diff --git a/XPlat.UI.Controls/Orientation.cs b/XPlat.UI.Controls/Orientation.cs
new file mode 100644
index 0000000..7e019fa
--- /dev/null
+++ b/XPlat.UI.Controls/Orientation.cs
@@ -0,0 +1,12 @@
+namespace XPlat.UI.Controls
+{
+    /// <summary>Defines constants that specify the different orientations that a control or layout can have.</summary>
+    public enum Orientation
+    {
+        /// <summary>The control or layout should be vertically oriented.</summary>
+        Vertical,
+
+        /// <summary>The control or layout should be horizontally oriented.</summary>
+        Horizontal,
+    }
+}
\ No newline at end of file
diff --git a/XPlat.UI.Controls/XPlat.UI.Controls.csproj b/XPlat.UI.Controls/XPlat.UI.Controls.csproj
new file mode 100644
index 0000000..6ba4540
--- /dev/null
+++ b/XPlat.UI.Controls/XPlat.UI.Controls.csproj
@@ -0,0 +1,40 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>netstandard1.4;xamarin.ios10;monoandroid81;uap10.0</TargetFrameworks>
+    <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <EmbedUntrackedSources>true</EmbedUntrackedSources>
+    <AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
+    <PackageRequireLicenseAcceptance>true</PackageRequireLicenseAcceptance>
+    <Version>1.0.0.0</Version>
+    <Authors>James Croft</Authors>
+    <Company>James Croft</Company>
+    <Product>XPlat - Windows.UI.Xaml.Controls APIs</Product>
+    <Description>Brings the functionality of the Windows.UI.Xaml.Controls APIs cross-platform with support for Windows, Android and iOS.</Description>
+    <Copyright>Copyright (C) James Croft. All rights reserved.</Copyright>
+    <PackageLicenseUrl>https://github.com/jamesmcroft/XPlat-Windows-APIs/blob/master/LICENSE</PackageLicenseUrl>
+    <PackageProjectUrl>https://github.com/jamesmcroft/XPlat-Windows-APIs</PackageProjectUrl>
+    <PackageIconUrl>https://i.imgur.com/tkagpGy.png</PackageIconUrl>
+    <PackageTags>Xamarin UWP iOS Android Toolkit API Extensions Components Controls UI</PackageTags>
+    <NeutralLanguage>en</NeutralLanguage>
+    <PackageId>XPlat.UI.Controls</PackageId>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <DocumentationFile>bin\Release\netstandard1.4\XPlat.UI.Controls.xml</DocumentationFile>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="MSBuild.Sdk.Extras" Version="1.5.4" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0-beta-63127-02" PrivateAssets="All" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'uap10.0' ">
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform" Version="6.1.7" PrivateAssets="All" />
+  </ItemGroup>
+
+  <Import Project="$(MSBuildSDKExtrasTargets)" Condition="Exists('$(MSBuildSDKExtrasTargets)')" />
+
+
+</Project>
diff --git a/XPlat.UI/Thickness.cs b/XPlat.UI/Thickness.cs
new file mode 100644
index 0000000..44a603f
--- /dev/null
+++ b/XPlat.UI/Thickness.cs
@@ -0,0 +1,232 @@
+namespace XPlat.UI
+{
+    using System;
+    using System.Globalization;
+    using System.Text;
+
+    /// <summary>Describes the thickness of a frame around a rectangle. Four Double values describe the Left, Top, Right, and Bottom sides of the rectangle, respectively.</summary>
+    public struct Thickness
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Thickness"/> struct.
+        /// </summary>
+        /// <param name="uniformLength">
+        /// A single length value to apply to all parts of the thickness in pixels.
+        /// </param>
+        public Thickness(double uniformLength)
+        {
+            this.Left = this.Top = this.Right = this.Bottom = uniformLength;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Thickness"/> struct.
+        /// </summary>
+        /// <param name="left">
+        /// The left value.
+        /// </param>
+        /// <param name="top">
+        /// The top value.
+        /// </param>
+        /// <param name="right">
+        /// The right value.
+        /// </param>
+        /// <param name="bottom">
+        /// The bottom value.
+        /// </param>
+        public Thickness(double left, double top, double right, double bottom)
+        {
+            this.Left = left;
+            this.Top = top;
+            this.Right = right;
+            this.Bottom = bottom;
+        }
+
+#if WINDOWS_UWP
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Thickness"/> class.
+        /// </summary>
+        /// <param name="thickness">
+        /// The thickness value.
+        /// </param>
+        public Thickness(Windows.UI.Xaml.Thickness thickness)
+        {
+            this.Bottom = thickness.Bottom;
+            this.Left = thickness.Left;
+            this.Right = thickness.Right;
+            this.Top = thickness.Top;
+        }
+
+        /// <summary>
+        /// Creates a new <see cref="Thickness"/> object based on the given <see cref="Windows.UI.Xaml.Thickness"/> value.
