 
                                    | Fecha | Torneo de ajedrez | Estado | 
|---|---|---|
| 2023-10-13 to 2024-03-03 | Icelandic Team Championship 2023-24 - 1st div.  | Finalizado | 
| 2023-10-13 to 2024-03-03 | Icelandic Team Championship 2023-24 - 4th div.  | Finalizado | 
| 2022-10-14 to 2023-03-19 | Icelandic Team Championship 2022-23 - 4th div.  | Finalizado | 
| 2022-04-27 to 2022-04-27 | Hraðskákmót öðlinga 2022  | Finalizado | 
| 2022-01-16 to 2022-02-13 | Skákþing Reykjavíkur 2022  | Finalizado | 
| 2021-10-14 to 2021-10-14 | Alþjóðlega geðheilbrigðismótið 2021  | Finalizado | 
| 2021-10-11 to 2021-10-11 | Hraðskák TG 2021-10-11  | Finalizado | 
| 2021-10-01 to 2022-03-06 | Icelandic Team Championship 2021-22 - 1st league  | Finalizado | 
| 2021-08-26 to 2021-09-05 | European Individual Chess Championship 2021 - Reykjavik Open  | Finalizado | 
| 2021-02-17 to 2021-03-31 | Skákmót Öðlinga 2021  | Finalizado | 
| 2020-08-22 to 2020-08-30 | Islandsmotid i skak 2020 - Askorendaflokkur  | Finalizado | 
| 2020-08-22 to 2020-08-30 | Islandsmotid i skak 2020 - Askorendaflokkur  | Finalizado | 
| 2020-02-25 to 2020-02-25 | Skákhátíð MótX 2020 - hraðskák  | Finalizado | 
| 2020-02-12 to 2020-03-25 | Skákmót öðlinga 2020  | Finalizado | 
| 2020-01-07 to 2020-02-18 | Skákhátið MótX 2020 - B-flokkur  | Finalizado | 
| 2019-10-04 to 2021-03-07 | Icelandic Team Championship 2019-21 - 2nd division  | Finalizado | 
| 2019-08-22 to 2019-08-22 | Kringluskákmótið - Kringlan 2019  | Finalizado | 
| 2019-08-21 to 2019-08-21 | Borgarskákmótið 2019  | Finalizado | 
| 2019-02-13 to 2019-03-27 | Skákmót öðlinga 2019  | Finalizado | 
| 2019-02-06 to 2019-02-06 | Hraðskákmót Reykjavíkur 2019  | Finalizado | 
| 2019-01-08 to 2019-02-19 | Skákhátíð MótX 2019 B-flokkur  | Finalizado | 
| 2018-11-09 to 2019-03-02 | Icelandic Team Championship 2018-19 - 3rd division  | Finalizado | 
| 2018-11-08 to 2019-03-02 | Icelandic Team Championship 2018-19 - 1st division  | Finalizado | 
| 2018-10-29 to 2018-10-29 | Hraðskákmót Hugins (s) 2018  | Finalizado | 
| 2018-09-10 to 2018-10-15 | Meistaramót Hugins 2018 (sudur)  | Finalizado | 
| 2017-11-20 to 2017-11-20 | Atskakmot Reykjavikur og atskakmot Hugins 2017  | Finalizado | 
| 2017-10-21 to 2018-03-03 | Icelandic Team Championship 2017-18 - 3. Divison  | Finalizado | 
| 2016-09-30 to 2017-03-04 | Icelandic Team Championship 2016-17 - 2nd division  | Finalizado | 
| 2016-09-30 to 2017-03-04 | Icelandic Team Championship 2016-17 - 3rd division  | Finalizado | 
| 2016-09-30 to 2017-03-04 | Icelandic Team Championship 2016-17 - 2nd division  | Finalizado | 
| 2015-09-25 to 2016-03-05 | Icelandic Team Championship 2015-16 - 3rd division  | Finalizado | 
