| .gif) | CategoryResourceAttribute | Represents a category in which to group a property when the property is displayed in a PropertyGrid control that is set to Categorized mode. | 
| .gif) | DescriptionResourceAttribute | Represents a property description for a property when the property is displayed in a PropertyGrid control. | 
| .gif) | DisplayNameResourceAttribute | Represents the name associated with a property. | 
| .gif) | ElementPropertyDescriptor | Represents a domain property in a domain-specific language (DSL) model. | 
| .gif) | ElementTypeDescriptionProvider | Provides methods for creating and retrieving ElementTypeDescriptor objects. | 
| .gif) | ElementTypeDescriptor | Provides additional run-time type information for a ModelElement object. | 
| .gif) | FlagEnumerationEditor | Provides a user interface (UI) for representing and editing domain enumerations. | 
| .gif) | ForwardingTypeDescriptionProvider | Provides methods for creating and retrieving a type descriptor for the target model element of an indexing model element. | 
| .gif) | ModelingBindingSource | A specialized BindingSource for use with DSL Tools' models. | 
| .gif) | ModelingEnumerationConverter | Provides a type converter that converts between values of domain enumerations and text. | 
| .gif) | ModelingToolboxItem | Represents a toolbox item generated in the Domain-Specific Language Tools (DSL Tools). | 
| .gif) | ModelingToolboxItemBase | Represents an abstract toolbox item. | 
| .gif) | PropertyDescriptorNotFoundException | An exception for situations where an expected ElementPropertyDescriptor is not found. | 
| .gif) | RolePlayerComboCell | Class to allow overriding of Parse and Format functionality. | 
| .gif) | RolePlayerMenuCommand | Represents a command that can be added to the value list for a role property in the property window. | 
| .gif) | RolePlayerPropertyDescriptor | Provides additional run-time type information for a role property. | 
| .gif) | TrackingPropertyDescriptor | Provides additional run-time type information for a tracking property of a model element. | 
| .gif) | UserContext | Obsolete. This class is not used by the Visual Studio SDK. (See Remarks.) Represents a Help context. | 
| .gif) | UserContextElement | Obsolete. This class is not used by the Visual Studio SDK. (See Remarks.) Represents a Help element. | 
| .gif) | UserContextTypeConverter | Obsolete. This class is not used by the Visual Studio SDK. (See Remarks.) Provides a type converter that converts between values of Help contexts and text. | 
| .gif) | WinFormsDataBindingHelper | Class to help ease common operations in WinForms databinding. |