Trombone repertoire includes a wide range of musical works specifically composed or arranged for the trombone. This repertoire spans various genres, including classical, jazz, and contemporary music. Notable composers for trombone include Gustav Mahler and Paul Hindemith, who have written significant pieces that showcase the instrument's unique sound. In addition to solo works, trombone repertoire often features ensemble pieces, such as brass quintets and orchestral works. Many trombonists also explore jazz standards and improvisation, which allow for personal expression and creativity. Overall, the trombone repertoire offers diverse opportunities for musicians to develop their skills and artistry.