
| Category | ↑ Title | Created | Duration | Instrumentation |
|---|---|---|---|---|
| Chamber music 2-8 players duo | 1. Sonate for violin and piano | 1947 | 11' | |
| Solo works violin | 1. Sonate [missing] for violin solo | 1937 | 00' | |
| Chamber music 2-8 players string quartet | 1. Streichquartett Maqam | 1989 | 14' | 4 |
| Chamber music 2-8 players duo | 2. Sonate for violin and piano | 1953 | 18' | 2 |
| Solo works violin | 2. Sonate [destroyed] for violin solo | 1937 | 00' | |
| Chamber music 2-8 players string quartet | 2. Streichquartett | 1989/1990 | 17' | 4 |
| Chamber music 2-8 players duo | 3. Sonate for violin and piano | 1954 | 06'30'' | 2 |
| Chamber music 2-8 players string quartet | 3. Streichquartett | 1991/1992 | 19' | 4 |
| Chamber music 2-8 players string quartet | 4. Streichquartett | 2001 | 18' | 4 |
| Chamber music 2-8 players duo | Acht Bagatellen for clarinet and piano | 2009 | 14' | 2 |
| Chamber music 2-8 players string sextet | Acht Sätze nach Hölderlin-Fragmenten for string sextet | 1995 | 23' | 6 |
| Solo works piano | Adaxl-Suite for piano | 1970/1987 | 14' | 1 |
| Soloist(s) and orchestra with baritone | Aderngeflecht for baritone and orchestra | 2006 | 25' | 59 |
| Vocal music voice and one instrument | Alles Licht for tenor and viola | 1988/1989 | 15' | 2 |
| Vocal music solo voices and choir a cappella | An die Herrscher der Welt cantata for three soloists (S,T,B) and four part choir based on the Book of Wisdom from the Old Testament | 1951 | 19'30'' | |
| Chamber music 2-8 players wind ensemble | Arie und Fuge for 8 winds | 1946 | 11' | 8 |
| Vocal music voice and instrumental ensemble | Auf der Suche nach meinem Gesicht for soprano, baritone and five instruments | 2006-2007 | 26' | 7 |
| Stage works opera | Baal stage work in 2 parts based on the 4 versions of Baal by Bertolt Brecht | 1974-1980 | 03 15' | 103 |
| Vocal music voice and orchestra | Baal-Gesänge for baritone and orchestra | 1981 | 52' | 92 |
| Solo works piano | Ballade [unpublished] for piano | 1945/1946 | 04' | |
| Chamber music 2-8 players duo | Ballettsuite [unpublished] for violin and piano | 1950 | 10' | |
| Vocal music choral works a cappella | Bekenntnis for children's choir (descant) | 2008 | 03' | |
| Orchestra full orchestra | Berceuse céleste for orchestra | 2006 | 11' | 70 |
| Soloist(s) and orchestra with tenor | bevor es zu spät ist for tenor and orchestra | 1988/1997 | 13' | |
| Ensemble/Chamber orchestra ensemble | Bruchstück:geträumt for ensemble | 2009 | 15' | 15 |
| Chamber music 2-8 players duo | Capriccio for violin and piano | 1950 | 00' | |
| Ensemble/Chamber orchestra ensemble | Catalogue des objets trouvés for chamber ensemble | 1969 | 14' | 16 |
| Chamber music 2-8 players with two soloists | Concertino for violin, accordion and chamber orchestra | 1994 | 15' | 12-25 |
| Ensemble/Chamber orchestra string orchestra | Concerto for string orchestra | 1947-1949 | 11' | |
| Ensemble/Chamber orchestra wind ensemble | Curriculum for 13 winds | 1971/1972 | 18' | 13 |
| Solo works trumpet | Der Rattenfänger for trumpet solo | 1988 | 01' | 1 |
| Stage works opera | Der Rattenfänger Stage work in 2 parts based on texts by Carl Zuckmayer | 1984-1986 | 03 00' | 89-99 |
| Stage works opera | Der Riese vom Steinfeld stage work in 2 parts | 1997-1999 | 02 30' | 244 |
| Chamber music 2-8 players duo | Deux éclats en reflexion for violin and piano | 1956 | 06'30'' | 2 |
