instrumental

• Black Angels (Images I) for electric string quartet
• Celestial Mechanics (Makrokosmos IV) for amplified piano (four hands)
• Dream Sequence (Images II) for violin, cello, piano, percussion (one player), and off-stage glass harmonica (two players)
• Easter Dawning for carillon
• Eine Kleine Mitternachtmusik for solo piano
• Eleven Echoes of Autumn (Echoes I) for violin, alto flute, clarinet, and piano
• Five Pieces for piano
• Four Nocturnes (Night Music II) for violin and piano
• Four Pieces for violin and piano
• Gnomic Variations for piano
• An Idyll for the Misbegotten (Images III) for amplified flute and percussion (three players).
• A Little Suite for Christmas, A.D. 1979 for piano
• Makrokosmos, Volume I for amplified piano
• Makrokosmos, Volume II for amplified piano
• Mundus Canis (A Dog's World) for guitar and percussion
• Music for a Summer Evening (Makrokosmos III) for two amplified pianos and percussion (two players).
• Otherwordly Resonances for two pianos
• Pastoral Drone for organ
• Prelude and Toccata
• Processional for piano
• Quest for guitar, soprano saxophone, harp, double bass, and percussion (two players)
• Sonata for piano
• Sonata for solo cello
• Sonata for viola and piano
• Sonata for violin and piano
• String Quartet
• String Trio
• Three Pastoral Pieces for oboe and piano
• Two Duos for flute and clarinet
• Vox Balaenae (Voice of the Whale) for electric flute, electric cello, and amplified piano
• Zeitgeist (Tableaux Vivants) for two amplified pianos

vocal

• Alleluja for unaccompanied chorus
• Ancient Voices of Children for mezzo-soprano, boy soprano, oboe, mandolin, harp, amplified piano (and toy piano), and percussion (three players)
• Apparition for soprano and amplified piano
• A Cycle of Greek Lyrics for voice and piano
• Federico's Little Songs for Children for soprano, flute/piccolo/alto flute/bass flute, and harp
• Four Songs for voice, clarinet and piano
• A Journey Beyond Time  for soprano, piano and percussion quartet
• Lux Aeterna for soprano, bass flute/soprano recorder, sitar, and percussion (two players)
• Madrigals, Books I-IV
• Night Music I for soprano, piano/celeste, and two percussionists
• Night of the Four Moons for alto, alto flute/piccolo, banjo, electric cello, and percussion
• River of Life for soprano, piano and percussion quartet
• Seven Songs for voice and piano
• The Sleeper for soprano and piano
• Songs, Drones, and Refrains of Death for baritone, electric guitar, electric double bass, amplified piano/amplified harpsichord, and two percussionists
• Star-Child for soprano, antiphonal children's voices, male speaking choir, bell ringers, and large orchestra
• Three Early Songs for voice and piano
• Unto the Hills for soprano, piano and percussion quartet
• Winds of Destiny for soprano, piano and percussion quartet