(incomplete)
| Title | Year | Instruments | Duration in minutes | Performances |
|---|---|---|---|---|
| Beep | 1984 | Audiovisual installation, ZX Spectrum | Inf. | |
| Fanfare | 1991 | 4 trumpets, computer and MIDI controlled synthesizer | 5 | Félagsbíó, Keflavík |
| Undir Garðskagavita | 1996 | Voice. Alt-sax. Bsn. Horn in F. Vln. Gtr. Pno. | 6 | Sæborg, Garði |
| Þrjúll | 1997 | Clarinet, Horn & Cello. | 10 | |
| Gerard Doustr. 32 A | 1998 | Trio for clarinet, harp and drum set. | 7 | Autumn 1999 - UNM festival, Gothenburg. |
| ÞRÍR | 1999 | 3x Trp, 3x Trb. 2x Bar. Tb. and Triangle. | 12 | March 2000 in Korzo Theater, Den Haag. |
| Sæl | 1999 | Midi organ | 8 | 11/4/1999 in Kees van Baren Zaal, Den Haag |
| 311199-5449 | 1999 | Piccolo trompet, Violin, Harpsichord, Tuba and Timpano. | 8 | March 2000 in Korzo, Den Haag. UNM festival 2000. |
| 1 í djúpi - konsert fyrir fagott | 2000 | Bassoon, 2x Clarinet, 2x Batteria | 8 | 08/04/00 in Iðnó by Atónal Futúr |
| Nú skyldi ég hlæja (væri ég ekki dauður) | 2001 | Low voice (alto or bass) soprano recorder, violin, bass clarinet, trombone, electric guitar, piano, contrabass, percussion. | 12 | Spring 2001 - IJsbreker, Amsterdam - Maarten Altena Ensemble. |
| Hap/Kjamms | 2001 | Bass flute, Bass clarinet, Contrabassoon, Computer, Guitar, Percussion, Viola, Cello, Contrabass. | 10 | 23.08.01 in Salurinn í Kópavogi by Atonal Futúr. Also in Ysbreker, Amsterdam |
| 435271 | 2002 | Saxophone, Accordion, Bass. | 7 | Poing!. |
| 20022002 | 2002 | Fl, Ob, Cl, Hn, Bsn, Vib, Hp, Pno, Guit, Mar, 2x Vln, Vla, Vc, Cb. | 9 | 20.02.2002 Korzo Theater, Den Haag for the royal ensemble. |
| Survivor | 2003 | Solo brass instrument and Computer. | 6 | Stefán Jón Bernharðsson at Klink og bank, 2004. |
| Konsert | 2003 | Metal percussion & 58 instruments. | 7 | Blásarasveit Reykjavíkur at Myrkir músíkdagar, Reykjavík, 2003. |
| Könguló kónguló | 2003 | MalletKat, percussion & computer | 6 | Michael Manion, Köln |
| Ísland úr NATÓ! - göngulag | 2003 | 3x Trumpet, 3x Trombone, Oboe, Bassoon, 2x Glockenspiel, Marinba, Percussion. | 9 | Nemendur Tónlistarskóla Reykjanesbæjar, Ljósanótt 2003 (?) |
| úouúeoúuaoúueúoiúuoaúeuoúí | 2004 | Percussion & Computer. | 6 | |
| Lúr | 2004 | Picc. Trp. 3x Trp. Flugel, Alto Trb. 3x Trb, Bass Trb, Euph, Tba, Timp, Tri, Tam, Roto, Tom, Bass dr, Glsp, Pno, Cb. | ||
| ÷ | 2004 | Flute, Clarinet, Computer. | Kristjana Helgadóttir, Ingólfur Vilhjálmsson, Salurinn kópavogi | |
| Tokkata & Fuga | 2005 | Garden-hose trumpet, electric guitar, retuned melodica, glass harmonica, laptop computer, contrabass, kazoo. | 8 | Aton, october 2006 |
| Borar | 2005 | Contra Bassoon & Bass Drum. | 10 | Snorri Heimisson and Ólafur Björn Ólafsson at Kaffi Kúltúr 2005. |
| Ættleysingi - fanfare | 2005 | 4x Cornet, Horn in F, Prep. Piano, 2x Xylophone, Bass drum. | For young music students | |
| 360° | 2005 | Piano or other instruments | 5 | Birthday concert, 30.8.2005, Hrönn Þráinsdóttir |
