  Collection | A Collection is a persistent sequence of node items |
| CollectionManager | This class defines a set of functions for managing persistent collections |
 DiagnosticHandler | |
  DiagnosticHandler | When registered with an XQuery object, a DiagnosticHandler handles all exceptions that otherwise would have been thrown or reported |
| DocumentManager | |
| DynamicContext | Instances of the class DynamicContext contain the information that is available at the time the query is executed |
| IdentTypes | |
| Item | The Zorba Item interface |
| ItemFactory | ItemFactory to create Items |
| ItemSequence | This interface represents an instance of the XQuery 1.0 and XPath 2.0 Data Model (XDM) |
| Iterator | Interface for an Iterator over an instance of the XML Data Model (i.e., a sequence of items) |
| SerializationOptions | This class defines a set of values used to define the way a serialization can be made over Items or Collections collections |
| StaticCollectionManager | Using the StaticCollectionManager one can retrieve information about statically declared collections and indexes as well as manage them |
| StaticContext | Instances of the class StaticContext contain the information that is available at the time the query is compiled |
| Store | |
| InMemoryStore | Class contains helper functions to create and destroy the store that is to be used by the zorba library |
| streambuf | |
| ZorbaStreamBuffer | |
| TypeIdentifier | Type identifiers |
| XmlDataManager | Using the XmlDataManager one can manage documents and collections |
| XQuery | This class is the representation of an XQuery in the Zorba engine |
| Zorba | Single point of access to the Zorba engine |
| ZorbaConstants | |
| ZorbaIOStream |
