- RhythmDBEntryType — Database entry type base class
- RhythmDBImportJob — batch import job
- RhythmDBPropertyModel — tree model grouping entries from a query model by property values
- RhythmDBQueryModel — a GtkTreeModel containing RhythmDBEntry items
- RhythmDBQueryResults — interface for receiving query results from RhythmDB
- RhythmDB — Rhythmbox database functions