| 356° | 2005 | for 2 instruments, interactive animated notation | 6 | Tobias Guttmann and Ingólfur Vilhjálmsson, Reykjavík. Dean Ferrell and Sigurður Halldórsson, Copenhagen. Ingi Garðar Erlendsson and Páll Ivan frá Eiðum, New York. |
| 32 | 2005 | 3x Trp, 3x trb, pno, tba, contrabass, perc, glsp. | 7 | UNM festival 2005. Uusinta ensemble. Birthday-concert 30.08.2005 at Klink og Bank. |
| 355° | 2006 | Sub-Contra Bass Flute, Contra-Bass Clarinet in B, Contrabassoon, Contra-Bass Trombone, Piano, Electric Bass, Roto-Drums, Contraphone. | 9 | |
| Travels in Iceland 1810 | 2007 | Flute, 2x Clarinet in B, Alto Saxophone, Tenor Saxophone, Euphonium, Percussion, Xylophone. | 6 | Stóra upplestrarkeppnin, 14. mars 2007, Ytri-Njarðvíkurkirkja, young music students from Keflavík Music School |
| SOOSSOOS | 2007 | Piano, Quadrophonic soundsystem with prepared speakers. A version of 20022002 | 8 | Tinna Þorsteinsdóttir at Amina Gallery 7.7.2007. |
| K&B -prelúdía -ákall | 2007 | Mixed choir with toothbrushes | 5 | Nýló-choir at Iceland Airwaves 2007 |
| Fjallgöngulag. | 2007 | Wind band | Landsmót S.Í.S.L. í Hornafirði 2007. | |
| 337° | 2007 | Bass Clarinet & Percussion | 8 | CD recording: Dualism, Ingólfur Vilhjálmsson & Tobias Guttman |
| Annáll | 2008 | 2x Trumpet, 2x trombone, video and computer | 12 | Karl Snorri Einarsson, Andrés Björnsson, Eyþór Kolbeins, Valdimar Guðmundsson. 15.06.2008 at Íþróttahúsinu Garði. |
| 328° | 2008 | 2 or 4 instruments. | 6 | Duo Harpverk, The Nordic House, Reykjavík, May 2008. Caput, kopenhagen |
| 320° | 2009 | Three rúsínur for 10 Bassoons. | 3 | S.L.Á.T.U.R.'s New Year's Concert, Fríkirkjan, 9.1.2009. |
| 319° | 2009 | For 2 performers (2 Toy Pianos, Percussion, smoke, lights and playback). | 7 | Tinna Þorsteinsdóttir & Frank Aarnik at Hafnarborg. |
| 315° | 2009 | for 4 performers (voices and instruments) | 5 | Norræna húsið, Þríhorn Project. S.L.Á.T.U.R. Scandinavia Trip |
| 314° | 2009 | Music for tunnels | 1440 | Printed in Morgunblaðið, Lesbók |
| 313° | 2009 | Audio piece in 7 movements with re-structuralized samples of 2 tubas, stones, voice and sine generators. | 19 | Hefti 1, Album with music by S.L.Á.T.U.R. members |
| 312° | 2009 | 3 instruments and audience. | 7 | Premiere: POING!. Ultima festival 2009. Other performances: Hestbak. The Nordic house, Reykjavík. Sequences. 2009. Hestbak. Hemmi & Valdi. Grapevine Grassroots. 2009. Birthdayconcert. 30.08.10. More Poing.. |
| 309° | 2009 | For 48 melodic instruments, percussion and video | 8 | |
| Bíltúr-jeppi | 2010 | Installation and performance for audio, lightbulbs, whipped cream, kleinur, hot chocolate, mechanical percussion, exhaust flute and a black lagoon. | Composed by Áki Ásgeirsson, Páll Ivan Pálsson and Halldór Úlfarsson at Litla gjörningahátíðin in Vogar, October 2010. | |
| 307° | 2010 | For Skmendanikka | 2 | Nýárstónleikar 2010 |
| 306° | 2010 | Bass clarinet & Computer. | 4 | Ingólfur Vilhjálmsson. The Nordic house, Reykjavík. 9.5.2010. |