+        /// </summary>
+        /// <param name="thickness">
+        /// The thickness value.
+        /// </param>
+        public static implicit operator Thickness(Windows.UI.Xaml.Thickness thickness)
+        {
+            return new Thickness(thickness);
+        }
+
+        /// <summary>
+        /// Creates a new <see cref="Windows.UI.Xaml.Thickness"/> object based on the given <see cref="Thickness"/> value.
+        /// </summary>
+        /// <param name="thickness">
+        /// The thickness value.
+        /// </param>
+        public static implicit operator Windows.UI.Xaml.Thickness(Thickness thickness)
+        {
+            return new Windows.UI.Xaml.Thickness(thickness.Left, thickness.Top, thickness.Right, thickness.Bottom);
+        }
+#endif
+
+        /// <summary>
+        /// Gets or sets the left value.
+        /// </summary>
+        public double Left { get; set; }
+
+        /// <summary>
+        /// Gets or sets the top value.
+        /// </summary>
+        public double Top { get; set; }
+
+        /// <summary>
+        /// Gets or sets the right value.
+        /// </summary>
+        public double Right { get; set; }
+
+        /// <summary>
+        /// Gets or sets the bottom value.
+        /// </summary>
+        public double Bottom { get; set; }
+
+        /// <summary>
+        /// Checks the equality of two thickness items.
+        /// </summary>
+        /// <param name="t1">
+        /// The thickness 1.
+        /// </param>
+        /// <param name="t2">
+        /// The thickness 2.
+        /// </param>
+        /// <returns>
+        /// Returns true if the thickness values are equal.
+        /// </returns>
+        public static bool operator ==(Thickness t1, Thickness t2)
+        {
+            return t1.Equals(t2);
+        }
+
+        /// <summary>
+        /// Checks the inequality of two thickness items.
+        /// </summary>
+        /// <param name="t1">
+        /// The thickness 1.
+        /// </param>
+        /// <param name="t2">
+        /// The thickness 2.
+        /// </param>
+        /// <returns>
+        /// Returns true if the thickness values are not equal.
+        /// </returns>
+        public static bool operator !=(Thickness t1, Thickness t2)
+        {
+            return !t1.Equals(t2);
+        }
+
+#if __ANDROID__
+        /// <summary>
+        /// Converts the thickness value to the correct density pixels for the device.
+        /// </summary>
+        /// <returns>
+        /// Returns the thickness converted to density pixels.
+        /// </returns>
+        public Thickness InDensityPixels()
+        {
+            float d = Android.App.Application.Context.Resources.DisplayMetrics.Density;
+            return new Thickness(this.Left / d, this.Top / d, this.Right / d, this.Bottom / d);
+        }
+#endif
+
+        /// <summary>Returns the fully qualified type name of this instance.</summary>
+        /// <returns>A <see cref="T:System.String" /> containing a fully qualified type name.</returns>
+        /// <filterpriority>2</filterpriority>
+        public override string ToString()
+        {
+            return this.ToString(CultureInfo.InvariantCulture);
+        }
+
+        /// <summary>
+        /// Determines whether the specified object is equal to the current object.
+        /// </summary>
+        /// <param name="obj">
+        /// The object to compare with the current object.
+        /// </param>
+        /// <returns>
+        /// Returns true if the specified object is equal to the current object.
+        /// </returns>
+        public override bool Equals(object obj)
+        {
+            if (ReferenceEquals(null, obj))
+            {
+                return false;
+            }
+
+            if (ReferenceEquals(this, obj))
+            {
+                return true;
+            }
+
+            return obj.GetType() == this.GetType() && this.Equals((Thickness)obj);
+        }
+
+        /// <summary>
+        /// Checks the equality of the current thickness and the given thickness.
+        /// </summary>
+        /// <param name="other">
+        /// The other thickness to compare.
+        /// </param>
+        /// <returns>
+        /// Return true if the thickness values are equal.
+        /// </returns>
+        public bool Equals(Thickness other)
+        {
+            return this.Bottom.Equals(other.Bottom) && this.Left.Equals(other.Left) && this.Right.Equals(other.Right) && this.Top.Equals(other.Top);
+        }
+
+        /// <summary>
+        /// Serves as the default hash function.
+        /// </summary>
+        /// <returns>
+        /// A hash code for the current object.
