diff --git a/HandyControlDemo/Data/MessageToken.cs b/HandyControlDemo/Data/MessageToken.cs
index e9048280..934400da 100644
--- a/HandyControlDemo/Data/MessageToken.cs
+++ b/HandyControlDemo/Data/MessageToken.cs
@@ -83,5 +83,11 @@
         public static readonly string CustomNonClientAreaWindow = nameof(CustomNonClientAreaWindow);
 
     	public static readonly string LoadShowContent = nameof(LoadShowContent);
+
+	public static readonly string FullSwitch = nameof(FullSwitch);
+
+	public static readonly string ContributorsView = nameof(ContributorsView);
+
+	public static readonly string ClearLeftSelected = nameof(ClearLeftSelected);
 	}
 }
\ No newline at end of file
diff --git a/HandyControlDemo/Data/MessageToken.tt b/HandyControlDemo/Data/MessageToken.tt
index 0726a29c..aeb89cc6 100644
--- a/HandyControlDemo/Data/MessageToken.tt
+++ b/HandyControlDemo/Data/MessageToken.tt
@@ -69,5 +69,11 @@ namespace HandyControlDemo.Data
 
     <#}#>
 	public static readonly string LoadShowContent = nameof(LoadShowContent);
+
+	public static readonly string FullSwitch = nameof(FullSwitch);
+
+	public static readonly string ContributorsView = nameof(ContributorsView);
+
+	public static readonly string ClearLeftSelected = nameof(ClearLeftSelected);
 	}
 }
\ No newline at end of file
diff --git a/HandyControlDemo/Data/Model/ContributorModel.cs b/HandyControlDemo/Data/Model/ContributorModel.cs
new file mode 100644
index 00000000..97ce9b6b
--- /dev/null
+++ b/HandyControlDemo/Data/Model/ContributorModel.cs
@@ -0,0 +1,12 @@
+// ReSharper disable once CheckNamespace
+namespace HandyControlDemo.Data
+{
+    public class ContributorModel
+    {
+        public string UserName { get; set; }
+
+        public string Link { get; set; }
+
+        public string AvatarUri { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/HandyControlDemo/HandyControlDemo.csproj b/HandyControlDemo/HandyControlDemo.csproj
index 6100f302..6605a20e 100644
--- a/HandyControlDemo/HandyControlDemo.csproj
+++ b/HandyControlDemo/HandyControlDemo.csproj
@@ -49,6 +49,7 @@
     <Reference Include="GalaSoft.MvvmLight.Platform, Version=5.4.1.0, Culture=neutral, PublicKeyToken=5f873c45e98af8a1, processorArchitecture=MSIL">
       <HintPath>..\packages\MvvmLightLibs.5.4.1\lib\net45\GalaSoft.MvvmLight.Platform.dll</HintPath>
     </Reference>
+    <Reference Include="Microsoft.CSharp" />
     <Reference Include="Newtonsoft.Json, Version=11.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>..\packages\Newtonsoft.Json.11.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
@@ -76,6 +77,7 @@
       <DesignTime>True</DesignTime>
       <DependentUpon>MessageToken.tt</DependentUpon>
     </Compile>
+    <Compile Include="Data\Model\ContributorModel.cs" />
     <Compile Include="Data\Model\DemoDataModel.cs" />
     <Compile Include="Properties\Langs\Lang.Designer.cs">
       <AutoGen>True</AutoGen>
@@ -90,6 +92,9 @@
     <Compile Include="Service\DataService.cs" />
     <Compile Include="Tools\AssemblyHelper.cs" />
     <Compile Include="Tools\Converter\StringRepeatConverter.cs" />
+    <Compile Include="UserControl\Basic\Avatar.xaml.cs">
+      <DependentUpon>Avatar.xaml</DependentUpon>
+    </Compile>
     <Compile Include="UserControl\Controls\AnimationPathDemoCtl.xaml.cs">
       <DependentUpon>AnimationPathDemoCtl.xaml</DependentUpon>
     </Compile>
@@ -135,6 +140,9 @@
     <Compile Include="UserControl\Controls\WindowDemoCtl.xaml.cs">
       <DependentUpon>WindowDemoCtl.xaml</DependentUpon>
     </Compile>
+    <Compile Include="UserControl\Main\ContributorsView.xaml.cs">
+      <DependentUpon>ContributorsView.xaml</DependentUpon>
+    </Compile>
