Le nozze di Figaro , ossia la folle giornata ( The Marriage of Figaro , or The Day of Madness ) , K. 492 , is an opera buffa ( comic opera ) in four acts composed in 1786 by Wolfgang Amadeus Mozart , with an Italian libretto written by Lorenzo Da Ponte based on a stage comedy by Pierre Beaumarchais , La folle journée , ou le Mariage de Figaro ( 1784 ) .
Le nozze di Figaro , ossia la folle giornata ( The Marriage of Figaro , or The Day of Madness ) is an opera buffa with music by Wolfgang Amadeus Mozart and an Italian libretto by Lorenzo Da Ponte .