| Ensemble/Chamber orchestra wind ensemble | Divertimento for 8 winds and percussion | 1947/1948/1954 | 11'30'' | 14 |
| Soloist(s) and orchestra with two soloists | Doppelkonzert for flute, bassoon and orchestra | 1982 | 23' | |
| Vocal music voice and instrumental ensemble | Drei bedenkliche Geschichten for chamber choir and string quartet | 1988 | 08'10'' | |
| Chamber music 2-8 players duo | Duo [unpublished] for 2 violins | 1935/1937 | 09' | |
| Vocal music voice and piano | Ein Buch von der Minne 4 times 11 lieder based on old texts for voice and piano | 1946-1964 | 01 01' | 2 |
| Vocal music voice and instrumental ensemble | Eine Art Chansons for a chansonnier (middle voice, amplified), one percussionist, piano and double bass | 1985/1987 | 56' | 4 |
| Vocal music voice and instrumental ensemble | Eine letzte Art Chansons for chansonnier (middle voice, amplified), a percussionist, piano and double bass | 1989 | 19' | 4 |
| Solo works piano | Elegie [unpublished] for piano | 1963 | 10' | |
| Chamber music 2-8 players sextet | Enjambements | 1959 | 13' | 6 |
| Ensemble/Chamber orchestra ensemble | Erik Satie: Embryons déssèchées [unpublished] instrumentation and arrangement of the piano pieces | 1966 | 06'30'' | 17 |
| Vocal music voice and instrumental ensemble | Erik Satie: Trois poèmes d'amour (arrangement and orchestration) [unpublished] | 1987 | 03' | |
| Orchestra | Espressioni fondamentali for orchestra | 1957 | 17' | |
| Vocal music voice and piano | Etwa 40 Lieder [destroyed] for voice and piano | 1940-1942 | 00' | |
| Chamber music 2-8 players with two soloists | Exercises for baritone, speaker and ensemble | 1962-1967/1987 | 57' | 17 |
| Chamber music 2-8 players septet | Fantasien based on Cardew' s Autumn 60 | 1962/1963 | 10' | 7 |
| Orchestra full orchestra | Fasce for large orchestra | 1959/1974 | 25' | 105 |
| Chamber music 2-8 players duo | Formation et solution for violin and piano | 1956/1957 | 08'30'' | 2 |
| Vocal music voice and orchestra | Fragment aus dem I-Ging [missing] for soloists, choir and orchestra | 1952 | 00' | |
| Vocal music voice and piano | Fünf geistliche Gesänge for alto (bass also possible) and piano | 1954/1988 | 08' | |
| Chamber music 2-8 players duo | Fünf kleine Stücke [unpublished] for clarinet and piano | 1964 | 03'30'' | |
| Chamber music 2-8 players trio | Fünf Sätze for violin, cello and piano | 2007-2008 | 23' | 3 |
| Chamber music 2-8 players trio | Fünf Stücke for clarinet, cello and piano | 2000 | 17' | 3 |
| Ensemble/Chamber orchestra ensemble | Für K. for ensemble | 1993 | 17' | 13 |
| Chamber music 2-8 players quartet | Gschwandtner Tänze [unpublished] for 2 violins, viola and double bass | 1938 | 12' | |
| Vocal music choral works a cappella | Guillaume de Machault: Messe: Kyrie [unpublished] arrangement (1948) | 1948 | 00' | |
| Orchestra full orchestra | Hymnus for orchestra | 2000 | 27' | 95 |
| Vocal music voice and instrumental ensemble | I. Keintate for middle voice (chansonnier) and instruments based on Viennese sayings by Ernst Klein | 1980/1982 | 50' | 12 |
| Vocal music voice and instrumental ensemble | II. Keintate for middle voice (chansonnier) and instruments based on Viennese sayings by Ernst Klein | 1983-1985 | 57' | 12 |
| Soloist(s) and orchestra with baritone | Im Namen der Liebe for baritone and orchestra | 1999 | 26' | |
| Orchestra full orchestra | Impulse for orchestra | 1992/1993 | 22' | |