     <Compile Include="UserControl\Main\NoUserContent.xaml.cs">
       <DependentUpon>NoUserContent.xaml</DependentUpon>
     </Compile>
@@ -214,10 +222,10 @@
       <DependentUpon>TreeViewDemoCtl.xaml</DependentUpon>
     </Compile>
     <Compile Include="ViewModel\ComboBoxDemoViewModel.cs" />
+    <Compile Include="ViewModel\ContributorsViewModel.cs" />
     <Compile Include="ViewModel\GrowlDemoViewModel.cs" />
     <Compile Include="ViewModel\ImageBrowserDemoViewModel.cs" />
     <Compile Include="ViewModel\MainViewModel.cs" />
-    <Compile Include="ViewModel\NoUserContentViewModel.cs" />
     <Compile Include="ViewModel\ViewModelLocator.cs" />
     <Compile Include="ViewModel\WindowDemoViewModel.cs" />
     <Compile Include="Window\CommonWindow.xaml.cs">
@@ -266,18 +274,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
-    <Page Include="Resources\Themes\Styles\Button.xaml">
-      <SubType>Designer</SubType>
-      <Generator>MSBuild:Compile</Generator>
-    </Page>
     <Page Include="Resources\Themes\Styles\Style.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
-    <Page Include="Resources\Themes\Styles\ListBoxItem.xaml">
-      <SubType>Designer</SubType>
-      <Generator>MSBuild:Compile</Generator>
-    </Page>
     <Page Include="Resources\Themes\Styles\StyleDark.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -290,6 +290,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="UserControl\Basic\Avatar.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="UserControl\Controls\AnimationPathDemoCtl.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -350,6 +354,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="UserControl\Main\ContributorsView.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="UserControl\Main\NoUserContent.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
diff --git a/HandyControlDemo/Properties/Langs/Lang.Designer.cs b/HandyControlDemo/Properties/Langs/Lang.Designer.cs
index 889f7a4d..09076982 100644
--- a/HandyControlDemo/Properties/Langs/Lang.Designer.cs
+++ b/HandyControlDemo/Properties/Langs/Lang.Designer.cs
@@ -258,6 +258,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 贡献者 的本地化字符串。
+        /// </summary>
+        public static string Contributors {
+            get {
+                return ResourceManager.GetString("Contributors", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 控件 的本地化字符串。
         /// </summary>
diff --git a/HandyControlDemo/Properties/Langs/Lang.en.resx b/HandyControlDemo/Properties/Langs/Lang.en.resx
index d1f753fc..db3e0e95 100644
--- a/HandyControlDemo/Properties/Langs/Lang.en.resx
+++ b/HandyControlDemo/Properties/Langs/Lang.en.resx
@@ -381,4 +381,7 @@
   <data name="PreviewSlider" xml:space="preserve">
     <value>PreviewSlider</value>
   </data>
+  <data name="Contributors" xml:space="preserve">
+    <value>Contributors</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/HandyControlDemo/Properties/Langs/Lang.resx b/HandyControlDemo/Properties/Langs/Lang.resx
index 01f76e2c..fe2f5562 100644
--- a/HandyControlDemo/Properties/Langs/Lang.resx
+++ b/HandyControlDemo/Properties/Langs/Lang.resx
@@ -361,4 +361,7 @@
   <data name="PreviewSlider" xml:space="preserve">
     <value>预览滑块</value>
   </data>
+  <data name="Contributors" xml:space="preserve">
+    <value>贡献者</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/HandyControlDemo/Resources/Themes/Basic/Brushes.xaml b/HandyControlDemo/Resources/Themes/Basic/Brushes.xaml
index ce6aceef..3700bb0b 100644
--- a/HandyControlDemo/Resources/Themes/Basic/Brushes.xaml
+++ b/HandyControlDemo/Resources/Themes/Basic/Brushes.xaml
@@ -1,6 +1,10 @@
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
 