| 2014-10-03 to 2015-03-21 | Icelandic Team Championship 2014-15 - 3rd division  | Finalizado | 
| 2014-03-04 to 2014-03-12 | N1 Reykjavik Open 2014  | Finalizado | 
| 2013-02-19 to 2013-02-27 | Reykjavik Open 2013  | Finalizado | 
| 2012-03-30 to 2012-04-08 | Áskorendaflokkur Íslandsmótsins í skák 2012  | Finalizado | 
| 2012-03-06 to 2012-03-13 | Reykjavik Open 2012  | Finalizado | 
| 2011-11-25 to 2011-11-25 | Íslandsmótið í atskák  | Finalizado | 
| 2010-10-28 to 2010-10-28 | Stórmót í tilefni alþjóðlegs geðheilbrigðisdags  | Finalizado | 
| 2009-09-25 to 2010-03-06 | Icelandic Team Champ 3 div 2009-2010  | Finalizado | 
| 2007-10-12 to 2008-03-01 | Icelandic Team Championship 2007-2008 4. div  | Finalizado | 
| Fecha | Jugadores & Apertura | Resultado | ECO | Ver | 
|---|---|---|---|---|
| 2021.08.27 | Maggason, Oskar (1783 ) vs (2287) Milikow, Yoav European Individual Chess Championship 2021 - Reykjavik Open India Irregular | 0-1 | E10 | |
| 2021.08.26 | Blohberger, Felix (2502 ) vs (1783) Maggason, Oskar European Individual Chess Championship 2021 - Reykjavik Open Española Morphy - Archangelsk (Wing Attack) | 1-0 | C78 | |
| 2020.08.30 | Eliasson, Kristjan Orn (1754 ) vs (1826) Maggason, Oskar Islandsmotid i skak 2020 - Askorendaflokkur Escocesa - Escocesa Golmayo (Loyd) | 0-1 | C45 | |
| 2020.08.29 | Maggason, Oskar (1826 ) vs (1794) Jonsson, Olafur Gisli Islandsmotid i skak 2020 - Askorendaflokkur Semi-Eslava Merano - Chigorin | 0-1 | D46 | |
| 2020.08.28 | Sigurdarson, Logi vs (1826) Maggason, Oskar Islandsmotid i skak 2020 - Askorendaflokkur Gambito de Dama Rehúsado | 0-1 | D30 | |
| 2020.08.27 | Maggason, Oskar (1826 ) vs (1286) Moller, Tomas Islandsmotid i skak 2020 - Askorendaflokkur Holandesa | 1-0 | A84 | |
| 2020.08.26 | Haraldsson, Sigurjon (1848 ) vs (1826) Maggason, Oskar Islandsmotid i skak 2020 - Askorendaflokkur Caballo de Rey - Gambito Escocés | 1-0 | C44 | |
| 2020.08.25 | Maggason, Oskar (1826 ) vs (1208) Heidarsson, Mikael Bjarki Islandsmotid i skak 2020 - Askorendaflokkur Gruenfeld del Cambio (Clásica) | 1-0 | D86 | |
| 2020.08.24 | Hreinsson, Johann Helgi (1295 ) vs (1826) Maggason, Oskar Islandsmotid i skak 2020 - Askorendaflokkur Gambito de Dama Rehúsado - Cambio | 1/2-1/2 | D35 | |
| 2020.08.22 | Maggason, Oskar (1826 ) vs (1161) Kjartansson, Arnar Logi Islandsmotid i skak 2020 - Askorendaflokkur Francesa - Cambio | 0-1 | C01 | |
| 2019.03.20 | Ingvarsson, Kjartan (1812 ) vs (1811) Maggason, Oskar Skákmót oeðlinga 2019 Holandesa Bird | 1-0 | A03 | |
| 2019.03.13 | Maggason, Oskar (1811 ) vs (1058) Kristbergsson, Bjorgvin Skákmót oeðlinga 2019 Gambito de Dama | 1-0 | D06 | |
| 2019.03.06 | Jonasson, Hordur (1503 ) vs (1811) Maggason, Oskar Skákmót oeðlinga 2019 Española Cerrada - Española Cerrada | 1-0 | C90 | |
