| DisplayName | ID | Base Class | Abstract | Hosted | Singleton | Group | Extension | Accessibility |
| Osoba dokonująca przeglądu | System.Reviewer | System.SupportingItem | False | False | False | False | False | Public |
| Działanie | System.WorkItem.Activity | System.WorkItem | True | False | False | False | False | Public |
| Działanie zautomatyzowane | System.WorkItem.Activity.AutomatedActivity | System.WorkItem.Activity | True | False | False | False | False | Public |
| Działanie kontenera | System.WorkItem.Activity.ContainerActivity | System.WorkItem.Activity | True | False | False | False | False | Public |
| Działanie zależne | System.WorkItem.Activity.DependentActivity | System.WorkItem.Activity | False | False | False | False | False | Public |
| Działanie ręczne | System.WorkItem.Activity.ManualActivity | System.WorkItem.Activity | False | False | False | False | False | Public |
| Działanie równoległe | System.WorkItem.Activity.ParallelActivity | System.WorkItem.Activity.ContainerActivity | False | False | False | False | False | Public |
| Działanie przeglądu | System.WorkItem.Activity.ReviewActivity | System.WorkItem.Activity | False | False | False | False | False | Public |
| Działanie sekwencyjne | System.WorkItem.Activity.SequentialActivity | System.WorkItem.Activity.ContainerActivity | False | False | False | False | False | Public |