| 305° | 2010 | Flute, bass clarinet, cello, harp, piano, 5 laptops (for notation) and computer (for OSC message sending and multichannel sound processing). | 18/5/2010, Defun Ensemble, Re:New festival; 2/10/2010, Defun ensemble, Sláturtíð; | |
| 304° | 2010 | Piano | Tinna Þorsteinsdóttir | |
| 303° | 2010 | For supermarket cash counters with conveyor belt. | As a part of the movie GE9N, by Haukur Már Helgason | |
| 297° | 2010 | Piano, rainstick and video | Tinna Þorsteinsdóttir | |
| 296° | 2011 | a) Performance piece for stones, langspil and computer, 6 minutes. b) Performance piece for bicycle and computer, 129 minutes with first ca 7 minutes inside concert hall. c) installation version for computer and a very small bell. | 6, 129 or inf. | Ferskir vindar, Garði. Nýárstónleikar S.L.Á.T.U.R.. Afmælistónleikar 2015 |
| 295° | 2011 | For violin and piano | Marta Ákadóttir and Ólína Ákadóttir. Una Sveinbjarnardóttir and Tinna Þorsteinsdóttir | |
| 293° | 2011 | For Halldorophone, Thranophone and computer | 2.april.2011 Listasafn Íslands, Ingi Garðar Erlendsson and Sandra Snæbjörnsdóttir. 5.mai.2011 RAFLOST Festival | |
| 290° | 2011 | For 8 metal objects from airplane wheel rims and brakes, electromagnets and computer controller | S.L.Á.T.U.R. Composition Week, Samkomuhúsið Garði, júní 2011. | |
| 285° | 2011 | For 12 ping pong balls, 7 loudspeakers and computer | Nýárstónleikar 2012, Tónverkamiðstöð Skúlatúni | |
| Clarinet Yoga | 2012 | Clarinet and audio playback. | 10 | Jófríður Ákadóttir 4/15/2012 |
| 283° | 2012 | Piano and computer running video/audio program using material by surrounding composers. | Tinna Þorsteinsdóttir | |
| 248° | 2012 | For wind ensemble, conductor (with baton sensor), interactive video projections, smoke machines and computers. | 3.mars.2012 Tectonics Festival, Harpa. 10.okt.2012 Nordic Music Days, Stockholm | |
| 10 explosions | 2012 | For gun blast, confetti bomb, balloon, door bombs, car tire tube, fire crackers, inflatable pool, champagne, balloon plate and more confetti bombs. | 3 | Fengjastrútur - Tectonics Festival - 23/3/2012 |
| 268° | 2013 | For large choir | 23.april.2013 Barnamenningarhátíð, Harpa | |
| 264° | 2013 | For voice, MIDI controlled church organ and computer | 23.ág.2013 Kirkjulistahátíð, Hallgrímskirkja | |
| Stærðfræði | 2014 | For young music students | 6 | Upplestrarkeppni, Duus hús, Keflavík. |
| 252° | 2014 | For bass clarinet and computer | Sláturtíð 2014, Ingólfur Vilhjálmsson | |
| 250° | 2014 | Film performance by Halldór Úlfarsson and Áki Ásgeirsson with video recordings from Breiðafjörður, fresh vegtables and fruit, live music and playback. | Mengi 5.des.2014, Halldór Úlfarsson and Áki Ásgeirsson | |
| 248° | 2015 | For clarinet, bass clarinet, pendulum loudspeaker and computer | Dark music days 2015, Ingólfur Vilhjálmsson | |
| 247° | 2015 | for brass ensemble, contrabass, contrabassoon, metal percussion, frank and katie (duo harpverk) | 7 | Tectonics 2015: Iceland Symphony Orchestra |
| 242° | 2015 | free instrumentation | 5 | Duo Harpverk, Sunnlenska bókakaffið, Selfossi |