Gerl participated in a system of joint composition used by Schikander's troupe, in which Singspiele were produced rapidly by having several composers collaborate.
In 2002, Bampton Classical Opera performed the United Kingdom première of The Philosopher's Stone (Der Stein der Weisen), a singspiel by Emanuel Schikaneder composed in collaboration with Mozart, Henneberg, Schack, and Gerl.
This was followed by Ignaz Umlauf's Singspiel Die Bergknappen in 1778 and the role of Fräule Nannette in Salieri's Der Rauchfangkehrer on 30 April 1781, a role specifically written for her to display her virtuosity.
He directed the Leopoldstadt Theater Music School and by the 1790s had become known for his popular Singspiele.
Opera in Hamburg dates back to 2 January 1678 when the Oper am Gänsemarkt was inaugurated with a performance of a biblical Singspiel by Johann Theile.
Hüon und Amande (also known as Oberon or Oberon oder König der Elfen) is a romantic Singspiel in five acts by Friederike Sophie Seyler, based on the poem Oberon by Christoph Martin Wieland.
Walzer aus Wien ("Waltzes from Vienna," titled The Great Waltz in English) is a singspiel pasticcio in three acts, libretto by Alfred Maria Willner, Heinz Reichert, and Ernst Marischka, music by Johann Strauss II (son), arranged by Erich Wolfgang Korngold and Julius Bittner, first performed at the Stadttheater in Vienna on 30 October 1930.