Sources

20 plays, novels, poems and histories that opera librettos are drawn from. A work with no source here has an original libretto.

• Aeneis Virgil · 19 BC · epic
• Annales Tacitus · c. 117 · historical work
• Boris Godunov Aleksandr Pushkin · 1831 · play
• Brutus of Alba, or The Enchanted Lovers Nahum Tate · 1678 · play
• Carmen Prosper Mérimée · 1845 · novella
• De vita Caesarum Suetonius · c. 121 · historical work
• Don Karlos, Infant von Spanien Friedrich Schiller · 1787 · play
• Electra Sophocles · play
• Elektra Hugo von Hofmannsthal · 1903 · play
• Epicoene, or The Silent Woman Ben Jonson · 1609 · play
• Istoriya gosudarstva Rossiyskogo Nikolay Karamzin · 1818 · historical work
• Octavia anon. · play
• Porgy DuBose Heyward, Dorothy Heyward · 1927 · play
• Porgy DuBose Heyward · 1925 · novel
• Primo viaggio di Colombo 1492 · historical event
• The Quenched Fires of Audenarde legend
• Salomé Oscar Wilde · 1893 · play
• Sängerkrieg auf Wartburg legend
• Tannhäuser legend
• La Tosca Victorien Sardou · 1887 · play