+    <ResourceDictionary.MergedDictionaries>
+        <ResourceDictionary Source="Geometries.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+    
     <DrawingBrush x:Key="MainContentForegroundDrawingBrush" RenderOptions.CachingHint="Cache" Viewport="0,0,16,16" ViewportUnits="Absolute" Stretch="None" TileMode="Tile">
         <DrawingBrush.Drawing>
             <DrawingGroup>
@@ -16,6 +20,19 @@
         </DrawingBrush.Drawing>
     </DrawingBrush>
 
+    <DrawingBrush x:Key="GitHubDrawingBrush" RenderOptions.CachingHint="Cache" Viewport="0,0,200,100" ViewportUnits="Absolute" Stretch="Uniform" TileMode="Tile">
+        <DrawingBrush.Transform>
+            <TransformGroup>
+                <RotateTransform Angle="20"/>
+            </TransformGroup>
+        </DrawingBrush.Transform>
+        <DrawingBrush.Drawing>
+            <DrawingGroup>
+                <GeometryDrawing Brush="{DynamicResource DarkMaskBrush}" Geometry="{StaticResource GitHubStrGeometry}"/>
+            </DrawingGroup>
+        </DrawingBrush.Drawing>
+    </DrawingBrush>
+
     <LinearGradientBrush x:Key="MenuButtonBorderBrush" EndPoint="0.5,1" StartPoint="0.5,0">
         <GradientStop Color="White" Offset="0"/>
         <GradientStop Color="#F2F2F2" Offset="1"/>
diff --git a/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml b/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml
index 6b3f3906..bbc2b336 100644
--- a/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml
+++ b/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml
@@ -11,5 +11,7 @@
     <Geometry x:Key="GitterGeometry">M260.8 645H160V0h100.8v645zM461.8 152.2h-100.8V1024h100.8V152.2z m201.2 0h-100.8V1024h100.8V152.2zM864 152h-100.8v494H864V152z</Geometry>
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 </ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControlDemo/Resources/Themes/Styles/Button.xaml b/HandyControlDemo/Resources/Themes/Styles/Button.xaml
deleted file mode 100644
index 1f5de5d6..00000000
--- a/HandyControlDemo/Resources/Themes/Styles/Button.xaml
+++ /dev/null
@@ -1,35 +0,0 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
-
-    <ResourceDictionary.MergedDictionaries>
-        <ResourceDictionary Source="../Basic/Geometries.xaml"/>
-    </ResourceDictionary.MergedDictionaries>
-
-    <Style x:Key="CirclePanelButton" BasedOn="{StaticResource ButtonCustom}" TargetType="Button">
-        <Setter Property="UseLayoutRounding" Value="False"/>
-        <Setter Property="Height" Value="77"/>
-        <Setter Property="Width" Value="36.06"/>
-        <Setter Property="Template">
-            <Setter.Value>
-                <ControlTemplate TargetType="Button">
-                    <Grid>
-                        <Path Data="{StaticResource CirclePanelDemoGeometry}" Fill="{DynamicResource PrimaryBrush}" Height="77" Width="36.06"/>
-                        <Path Data="{StaticResource CirclePanelRightGeometry}" Stretch="Uniform" Margin="12" Fill="White"/>
-                    </Grid>
-                    <ControlTemplate.Triggers>
-                        <Trigger Property="IsMouseOver" Value="True">
-                            <Setter Property="Opacity" Value=".9"/>
-                        </Trigger>
-                        <Trigger Property="IsPressed" Value="True">
-                            <Setter Property="Opacity" Value=".6"/>
-                        </Trigger>
-                        <Trigger Property="IsEnabled" Value="False">
-                            <Setter Property="Opacity" Value="0.4"/>
-                        </Trigger>
-                    </ControlTemplate.Triggers>
-                </ControlTemplate>
-            </Setter.Value>
-        </Setter>
-    </Style>
-
-</ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControlDemo/Resources/Themes/Styles/ListBoxItem.xaml b/HandyControlDemo/Resources/Themes/Styles/ListBoxItem.xaml
deleted file mode 100644
index 91811af6..00000000
--- a/HandyControlDemo/Resources/Themes/Styles/ListBoxItem.xaml
+++ /dev/null
@@ -1,41 +0,0 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                    xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl">
-
-    <ResourceDictionary.MergedDictionaries>
-        <ResourceDictionary Source="../Basic/Geometries.xaml"/>
-    </ResourceDictionary.MergedDictionaries>
-
-    <Style x:Key="ListBoxItemNew" BasedOn="{StaticResource ListBoxItemBaseStyle}" TargetType="ListBoxItem">
-        <Setter Property="Template">
-            <Setter.Value>
-                <ControlTemplate TargetType="ListBoxItem">
-                    <Border x:Name="Bd" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="true">
-                        <StackPanel Orientation="Horizontal">
-                            <ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
-                            <Path VerticalAlignment="Center" Data="{StaticResource NewGeometry}" Stretch="Uniform" Margin="10,0,0,0" Width="30" Height="14" Fill="{DynamicResource DangerBrush}"/>
-                        </StackPanel>
-                    </Border>
-                </ControlTemplate>
-            </Setter.Value>
-        </Setter>
-        <Style.Triggers>
-            <Trigger Property="controls:EdgeElement.ShowEdgeContent" Value="true">
-                <Setter Property="Template">
-                    <Setter.Value>
-                        <ControlTemplate TargetType="ListBoxItem">
-                            <Border x:Name="Bd" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="true">
-                                <StackPanel Orientation="Horizontal">
-                                    <ContentControl Width="16" Height="16" Content="{Binding Path=(controls:EdgeElement.LeftContent),RelativeSource={RelativeSource TemplatedParent}}"/>
-                                    <ContentPresenter Margin="6,0,0,0" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
-                                    <Path VerticalAlignment="Center" Data="{StaticResource NewGeometry}" Stretch="Uniform" Margin="10,0,0,0" Width="30" Height="14" Fill="{DynamicResource DangerBrush}"/>
-                                </StackPanel>
-                            </Border>
-                        </ControlTemplate>
-                    </Setter.Value>
-                </Setter>
-            </Trigger>
-        </Style.Triggers>
-    </Style>
-
-</ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControlDemo/Resources/Themes/Styles/Style.xaml b/HandyControlDemo/Resources/Themes/Styles/Style.xaml
index 41d8490f..20a6b53c 100644
--- a/HandyControlDemo/Resources/Themes/Styles/Style.xaml
+++ b/HandyControlDemo/Resources/Themes/Styles/Style.xaml
@@ -1,8 +1,84 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl"
+                    xmlns:interactivity="clr-namespace:HandyControl.Interactivity;assembly=HandyControl">
 
