easy (1) - very difficult (5)
bcl. - bass clarinet
cbcl. - contrabass clarinet
altocl. - alto clarinet
cl. - clarinet
fl. - flute
org. - organ
cemb. - harpsichord
pn. - piano
perc. - percussion
rec. - recorder
brec. - bass recorder
vl. - violin
vla. - viola
vlc. - violoncello
str4tet - string quartet
tb. - tuba
electr. – live electronics/tape
composers A | composers B | composers C | composers D | composers E | composers F | composers G |
composers H | composers I and J | composers K | composers L | composers M | composers N and O |
composers P | composers R | composers S | composers T | composers U and V | composers W, X and Z
| Composer | Composition | Instrumentation | Difficulty | Year | Duration |
| Ibarra, Victor | Miniatures a tres | bcl.-fl.-pn. | 3 | 2003 | 6' |
| Illescas Peláez, Ernesto | Exposición and Haikus | bcl.-fl.-pn. | 2/3 | 2003 | 4' |
| Ingólfsson, Atli | Opna | bcl.-perc. | 4 | 1991 | 6' |
| Ishii, Maki | Traüme sind Schäume | bcl.solo | 3 | 2001 | 6' |
| Ishii, Maki | Tojirareta Fune op. 113 | bcl. soloist in Opera | 3 | 1999 | 110' |
| Ishii, Maki | Alternation II | bcl.-perc. | 3 | 1984 | 6' |
| Janázceková, Viera | Septet | bcl.-fl.-pn.-str4tet | 5 | 1999 | 12' |
| Janssen, Guus | Sprezzatura | bcl.solo | 3 | 1985 | 8' |
| Jarrell, Michael | Assonance III | bcl.-vlc.-pn. | 4/5 | 1989 | 12' |
| Jentzsch, Wilfried | ……und Ihr Schatten | bcl.-tape | 3 | 1985 | 12' |
| Jentzsch, Wilfried | Faktale melodie | altocl.-organ | 3 | 2000 | 14' |
| Jeths, Willem | Raptim | bcl.-fl.-pn. | 3 | 1988 | 14' |
| Jirásek, Ivo | Musique pour le café d'après-midi | bcl.-3cl. | 2 | 1972 | 11' |
| Jong, Christiaan de | Zuiderwind | bcl.-git.-org. | 2 | 2003 | 7' |
| Jong, Christiaan de | Vooruit | bcl.-tape | 3 | 2002 | 7' |
| Juozapaitis, Jurgis | Kaleidofonia nr.1 | bcl.-fl.-pn. | 3 | 1995 | 8' |