Patrons of the Encyclopedia
The Catalogue
The Complete Index of Operas
1,695 works, from the Baroque era to the early twentieth century, listed alphabetically by title.
- 2010 .Gabriel by unknown composer, 2010 n/a
- 1988 1000 Airplanes on the Roof by Philip Glass, 1988 Philip Glass English
- 1985 1492 epopea lirica d'America by Antonio Braga, 1985 Antonio Braga Italian
- 1984 1984 by Lorin Maazel, 1984 Lorin Maazel French
- 1915 200 000 Taler by Boris Blacher, 1915 Boris Blacher German
- 2014 27 by Ricky Ian Gordon, 2014 Ricky Ian Gordon English
- n/a A Bayou Legend by William Grant Still William Grant Still English
- 1897 A Capital Federal by unknown composer, 1897 n/a
- 1980 A Coffin in Egypt by Ricky Ian Gordon, 1980 Ricky Ian Gordon English
- 1954 A Dinner Engagement by Lennox Berkeley, 1954 Lennox Berkeley English
- 1900 A Feast in Time of Plague by César Cui, 1900 César Cui Russian
- 2020 A Feast in the Time of Plague by unknown composer, 2020 n/a
- n/a A Flowering Tree by John Adams (composer) John Adams (composer) English
- 1997 A Flowering Tree: A Woman's Tale by unknown composer, 1997 n/a
- 1930 A Friend So Lovely as You by Will Meisel, 1930 Will Meisel German
- 1903 A Guest of Honor by Scott Joplin, 1903 Scott Joplin English
- 1959 A Hand of Bridge by Samuel Barber, 1959 Samuel Barber English
- 2013 A Harlot's Progress by unknown composer, 2013 n/a
- 1836 A Life for the Tsar by Mikhail Glinka, 1836 Mikhail Glinka Russian
- 1791 A Little Nightmare Music by unknown composer, 1791 n/a
- 2016 A Marvelous Order by unknown composer, 2016 n/a
- 1960 A Midsummer Night's Dream by Benjamin Britten, 1960 Benjamin Britten English
- 1993 A Muskrat Lullaby by unknown composer, 1993 n/a
- 1987 A Night at the Chinese Opera by Judith Weir, 1987 Judith Weir English
- 1924 A Night in Old Paris by Henry Kimball Hadley, 1924 Henry Kimball Hadley English
- 1903 A Princess of Kensington by Edward German, 1903 Edward German English
- 1983 A Quiet Place by Leonard Bernstein, 1983 Leonard Bernstein English
- n/a A Raíña Lupa by unknown composer n/a
- 1871 A Sensation Novel by Thomas German Reed, 1871 Thomas German Reed English
- 1917 A Southern Maid by Harold Fraser-Simson, 1917 Harold Fraser-Simson English
- 1995 A Streetcar Named Desire by André Previn, 1995 André Previn English
- 1967 A Teenage Opera by unknown composer, 1967 n/a
- 1971 A True Daughter of the Party by unknown composer, 1971 n/a
- n/a A Village Romeo and Juliet by Frederick Delius Frederick Delius English
- 2009 A Village Teacher by unknown composer, 2009 n/a
- 2004 A Wedding by William Bolcom, 2004 William Bolcom English
- 1908 A Welsh Sunset by Philip Michael Faraday, 1908 Philip Michael Faraday English
- 2015 A Woman in Morocco by Daron Hagen, 2015 Daron Hagen English
- 1889 A basso porto by unknown composer, 1889 n/a
- 1830 A noite do castelo by Carlos Gomes, 1830 Carlos Gomes
- 1845 Abai by unknown composer, 1845 n/a
- 1909 Abesalom da Eteri by unknown composer, 1909 n/a
- 1768 Abimelech by unknown composer, 1768 n/a
- 1810 Abu Hassan by Carl Maria von Weber, 1810 Carl Maria von Weber German
- 1751 Acante et Céphise by Jean-Philippe Rameau, 1751 Jean-Philippe Rameau French
- 1735 Achille et Déidamie by André Campra, 1735 André Campra French
- 1687 Achille et Polyxène by Pascal Collasse, 1687 Pascal Collasse French
- 1737 Achille in Sciro by Domenico Sarro, 1737 Domenico Sarro Italian
- 1733 Achilles by unknown composer, 1733 n/a
- 1718 Acis and Galatea by George Frideric Handel, 1718 George Frideric Handel German