UiPath Documentation
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Marketplace user guide

Last updated Apr 1, 2026

Type: Simple

Activity Creator

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Generated Code

Simple activities extend the BaseAsyncCodeActivity, which simply runs a bit of execution logic and creates the kind of activity seen below. These types of activities do not contain any child activities.

using ...
namespace MyCompany.MyProduct.Activities
{
    [LocalizedDisplayName(nameof(Resources.Addition_DisplayName))]
    [LocalizedDescription(nameof(Resources.Addition_Description))]
    public class Addition : BaseAsyncCodeActivity
    {
      ...
    }
}
using ...
namespace MyCompany.MyProduct.Activities
{
    [LocalizedDisplayName(nameof(Resources.Addition_DisplayName))]
    [LocalizedDescription(nameof(Resources.Addition_Description))]
    public class Addition : BaseAsyncCodeActivity
    {
      ...
    }
}

Effect in UiPath Studio

Simple activities may display fields in their designers. All required input properties are added to the designer.

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