A Project is the database CADability works on. A Project is serializable and contains one or more Models (which contain GeoObjects) lists of attributes, views and UserData. A Project is usually saved in a file.

[SerializableAttribute]
public class Project : IShowPropertyImpl, ISerializable, 
	IAttributeListContainer, ICommandHandler, IEnumerable, IDeserializationCallback

<SerializableAttribute> _
Public Class Project _
	Inherits IShowPropertyImpl _
	Implements ISerializable, IAttributeListContainer, ICommandHandler, IEnumerable,  _
	IDeserializationCallback

[SerializableAttribute]
public ref class Project : public IShowPropertyImpl, 
	ISerializable, IAttributeListContainer, ICommandHandler, IEnumerable, IDeserializationCallback