Drawing icons in Unity custom panel #RimuruDev

IconPreviewWindow.cs

using UnityEditor;
using UnityEngine;

// The script must be in the Editor folder 
public sealed class IconPreviewWindow : EditorWindow 
{
    [MenuItem("RimuruDevTool/Icon Preview")]
    private static void Initialization()
    {
        var window = (IconPreviewWindow)GetWindow(typeof(IconPreviewWindow));

        window.Show();
    }

    private void OnGUI()
    {
        DrawIconContent("_Help@2x");
        DrawIconContent("YUJECK");
        DrawIconContent("Exploit");
        DrawIconContent("Fox_Void");
        DrawIconContent("Mivioon");
        DrawIconContent("Алексей");
        DrawIconContent("Вестник-Шевцова");
        DrawIconContent("ПодвальныйЧат");
    }
    
    // Images with name.png extension must be in Assets\Editor Default Resources\Icons folder
    private void DrawIconContent(string name)
    {
        var content = EditorGUIUtility.IconContent(name);
        GUILayout.Label(content);
    }
}

Materials