| Vocal music voice and instrumental ensemble | In memoriam Ernst Klein for middle voice (chansonnier) and instruments based on Viennese sayings by Ernst Klein | 1985 | 16' | 12 |
| Orchestra full orchestra | Instants for orchestra | 2006/2008 | 32' | 81 |
| Soloist(s) and orchestra with violin | Intersecazioni for violin and orchestra | 1959/1973 | 30' | 57 |
| Ensemble/Chamber orchestra ensemble | Jahr lang ins Ungewisse hinab (Hölderlin) for ensemble | 1995/1996 | 27' | 24 |
| Ensemble/Chamber orchestra chamber orchestra | Kammermusik for orchestra with concertante oboe | 2005-2008 | 27' | 54 |
| Solo works piano | Klavierstück 58 | 1958 | 10' | 1 |
| Solo works piano | Klavierstücke for children and those people, who would like to become children | 1964 | 12' | 1 |
| Solo works piano | Klavierübung in barocken Formen für R.C. [unpublished] | 1954 | 30' | |
| Solo works double bass | Kontrabaß I [unpublished] for 1 player and 2 double basses | 1963 | 00' | |
| Solo works double bass | Kontrabaß II [unpublished] for 1 double bass and 5 players | 1963 | 00' | |
| Soloist(s) and orchestra with cello | Konzert for cello and orchestra | 1989/1996 | 37' | 45 |
| Soloist(s) and orchestra with clarinet | Konzert for clarinet and orchestra | 2008 | 22' | 50 |
| Soloist(s) and orchestra with drums | Konzert for percussion and orchestra | 2007/2008 | 35' | 84 |
| Soloist(s) and orchestra with piano | Konzert for piano and orchestra | 1951-1954 | 32' | |
| Soloist(s) and orchestra with saxophone | Konzert for soprano saxophone and orchestra | 2003/2004 | 35'30'' | 48 |
| Soloist(s) and orchestra with viola | Konzert for viola and orchestra/ensemble | 1993 | 23' | 14-32 |
| Soloist(s) and orchestra with violin | Konzert for violin and orchestra | 2004 | 32' | |
| Soloist(s) and orchestra with two soloists | Konzert for violin, cello and piano | 1975/1976 | 28' | 43 |
| Chamber music 2-8 players wind quartet | Konzertante Tafelmusik [unpublished] for 4 winds | 1947/1948 | 10'30'' | |
| Ensemble/Chamber orchestra chamber orchestra | Langegger Nachtmusik I for orchestra | 1969 | 10' | 37 |
| Orchestra full orchestra | Langegger Nachtmusik II for orchestra | 1970 | 12' | 72 |
| Orchestra full orchestra | Langegger Nachtmusik III for large orchestra | 1990/1991 | 22' | 87 |
| Ensemble/Chamber orchestra ensemble | Les Adieux (Elegie) for ensemble | 2005/2007 | 16' | 21 |
| Ensemble/Chamber orchestra ensemble | Lichtenberg-Splitter for baritone and ensemble | 1997 | 25' | 16 |
| Chamber music 2-8 players duo | Malinconia for baritone and trombone | 2007 | 10'10'' | 2 |
| Ensemble/chamber orchestra and solist(s) with three and more soloists | Manifesto per Kalinowski interpretation of a graphic by Sylvano Bussotti | 1960 | 05'30'' | 18 |
| Solo works piano | Märchenland [missing] a cycle of piano pieces based on a text by Hildegard Haustein | 1946 | 25' | |
| Orchestra full orchestra | Momente for orchestra | 2005 | 22' | |
| Orchestra full orchestra | Monumentum für Karl Prantl for large orchestra | 1988 | 20' | 88 |
| Orchestra | Mouvements I, II, III | 1959 | 15' | 43 |
| Orchestra with trombone | Musik for trombone and strings | 2004/2005 | 24' | |
| Vocal music voice and orchestra | Nachtgesang for tenor and orchestra | 1984/1985 | 14' | 66-67 |
| Chamber music 2-8 players quartet | Nachtstücke for 2 violins, viola and double bass | 1992 | 15'20'' | 4 |
| Stage works | Netzwerk stage work for baritone, soprano, 5 speakers, movement group and orchestra | 1962-1967/ 1978-1980 | 02 00' | 32 |
