AboutWindow.xaml

<Window x:Class="MusicSorter.AboutWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:p="clr-namespace:MusicSorter.Properties"
        xmlns:local="clr-namespace:MusicSorter"
        mc:Ignorable="d"
        Title="{x:Static p:Resources.About}" SizeToContent="Height" Width="380" WindowStartupLocation="CenterOwner" WindowStyle="ToolWindow" ShowInTaskbar="False">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="*"/>
            <ColumnDefinition Width="2*"/>
        </Grid.ColumnDefinitions>
        <Grid Grid.Column="0" Background="AliceBlue">
            <Image Source="/Resources/MusicSorter2_100px.png" Width="100" Height="100"  />
        </Grid>
        <StackPanel Grid.Column="1" HorizontalAlignment="Center" VerticalAlignment="Center">
            <Label x:Name="LabelTitle" Content="{x:Static p:Resources.Title}" FontSize="24" FontWeight="Bold" VerticalAlignment="Bottom" HorizontalAlignment="Center" Padding="0 16 0 0"/>
            <Label x:Name="LabelVersion" Content="vX.X" HorizontalAlignment="Center" VerticalAlignment="Top" HorizontalContentAlignment="Right" Padding="0 0 0 8"
                   FontSize="10" Width="{Binding Path=ActualWidth, ElementName=LabelTitle}"/>
            <TextBlock Text="{x:Static p:Resources.AboutDescription}" HorizontalAlignment="Center" TextWrapping="Wrap" TextAlignment="Justify" Padding="16 8"/>
            <Separator/>

            <StackPanel Orientation="Vertical" Margin="0 8 0 0">
                <TextBlock Text="{x:Static p:Resources.AboutLinkText}" HorizontalAlignment="Center"/>
                <TextBlock HorizontalAlignment="Center">
                <Hyperlink NavigateUri="https://github.com/SiL3NC3/MusicSorter/" RequestNavigate="Hyperlink_RequestNavigate" >
                    <Hyperlink.Inlines>
                        <Run Text="GitHub.com"/>
                    </Hyperlink.Inlines>
                </Hyperlink>
                </TextBlock>
            </StackPanel>
            <Separator Margin="0 8"/>

            <Label Content="{x:Static p:Resources.AboutForRobert}" HorizontalAlignment="Center" FontStyle="Italic" Padding="0 0 0 16" />
        </StackPanel>
    </Grid>
</Window>