MyWidget.cs

using AnyStatus.API;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;

[DisplayName("My Widget")]
[DisplayColumn("My Category")]
[Description("My widget description.")]
public class MyWidget : Widget, IHealthCheck, ISchedulable, IStartable, IStoppable
{
    [Required]
    [Category("My property category")]
    [Description("My property description.")]
    public string MyProperty { get; set; }
}