| Solo works piano | Netzwerk-Fantasie for piano | 1988 | 18' | 1 |
| Chamber music 2-8 players trio | Neun Bagatellen for string trio | 2008 | 13' | 3 |
| Vocal music choral works a cappella | Nichtigkeit ist alles for four part choir a capella | 1995 | 13' | |
| Chamber music 2-8 players duo | Nocturne [unpublished] for violin and piano based on a melody by Aram Chatchaturjan | 1948 | 10' | |
| Chamber music 2-8 players trio | Parabola I for violin, cello and piano | 2007 | 04' | 3 |
| Chamber music 2-8 players duo | Pastorale Sonate [unpublished] for violin and piano | 1951 | 05' | |
| Ensemble/Chamber orchestra ensemble | Paul Kont: Strohkoffer for Violin and Chamber Orchestra (instrumentation and adaptation of a work for violin and piano by Paul Kont 1951) | 1979 | 06'30'' | 14-21 |
| Soloist(s) and orchestra with cello | Phantasiestück in C.'s Manier for cello and orchestra/ensemble | 1989 | 13' | 18-41 |
| Ensemble/Chamber orchestra ensemble | Phantasma 63 for ensemble | 1963 | 10' | 17 |
| Ensemble/Chamber orchestra ensemble | Quellen for ensemble | 1992 | 13' | 12 |
| Chamber music 2-8 players quintet | Quintett for A-clarinet and string quartet | 2004 | 21' | 5 |
| Chamber music 2-8 players quintet | Quintett for oboe and string quartet | 2007 | 16'30'' | 5 |
| Chamber music 2-8 players quintet | Quintett for trombone and string quartet | 2004/2005 | 24' | 5 |
| Ensemble/chamber orchestra and solist(s) with harpsichord | Relazioni fragili for harpsichord and chamber ensemble | 1956/1957 | 23'30'' | 20 |
| Vocal music solo voices, choir and ensemble | Requiem for mezzo soprano, baritone, choir and orchestra | 19942002 | 01 30' | 91 |
| Vocal music solo voices, choir and orchestra | Requiem for soloists, choir and large orchestra | 1994/2001-2002 | 01 20'30'' | 192 |
| Vocal music solo voices, choir and orchestra | Requiem für Hollensteiner for baritone, speaker, four-part choir and orchestra | 1983 | 30' | 93 |
| Vocal music voice and orchestra | Requiem für Rikke for tenor and orchestra from The Pied Piper | 1989 | 19' | |
| Chamber music 2-8 players duo | Rhapsodie for violin and piano | 2001 | 07'45'' | 2 |
| Chamber music 2-8 players trio | Ricercar, Toccata und Passacaglia | 1951/1952 | 12' | |
| Chamber music 2-8 players quartet | Saxophon-Quartett | 1995 | 17' | 4 |
| Ensemble/Chamber orchestra ensemble | Scherzino for ensemble | 2000 | 03' | 15 |
| Vocal music voice and piano | Schlaf ein [unpublished] a lullaby for voice and piano | 1945 | 02' | |
| Chamber music 2-8 players duo | Sechs Inventionen for violin and cello | 2005/2006 | 22' | 2 |
| Solo works piano | Sechs kleine Klavierstücke | 1948/1956 | 07' | 1 |
| Vocal music voice and piano | Sechs Lieder [unpublished] based on poems by Hugo von Hofmannsthal | 1950 | 13' | |
| Vocal music voice and piano | Sechs Lieder [unpublished] for voice and piano | 1945-1947 | 20' | |
| Solo works violin | Sechs Stücke for violin solo | 1997 | 18' | 1 |
| Ensemble/Chamber orchestra ensemble | Serenade for ensemble | 2006/2007 | 16' | 17 |
| Chamber music 2-8 players duo | Sieben Anekdoten for flute and piano | 2009 | 06'20'' | 2 |
| Chamber music 2-8 players duo | Sieben Anekdoten [unpublished] for flute and piano | 1964 | 03'30'' | |
| Vocal music voice and piano | Sieben Rubaijat des Omar Chajjam for soprano (tenor) and piano | 1957 | 07' | 2 |
| Orchestra full orchestra | Sinfonia in un Movimento | 1947-1949 | 15' | |