     <ResourceDictionary.MergedDictionaries>
-        <ResourceDictionary Source="ListBoxItem.xaml"/>
-        <ResourceDictionary Source="Button.xaml"/>
+        <ResourceDictionary Source="../Basic/Geometries.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
+    <Style x:Key="CirclePanelButton" BasedOn="{StaticResource ButtonCustom}" TargetType="Button">
+        <Setter Property="UseLayoutRounding" Value="False"/>
+        <Setter Property="Height" Value="77"/>
+        <Setter Property="Width" Value="36.06"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="Button">
+                    <Grid>
+                        <Path Data="{StaticResource CirclePanelDemoGeometry}" Fill="{DynamicResource PrimaryBrush}" Height="77" Width="36.06"/>
+                        <Path Data="{StaticResource CirclePanelRightGeometry}" Stretch="Uniform" Margin="12" Fill="White"/>
+                    </Grid>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter Property="Opacity" Value=".9"/>
+                        </Trigger>
+                        <Trigger Property="IsPressed" Value="True">
+                            <Setter Property="Opacity" Value=".6"/>
+                        </Trigger>
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.4"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style x:Key="ListBoxItemNew" BasedOn="{StaticResource ListBoxItemBaseStyle}" TargetType="ListBoxItem">
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="ListBoxItem">
+                    <Border x:Name="Bd" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="true">
+                        <StackPanel Orientation="Horizontal">
+                            <ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
+                            <Path VerticalAlignment="Center" Data="{StaticResource NewGeometry}" Stretch="Uniform" Margin="10,0,0,0" Width="30" Height="14" Fill="{DynamicResource DangerBrush}"/>
+                        </StackPanel>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+        <Style.Triggers>
+            <Trigger Property="controls:EdgeElement.ShowEdgeContent" Value="true">
+                <Setter Property="Template">
+                    <Setter.Value>
+                        <ControlTemplate TargetType="ListBoxItem">
+                            <Border x:Name="Bd" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="true">
+                                <StackPanel Orientation="Horizontal">
+                                    <ContentControl Width="16" Height="16" Content="{Binding Path=(controls:EdgeElement.LeftContent),RelativeSource={RelativeSource TemplatedParent}}"/>
+                                    <ContentPresenter Margin="6,0,0,0" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
+                                    <Path VerticalAlignment="Center" Data="{StaticResource NewGeometry}" Stretch="Uniform" Margin="10,0,0,0" Width="30" Height="14" Fill="{DynamicResource DangerBrush}"/>
+                                </StackPanel>
+                            </Border>
+                        </ControlTemplate>
+                    </Setter.Value>
+                </Setter>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <ItemsPanelTemplate x:Key="FluidMoveBehaviorWrapPanelItemsPanelTemplate">
+        <WrapPanel HorizontalAlignment="Center" VerticalAlignment="Center">
+            <interactivity:Interaction.Behaviors>
+                <interactivity:FluidMoveBehavior AppliesTo="Children" Duration="0:0:.2">
+                    <interactivity:FluidMoveBehavior.EaseX>
+                        <PowerEase/>
+                    </interactivity:FluidMoveBehavior.EaseX>
+                    <interactivity:FluidMoveBehavior.EaseY>
+                        <PowerEase/>
+                    </interactivity:FluidMoveBehavior.EaseY>
+                </interactivity:FluidMoveBehavior>
+            </interactivity:Interaction.Behaviors>
+        </WrapPanel>
+    </ItemsPanelTemplate>
+
 </ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControlDemo/Service/DataService.cs b/HandyControlDemo/Service/DataService.cs
index 26147359..33324a2e 100644
--- a/HandyControlDemo/Service/DataService.cs
+++ b/HandyControlDemo/Service/DataService.cs
@@ -1,7 +1,11 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Globalization;
+using System.Linq;
+using System.Net;
 using HandyControlDemo.Data;
 using HandyControlDemo.Tools.Converter;
+using Newtonsoft.Json;
 
