atomui/samples/AtomUI.Demo.Desktop/ShowCase/IconShowCase.axaml

<UserControl
    x:Class="AtomUI.Demo.Desktop.ShowCase.IconShowCase"
    xmlns="https://github.com/avaloniaui"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:controls="clr-namespace:AtomUI.Demo.Desktop.Controls"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:viewModels="clr-namespace:AtomUI.Demo.Desktop.ViewModels"
    d:DesignHeight="450"
    d:DesignWidth="800"
    x:CompileBindings="True"
    mc:Ignorable="d">
    <Design.DataContext>
        <viewModels:PaletteDemoViewModel />
    </Design.DataContext>
    <UserControl.Resources>
        <ResourceDictionary>
            <ResourceDictionary.MergedDictionaries>
                <ResourceInclude Source="../Controls/PathIcon/IconInfoItem.axaml" />
                <ResourceInclude Source="../Controls/PathIcon/IconGallery.axaml" />
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>
    <TabControl>
        <TabItem Header="Outlined">
            <ScrollViewer>
                <controls:IconGallery IconThemeType="Outlined"/>
            </ScrollViewer>
        </TabItem>
        <TabItem Header="Filled">
            <ScrollViewer>
                <controls:IconGallery IconThemeType="Filled"/>
            </ScrollViewer>
        </TabItem>
        <TabItem Header="Two Tone">
            <ScrollViewer>
                <controls:IconGallery IconThemeType="TwoTone"/>
            </ScrollViewer>
        </TabItem>
    </TabControl>
</UserControl>