| Orchestra full orchestra | Sinfonie for orchestra | 1975 | 15' | 51 |
| Solo works piano | Slowakische Erinnerungen aus der Kindheit for piano | 1956/1989 | 01 00' | 1 |
| Chamber music 2-8 players duo | Sonate for viola and guitar | 1951 | 10'30'' | |
| Chamber music 2-8 players duo | Sonate for violin and piano | 1951 | 09'30'' | 2 |
| Solo works viola | Sonate [destroyed] for viola solo | 1939 | 00' | |
| Chamber music 2-8 players duo | Sonate [unpublished] for horn and piano | 1952 | 08'15'' | |
| Solo works piano | Sonatine [unpublished] for piano | 19481951 | 10'15'' | |
| Vocal music voice and instrumental ensemble | Sonnengesang des Heiligen Franz von Assisi [unpublished] for soloists, choir and string orchestra | 1948-1952 | 27' | |
| Orchestra full orchestra | Spiegel for large orchestra and tape | 1960/1961 | 01 30' | 118 |
| Stage works ballet | Spiegel theatre piece for movement group, light and objects | 1960/1961 | 01 30' | 118 |
| Orchestra full orchestra | Spiegel I | 1960/1961 | 09' | 103 |
| Orchestra full orchestra | Spiegel II for 55 strings | 1960/1961 | 13'20'' | 55 |
| Orchestra full orchestra | Spiegel III | 1960/1961 | 09' | 82 |
| Orchestra full orchestra | Spiegel IV | 1960/1961 | 23' | 97 |
| Orchestra full orchestra | Spiegel V | 1960/1961 | 09'30'' | 107 |
| Orchestra full orchestra | Spiegel VI | 1960/1961 | 06' | 94 |
| Orchestra full orchestra | Spiegel VII | 1960/1961 | 17' | 111 |
| Chamber music 2-8 players string quartet | Streichquartett [destroyed] | 1948 | 00' | |
| Chamber music 2-8 players trio | Streichtrio [destroyed] for violin, viola and cello | 1948 | 00' | |
| Solo works piano | Suite [unpublished] for piano | 1948 | 14' | |
| Ensemble/Chamber orchestra ensemble | Symphonien for wind and timpani | 1964 | 10' | 36 |
| Orchestra | Symphonische Dichtung [destroyed] for orchestra · fragment | 1944-1945 | 00' | |
| Solo works piano | Toccata [missing] for piano | 1950 | 00' | |
| Chamber music 2-8 players trio | Trio for violin, cello and piano | 2005 | 21' | 3 |
| Ensemble/Chamber orchestra with three and more soloists | Triptychon for solo winds and string orchestra | 1948/1951 | 10' | |
| Soloist(s) and orchestra with tenor | Triptychon for tenor and orchestra | 1983/1997 | 46' | 75-76 |
| Electronic music with three and more soloists | Und du....Radiophone Komposition for orchestra, voices and electronics | 1963 | 39'15'' | |
| Chamber music 2-8 players duo | Vergnügliche Musik [destroyed] for violin and clarinet | 1949 | 00' | |
| Vocal music choral works a cappella | Verzeichnis for 16 vocalists or 16-voice choir | 1969 | 11' | 16 |
| Vocal music choral works a cappella | Vier Hölderlin-Fragmente for four part choir a capella | 1996 | 06' | |
| Orchestra full orchestra | Wie eine Tragikomödie for orchestra | 2008/2009 | 19'30'' | 92 |
| Orchestra | Wiener Kaleidoskop based on instrumental parts from the I.Keintate, II.Keintate and from A Kind of Chansons | 2006 | 20' | 38 |
| Vocal music choral works a cappella | Zehn Rubaijat des Omar Chajjam for four part choir a cappella | 1949-1955 | 11' | |
| Vocal music choral works a cappella | Zehn Rubaijat des Omar Chajjam (2. Buch) for four part choir | 1949/1988 | 09' | |
| Vocal music voice and piano | Zwei Lieder [unpublished] for voice and piano | 1942 | 04' | |
| Chamber music 2-8 players duo | Zwei Stücke [unpublished] for violin and piano | 1948/1951 | 10' |