 namespace HandyControlDemo.Service
 {
@@ -50,5 +54,28 @@ namespace HandyControlDemo.Service
 
             return list;
         }
+
+        public List<ContributorModel> GetContributorDataList()
+        {
+            var client = new WebClient();
+            client.Headers.Add("User-Agent", "request");
+            var list = new List<ContributorModel>();
+            try
+            {
+                var json = client.DownloadString(new Uri("https://api.github.com/repos/nabian/handycontrol/contributors"));
+                var objList = JsonConvert.DeserializeObject<List<dynamic>>(json);
+                list.AddRange(objList.Select(item => new ContributorModel
+                {
+                    UserName = item.login,
+                    AvatarUri = item.avatar_url,
+                    Link = item.html_url
+                }));
+            }
+            catch
+            {
+                // ignored
+            }
+            return list;
+        }
     }
 }
\ No newline at end of file
diff --git a/HandyControlDemo/UserControl/Basic/Avatar.xaml b/HandyControlDemo/UserControl/Basic/Avatar.xaml
new file mode 100644
index 00000000..ba26d220
--- /dev/null
+++ b/HandyControlDemo/UserControl/Basic/Avatar.xaml
@@ -0,0 +1,22 @@
+<UserControl x:Class="HandyControlDemo.UserControl.Avatar"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             Margin="16"
+             Effect="{StaticResource EffectShadow5}" 
+             Cursor="Hand"
+             mc:Ignorable="d">
+    <Button Style="{StaticResource ButtonCustom}" Click="ButtonAvatar_OnClick">
+        <Border Background="{DynamicResource SecondaryRegionBrush}" CornerRadius="10">
+            <Grid>
+                <Grid.RowDefinitions>
+                    <RowDefinition/>
+                    <RowDefinition Height="Auto"/>
+                </Grid.RowDefinitions>
+                <Image Source="{Binding Source,RelativeSource={RelativeSource FindAncestor,AncestorType=UserControl}}" Height="120" Width="120" Stretch="Uniform" Margin="10"/>
+                <TextBlock TextTrimming="CharacterEllipsis" TextWrapping="NoWrap" Margin="0,0,0,10" Grid.Row="1" Style="{StaticResource TextBlockDefault}" Text="{Binding UserName,RelativeSource={RelativeSource FindAncestor,AncestorType=UserControl}}"></TextBlock>
+            </Grid>
+        </Border>
+    </Button>
+</UserControl>
diff --git a/HandyControlDemo/UserControl/Basic/Avatar.xaml.cs b/HandyControlDemo/UserControl/Basic/Avatar.xaml.cs
new file mode 100644
index 00000000..68510040
--- /dev/null
+++ b/HandyControlDemo/UserControl/Basic/Avatar.xaml.cs
@@ -0,0 +1,44 @@
+using System.Diagnostics;
+using System.Windows;
+using System.Windows.Media.Imaging;
+
+// ReSharper disable once CheckNamespace
+namespace HandyControlDemo.UserControl
+{
+    public partial class Avatar
+    {
+        public Avatar()
+        {
+            InitializeComponent();
+        }
+
+        public static readonly DependencyProperty SourceProperty = DependencyProperty.Register(
+            "Source", typeof(BitmapFrame), typeof(Avatar), new PropertyMetadata(default(BitmapFrame)));