+        /// </returns>
+        public override int GetHashCode()
+        {
+            unchecked
+            {
+                int hashCode = this.Bottom.GetHashCode();
+                hashCode = (hashCode * 397) ^ this.Left.GetHashCode();
+                hashCode = (hashCode * 397) ^ this.Right.GetHashCode();
+                hashCode = (hashCode * 397) ^ this.Top.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        internal string ToString(CultureInfo cultureInfo)
+        {
+            StringBuilder stringBuilder = new StringBuilder();
+            stringBuilder.Append(this.InternalToString(this.Left, cultureInfo));
+            stringBuilder.Append(",");
+            stringBuilder.Append(this.InternalToString(this.Top, cultureInfo));
+            stringBuilder.Append(",");
+            stringBuilder.Append(this.InternalToString(this.Right, cultureInfo));
+            stringBuilder.Append(",");
+            stringBuilder.Append(this.InternalToString(this.Bottom, cultureInfo));
+            return stringBuilder.ToString();
+        }
+
+        internal string InternalToString(double value, CultureInfo cultureInfo)
+        {
+            return double.IsNaN(value) ? "Auto" : Convert.ToString(value, (IFormatProvider)cultureInfo);
+        }
+    }
+}
\ No newline at end of file
diff --git a/XPlat.UI/ThicknessHelper.cs b/XPlat.UI/ThicknessHelper.cs
new file mode 100644
index 0000000..0008576
--- /dev/null
+++ b/XPlat.UI/ThicknessHelper.cs
@@ -0,0 +1,25 @@
+namespace XPlat.UI
+{
+    /// <summary>Provides helper methods to evaluate or set Thickness values.</summary>
+    public class ThicknessHelper
+    {
+        /// <summary>Creates a Thickness value based on element values.</summary>
+        /// <param name="left">The initial **Left**.</param>
+        /// <param name="top">The initial **Top**.</param>
+        /// <param name="right">The initial **Right**.</param>
+        /// <param name="bottom">The initial **Bottom**.</param>
+        /// <returns>The created Thickness.</returns>
+        public static Thickness FromLengths(double left, double top, double right, double bottom)
+        {
+            return new Thickness(left, top, right, bottom);
+        }
+
+        /// <summary>Creates a new Thickness value using a uniform value for all the element values.</summary>
+        /// <param name="uniformLength">The uniform value to apply to all four of the Thickness element values.</param>
+        /// <returns>The created Thickness.</returns>
+        public static Thickness FromUniformLength(double uniformLength)
+        {
+            return new Thickness(uniformLength);
+        }
+    }
+}
\ No newline at end of file
diff --git a/XPlat.sln b/XPlat.sln
index 8749287..4421f41 100644
--- a/XPlat.sln
+++ b/XPlat.sln
@@ -51,6 +51,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "XPlat.Samples.iOS", "XPlat.
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "XPlat.ApplicationModel", "XPlat.ApplicationModel\XPlat.ApplicationModel.csproj", "{08E1FD7A-DB1F-416B-AFF8-1ACEC7525419}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "XPlat.UI.Controls", "XPlat.UI.Controls\XPlat.UI.Controls.csproj", "{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Ad-Hoc|Any CPU = Ad-Hoc|Any CPU
@@ -1146,6 +1148,54 @@ Global
 		{08E1FD7A-DB1F-416B-AFF8-1ACEC7525419}.Release|x64.Build.0 = Release|Any CPU
 		{08E1FD7A-DB1F-416B-AFF8-1ACEC7525419}.Release|x86.ActiveCfg = Release|Any CPU
 		{08E1FD7A-DB1F-416B-AFF8-1ACEC7525419}.Release|x86.Build.0 = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|Any CPU.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|Any CPU.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|ARM.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|ARM.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|iPhone.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|iPhone.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|iPhoneSimulator.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|iPhoneSimulator.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|x64.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|x64.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|x86.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Ad-Hoc|x86.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|Any CPU.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|Any CPU.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|ARM.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|ARM.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|iPhone.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|iPhone.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|iPhoneSimulator.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|iPhoneSimulator.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|x64.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|x64.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|x86.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.AppStore|x86.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|ARM.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|ARM.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|iPhone.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|iPhone.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|iPhoneSimulator.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|iPhoneSimulator.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|x64.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Debug|x86.Build.0 = Debug|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|Any CPU.Build.0 = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|ARM.ActiveCfg = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|ARM.Build.0 = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|iPhone.ActiveCfg = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|iPhone.Build.0 = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|iPhoneSimulator.ActiveCfg = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|iPhoneSimulator.Build.0 = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|x64.ActiveCfg = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|x64.Build.0 = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|x86.ActiveCfg = Release|Any CPU
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -1172,6 +1222,7 @@ Global
 		{FCF6A9E8-650A-4225-A8E6-BDFF4B4CEE5F} = {D1AEF003-632F-4A32-8281-32F22FD47EA6}
 		{101E3060-8799-4119-8A7A-4F86A01C0C84} = {DF048C6D-7657-46DC-A059-276547B6E926}
 		{08E1FD7A-DB1F-416B-AFF8-1ACEC7525419} = {D1AEF003-632F-4A32-8281-32F22FD47EA6}
+		{1D3C1D3A-4C5A-4D65-A453-4CFE4F3AA3B6} = {D1AEF003-632F-4A32-8281-32F22FD47EA6}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {D974AA36-9622-4207-B11A-D2648ADC3DC9}