- org.gnome.evolution.dataserver.Source — Data source
- org.gnome.evolution.dataserver.Source.Removable — Removable data source
- org.gnome.evolution.dataserver.Source.Writable — Writable data source
- org.gnome.evolution.dataserver.Source.RemoteCreatable — Create remote resources
- org.gnome.evolution.dataserver.Source.RemoteDeletable — Delete remote resources
- org.gnome.evolution.dataserver.Source.OAuth2Support — Supports OAuth 2.0 authentication
- org.gnome.evolution.dataserver.SourceManager — SourceManager interface
- org.gnome.evolution.dataserver.Authenticator — Authentication interface
- org.gnome.evolution.dataserver.AddressBook — Address book objects
- org.gnome.evolution.dataserver.AddressBookFactory — Factory for address book objects
- org.gnome.evolution.dataserver.Calendar — Calendar objects
- org.gnome.evolution.dataserver.CalendarFactory — Factory for calendar objects
- org.gnome.evolution.dataserver.UserPrompter — UserPrompter interface