+
+        public BitmapFrame Source
+        {
+            get => (BitmapFrame) GetValue(SourceProperty);
+            set => SetValue(SourceProperty, value);
+        }
+
+        public static readonly DependencyProperty UserNameProperty = DependencyProperty.Register(
+            "UserName", typeof(string), typeof(Avatar), new PropertyMetadata(default(string)));
+
+        public string UserName
+        {
+            get => (string) GetValue(UserNameProperty);
+            set => SetValue(UserNameProperty, value);
+        }
+
+        public static readonly DependencyProperty LinkProperty = DependencyProperty.Register(
+            "Link", typeof(string), typeof(Avatar), new PropertyMetadata(default(string)));
+
+        public string Link
+        {
+            get => (string) GetValue(LinkProperty);
+            set => SetValue(LinkProperty, value);
+        }
+
+        private void ButtonAvatar_OnClick(object sender, RoutedEventArgs e) => Process.Start(Link);
+    }
+}
\ No newline at end of file
diff --git a/HandyControlDemo/UserControl/Main/ContributorsView.xaml b/HandyControlDemo/UserControl/Main/ContributorsView.xaml
new file mode 100644
index 00000000..198f0dfe
--- /dev/null
+++ b/HandyControlDemo/UserControl/Main/ContributorsView.xaml
@@ -0,0 +1,14 @@
+<UserControl x:Class="HandyControlDemo.UserControl.ContributorsView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:userControl="clr-namespace:HandyControlDemo.UserControl"
+             DataContext="{Binding ContributorsView,Source={StaticResource Locator}}"
+             Background="{DynamicResource SecondaryRegionBrush}">
+    <ListBox Background="{DynamicResource GitHubDrawingBrush}" ItemContainerStyle="{StaticResource ListBoxItemStyle}" BorderThickness="0" ItemsSource="{Binding DataList}" ItemsPanel="{StaticResource FluidMoveBehaviorWrapPanelItemsPanelTemplate}">
+        <ListBox.ItemTemplate>
+            <DataTemplate>
+                <userControl:Avatar UserName="{Binding UserName}" Link="{Binding Link}" Source="{Binding AvatarUri}"/>
+            </DataTemplate>
+        </ListBox.ItemTemplate>
+    </ListBox>
+</UserControl>
diff --git a/HandyControlDemo/UserControl/Main/ContributorsView.xaml.cs b/HandyControlDemo/UserControl/Main/ContributorsView.xaml.cs
new file mode 100644
index 00000000..d4d825b9
--- /dev/null
+++ b/HandyControlDemo/UserControl/Main/ContributorsView.xaml.cs
@@ -0,0 +1,11 @@
+// ReSharper disable once CheckNamespace
+namespace HandyControlDemo.UserControl
+{
+    public partial class ContributorsView
+    {
+        public ContributorsView()
+        {
+            InitializeComponent();
+        }
+    }
+}
\ No newline at end of file
diff --git a/HandyControlDemo/UserControl/Main/MainContent.xaml.cs b/HandyControlDemo/UserControl/Main/MainContent.xaml.cs
index 16fdb298..c83584a1 100644
--- a/HandyControlDemo/UserControl/Main/MainContent.xaml.cs
+++ b/HandyControlDemo/UserControl/Main/MainContent.xaml.cs
@@ -1,5 +1,7 @@
 using System.Windows;
+using GalaSoft.MvvmLight.Messaging;
 using HandyControl.Tools.Extension;
+using HandyControlDemo.Data;
 
