TabControlBaseStyle
The default style of the tabcontrol is not recommended. It should always be used by other styles as BasedOn.
Case:
xml
<TabControl Margin="10">
<TabItem Header="Tab 1">
</TabItem>
<TabItem Header="Tab 2">
</TabItem>
<TabItem Header="Tab 3">
</TabItem>
</TabControl>effect::

TabControlInLine : TabControlBaseStyle
Single line fill tab style
Case:
xml
<TabControl Margin="10" Style="{StaticResource TabControlInLine}">
<TabItem Header="Tab 1">
</TabItem>
<TabItem Header="Tab 2">
</TabItem>
<TabItem Header="Tab 3">
</TabItem>
</TabControl>effect::

TabControlCapsule
Capsule tab style
Case:
xml
<TabControl Margin="10" Style="{StaticResource TabControlCapsule}">
<TabItem Header="Tab 1">
</TabItem>
<TabItem Header="Tab 2">
</TabItem>
<TabItem Header="Tab 3">
</TabItem>
</TabControl>effect::

TabControlCapsuleSolid : TabControlCapsule
Capsule (solid) tab style
Case:
xml
<TabControl Margin="10" Style="{StaticResource TabControlCapsuleSolid}">
<TabItem Header="Tab 1">
</TabItem>
<TabItem Header="Tab 2">
</TabItem>
<TabItem Header="Tab 3">
</TabItem>
</TabControl>effect::

Tips
You can use the property TabStripPlacement to set the position of the header title, the effect is as follows:
xml
<UniformGrid Rows="2" Columns="2" Margin="16">
<TabControl TabStripPlacement="Right" Margin="16" Width="400" Height="200">
<TabItem Header="Title" HeaderStringFormat="{}{0}1">
<Border Background="{DynamicResource PrimaryBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="1"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}2" IsEnabled="False">
<Border Background="{DynamicResource SuccessBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="2"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}3">
<Border Background="{DynamicResource InfoBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="3"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}4">
<Border Background="{DynamicResource WarningBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="4"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}5">
<Border Background="{DynamicResource DangerBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="5"/>
</TextBlock>
</Border>
</TabItem>
</TabControl>
<TabControl Margin="16" Width="400" Height="200" Style="{StaticResource TabControlInLine}">
<TabItem Header="Title" HeaderStringFormat="{}{0}1">
<Border Background="{DynamicResource PrimaryBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="1"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}2">
<Border Background="{DynamicResource SuccessBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="2"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}3">
<Border Background="{DynamicResource InfoBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="3"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}4">
<Border Background="{DynamicResource WarningBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="4"/>
</TextBlock>
</Border>
</TabItem>
<TabItem IsSelected="True" Header="Title" HeaderStringFormat="{}{0}5">
<Border Background="{DynamicResource DangerBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="5"/>
</TextBlock>
</Border>
</TabItem>
</TabControl>
<TabControl TabStripPlacement="Left" Margin="16" Width="400" Height="200" Style="{StaticResource TabControlCapsule}">
<TabItem Header="Title" HeaderStringFormat="{}{0}1">
<Border Background="{DynamicResource PrimaryBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="1"/>
</TextBlock>
</Border>
</TabItem>
<TabItem IsSelected="True" Header="Title" HeaderStringFormat="{}{0}2">
<Border Background="{DynamicResource SuccessBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="2"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}3">
<Border Background="{DynamicResource InfoBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="3"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}4">
<Border Background="{DynamicResource WarningBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="4"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}5">
<Border Background="{DynamicResource DangerBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="5"/>
</TextBlock>
</Border>
</TabItem>
</TabControl>
<TabControl TabStripPlacement="Bottom" Margin="16" Width="400" Height="200" Style="{StaticResource TabControlCapsuleSolid}">
<TabItem Header="Title" HeaderStringFormat="{}{0}1">
<Border Background="{DynamicResource PrimaryBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="1"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}2" IsEnabled="False">
<Border Background="{DynamicResource SuccessBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="2"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}3">
<Border Background="{DynamicResource InfoBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="3"/>
</TextBlock>
</Border>
</TabItem>
<TabItem IsSelected="True" Header="Title" HeaderStringFormat="{}{0}4">
<Border Background="{DynamicResource WarningBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="4"/>
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}5">
<Border Background="{DynamicResource DangerBrush}">
<TextBlock Style="{StaticResource TextBlockLargeBold}" Foreground="{DynamicResource TextIconBrush}">
<Run Text="Text"/>
<Run Text="5"/>
</TextBlock>
</Border>
</TabItem>
</TabControl>
</UniformGrid>
TabItemTransparentStyle Only Custom Version
<TabControl>
<TabItem Header="Test" Style={StaticResource TabItemTransparentStyle}>
</TabControl>TabControlSliding
TabItemSliding
xml
<TabControl SelectedIndex="3" Style="{StaticResource TabControlSliding}">
<TabItem Header="Title" HeaderStringFormat="{}{0}1">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="1" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}22" IsEnabled="False">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="2" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}333">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="3" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}4444">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="4" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}55555">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="5" />
</TextBlock>
</Border>
</TabItem>
</TabControl>
<TabControl Style="{StaticResource TabControlSliding}" TabStripPlacement="Bottom">
<TabItem Header="Title" HeaderStringFormat="{}{0}1">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="1" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}22" IsEnabled="False">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="2" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}333">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="3" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}4444">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="4" />
</TextBlock>
</Border>
</TabItem>
<TabItem Header="Title" HeaderStringFormat="{}{0}55555">
<Border>
<TextBlock Style="{StaticResource TextBlockLargeBold}">
<Run Text="Text" />
<Run Text="5" />
</TextBlock>
</Border>
</TabItem>
</TabControl>