 +142,21 @@
       <arg value="/clp:ErrorsOnly" />
       <arg value="${project.anx.path.rendersystem.gl3}/${project.anx.name.rendersystem.gl3}.csproj" />
     </exec>
+
+    <echo message="===================================================" />
+    <echo message="Now building: ANX.Framework RenderSystem Metro" />
+    <echo message="===================================================" />
+
+    <exec program="msbuild.exe" >
+      <arg value="/t:Build"/>
+      <arg value="/p:Configuration=${build.configuration}"/>
+      <arg value='/p:Platform="${build.platform}"'/>
+      <arg value="/p:OutputPath=../${build.dir}/${build.configuration}" />
+      <arg value='/p:DefineConstants="${project.anx.directives}"' />
+      <arg value="/clp:ErrorsOnly" />
+      <arg value="${project.anx.path.rendersystem.dx11}/${project.anx.name.rendersystem.metro}.csproj" />
+    </exec>
+
   </target>
 
   <target name="build_anx_content_pipeline" description="Build ANX.Framework ContentPipeline extensions">