 // ReSharper disable once CheckNamespace
 namespace HandyControlDemo.UserControl
@@ -14,9 +16,11 @@ namespace HandyControlDemo.UserControl
         public MainContent()
         {
             InitializeComponent();
+
+            Messenger.Default.Register<bool>(this, MessageToken.FullSwitch, FullSwitch);
         }
 
-        public void FullSwitch(bool isFull)
+        private void FullSwitch(bool isFull)
         {
             if (_isFull == isFull) return;
             _isFull = isFull;
@@ -34,8 +38,8 @@ namespace HandyControlDemo.UserControl
                 BorderEffect.Show();
                 BorderTitle.Show();
                 GridMain.HorizontalAlignment = HorizontalAlignment.Center;
-                GridMain.VerticalAlignment = VerticalAlignment.Top;
-                GridMain.Margin = new Thickness(16, 0, 16, 16);
+                GridMain.VerticalAlignment = VerticalAlignment.Center;
+                GridMain.Margin = new Thickness(16);
                 PresenterMain.Margin = new Thickness(0, 0, 0, 10);
             }
         }
diff --git a/HandyControlDemo/UserControl/Main/NoUserContent.xaml b/HandyControlDemo/UserControl/Main/NoUserContent.xaml
index 77d8c4bb..dcf230ff 100644
--- a/HandyControlDemo/UserControl/Main/NoUserContent.xaml
+++ b/HandyControlDemo/UserControl/Main/NoUserContent.xaml
@@ -53,6 +53,11 @@
                     </MenuItem.Icon>
                 </MenuItem>
             </MenuItem>
+            <MenuItem Click="MenuItemContributors_OnClick" Foreground="White" Header="{x:Static langs:Lang.Contributors}">
+                <MenuItem.Icon>
+                    <Path Data="{StaticResource ContributorsGeometry}" Fill="#ef6c00"/>
+                </MenuItem.Icon>
+            </MenuItem>
         </Menu>
     </StackPanel>
     <Button Grid.Column="1" Click="ButtonConfig_OnClick" Name="ButtonConfig" Style="{StaticResource ButtonIcon}" controls:IconElement.Geometry="{StaticResource ConfigGeometry}"/>
diff --git a/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs b/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs
index bd9a8d82..7ad310da 100644
--- a/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs
+++ b/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs
@@ -3,9 +3,11 @@ using System.Diagnostics;
 using System.Reflection;
 using System.Windows;
 using System.Windows.Controls;
+using GalaSoft.MvvmLight.Messaging;
 using HandyControl.Controls;
 using HandyControl.Data.Enum;
 using HandyControlDemo.Data;
+using HandyControlDemo.Tools;
 
 // ReSharper disable once CheckNamespace
 namespace HandyControlDemo.UserControl
@@ -56,5 +58,12 @@ namespace HandyControlDemo.UserControl
                 Process.Start(tag);
             }
         }
+
+        private void MenuItemContributors_OnClick(object sender, RoutedEventArgs e)
+        {
+            Messenger.Default.Send<object>(null, MessageToken.ClearLeftSelected);
+            Messenger.Default.Send(true, MessageToken.FullSwitch);
+            Messenger.Default.Send(AssemblyHelper.CreateInternalInstance($"UserControl.{MessageToken.ContributorsView}"), MessageToken.LoadShowContent);
+        }
     }
 }
diff --git a/HandyControlDemo/ViewModel/ContributorsViewModel.cs b/HandyControlDemo/ViewModel/ContributorsViewModel.cs
new file mode 100644
index 00000000..81177e19
--- /dev/null
+++ b/HandyControlDemo/ViewModel/ContributorsViewModel.cs
@@ -0,0 +1,33 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using GalaSoft.MvvmLight;
+using HandyControlDemo.Data;
+using HandyControlDemo.Service;
+
+namespace HandyControlDemo.ViewModel
+{
+    public class ContributorsViewModel : ViewModelBase
+    {
+        /// <summary>
+        ///     数据列表
+        /// </summary>
+        private List<ContributorModel> _dataList;
+
+        /// <summary>
+        ///     数据列表
+        /// </summary>
+        public List<ContributorModel> DataList
+        {
+            get => _dataList;
+            set => Set(ref _dataList, value);
+        }
+
+        public ContributorsViewModel(DataService dataService)
+        {
+            Task.Run(() =>
+            {
+                DataList = dataService.GetContributorDataList();
+            });
+        }
+    }
+}
\ No newline at end of file
diff --git a/HandyControlDemo/ViewModel/MainViewModel.cs b/HandyControlDemo/ViewModel/MainViewModel.cs
index ceb127b9..2b50a40f 100644
--- a/HandyControlDemo/ViewModel/MainViewModel.cs
+++ b/HandyControlDemo/ViewModel/MainViewModel.cs
@@ -39,6 +39,12 @@ namespace HandyControlDemo.ViewModel
         public MainViewModel(DataService dataService)
         {
             Messenger.Default.Register<object>(this, MessageToken.LoadShowContent, obj => SubContent = obj);
+            Messenger.Default.Register<object>(this, MessageToken.ClearLeftSelected, obj =>
+            {
+                if (_listBoxItemCurrent == null) return;
+                _listBoxItemCurrent.IsSelected = false;
+                _listBoxItemCurrent = null;
+            });
             DataList = dataService.GetDemoDataList();
         }
 
@@ -99,6 +105,7 @@ namespace HandyControlDemo.ViewModel
                     if (Equals(_listBoxItemCurrent, item)) return;
                     _listBoxItemCurrent = item;
                     ContentTitle = item.Content;
+                    Messenger.Default.Send(false, MessageToken.FullSwitch);
                     Messenger.Default.Send(AssemblyHelper.CreateInternalInstance($"UserControl.{tag}"), MessageToken.LoadShowContent);
                 }
                 else
diff --git a/HandyControlDemo/ViewModel/NoUserContentViewModel.cs b/HandyControlDemo/ViewModel/NoUserContentViewModel.cs
deleted file mode 100644
index cc94559c..00000000
--- a/HandyControlDemo/ViewModel/NoUserContentViewModel.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-using System;
-using System.Windows.Media.Imaging;
-using GalaSoft.MvvmLight;
-
-namespace HandyControlDemo.ViewModel
-{
-    public class NoUserContentViewModel : ViewModelBase
-    {
-        public NoUserContentViewModel()
-        {
-            NugetDownloadCount = 11111;
-        }
-
-        private int _nugetDownloadCount;
-
-        public int NugetDownloadCount
-        {
-            get => _nugetDownloadCount;
-            set => Set(ref _nugetDownloadCount, value);
-        }
-    }
-}
\ No newline at end of file
diff --git a/HandyControlDemo/ViewModel/ViewModelLocator.cs b/HandyControlDemo/ViewModel/ViewModelLocator.cs
index 4fbb5963..fa60cf95 100644
--- a/HandyControlDemo/ViewModel/ViewModelLocator.cs
+++ b/HandyControlDemo/ViewModel/ViewModelLocator.cs
@@ -19,7 +19,7 @@ namespace HandyControlDemo.ViewModel
             SimpleIoc.Default.Register<ImageBrowserDemoViewModel>();
             SimpleIoc.Default.Register<ComboBoxDemoViewModel>();
             SimpleIoc.Default.Register<WindowDemoViewModel>();
-            SimpleIoc.Default.Register<NoUserContentViewModel>();
+            SimpleIoc.Default.Register<ContributorsViewModel>();
         }
 
         public static ViewModelLocator Instance => new Lazy<ViewModelLocator>(() =>
@@ -37,7 +37,7 @@ namespace HandyControlDemo.ViewModel
 
         public WindowDemoViewModel WindowDemo => ServiceLocator.Current.GetInstance<WindowDemoViewModel>();
 
-        public NoUserContentViewModel NoUserContent => ServiceLocator.Current.GetInstance<NoUserContentViewModel>();
+        public ContributorsViewModel ContributorsView => ServiceLocator.Current.GetInstance<ContributorsViewModel>();
 
         #endregion
     }