| 2019.02.27 | Maggason, Oskar (1811 ) vs (2187) Ptacnikova, Lenka Skákmót oeðlinga 2019 Robatsch - Tres Peones | 0-1 | B06 | |
| 2019.02.20 | Sigurvaldason, Hjalmar (1528 ) vs (1811) Maggason, Oskar Skákmót oeðlinga 2019 Inglesa Agincourt | 0-1 | A13 | |
| 2019.02.13 | Maggason, Oskar (1811 ) vs (2175) Ingvason, Johann Skákmót oeðlinga 2019 Juego del Centro - Danesa (Sorensen) | 0-1 | C21 | 
| Fecha | Jugadores & Apertura | Resultado | ECO | Ver | 
|---|---|---|---|---|
| 2021.08.28 | Hallmundarson,Birkir (1095) vs (1783) Maggason,Oskar 21st ch-EUR Indiv 2021 Gambito Reti | 0-1 | A09 | |
| 2021.09.01 | Koellner,Aaron Noah (2248) vs (1783) Maggason,Oskar 21st ch-EUR Indiv 2021 India - Trompowsky | 1-0 | A45 | |
| 2021.08.31 | Maggason,Oskar (1783) vs (1487) Gade,J 21st ch-EUR Indiv 2021 Juego del Centro - Danesa | 1-0 | C21 | |
| 2021.08.27 | Maggason,Oskar (1783) vs (2287) Milikow,Yoav 21st ch-EUR Indiv 2021 India Irregular | 0-1 | E10 | |
| 2021.08.26 | Blohberger,Felix (2502) vs (1783) Maggason,Oskar 21st ch-EUR Indiv 2021 Española Morphy - Archangelsk (Wing Attack) | 1-0 | C78 | |
| 2021.08.30 | Domalchuk-Jonasson,Aleksandr (2052) vs (1783) Maggason,Oskar 21st ch-EUR Indiv 2021 Gambito de Dama Rehúsado - Cambio | 1-0 | D35 | |
| 2021.08.29 | Maggason,Oskar (1783) vs (2172) Player,E 21st ch-EUR Indiv 2021 Gambito de Dama Aceptado Showalter | 0-1 | D24 | |
| 2018.11.09 | Maggason, Oskar (1814) vs (2140) Sigurdsson, Sa TCh-ISL Div 1 2018-19 Alekhine - Maroczy | 0-1 | B02 | |
| 2018.11.11 | Jonasson, B (2205) vs (1814) Maggason, Oskar TCh-ISL Div 1 2018-19 Española Cerrada - Pilnik | 0-1 | C90 | |
| 2016.10.01 | Magnusson, A. (1682) vs (1793) Maggason, Oskar TCh-ISL Div 2 2016-17 Caballo de Rey - Ponziani | 1/2-1/2 | C44 | |
| 2014.03.11 | Maggason, Oskar (1882) vs (1309) Sigurdarson, Alec El N1 Reykjavik Open 2014 Juego del Centro - Danesa | 1-0 | C21 | |
| 2014.03.10 | Jonasson, Hordur (1526) vs (1882) Maggason, Oskar N1 Reykjavik Open 2014 Española Berlin | 1-0 | C65 | |
| 2014.03.09 | Maggason, Oskar (1882) vs (1510) Davidsdottir, Nansy N1 Reykjavik Open 2014 Neo-India | 1/2-1/2 | E00 | |
| 2014.03.08 | Steinthorsson, Felix (1530) vs (1882) Maggason, Oskar N1 Reykjavik Open 2014 Semi-Eslava - Anti-Merano | 1/2-1/2 | D43 | |
| 2014.03.07 | Maggason, Oskar (1882) vs (1599) Einarsson, Oskar Lon N1 Reykjavik Open 2014 Gruenfeld Spassky | 0-1 | D87 | |
| 2014.03.06 | Runarsson, G. (2048) vs (1882) Maggason, Oskar N1 Reykjavik Open 2014 Francesa Paulsen - Burn | 1-0 | C11 | |
| 2014.03.05 | Maggason, Oskar (1882) vs (1595) Magnusdottir, Veroni N1 Reykjavik Open 2014 Semi-Eslava | 1-0 | D45 | |
| 2014.03.05 | Shaheen, Sameh vs (1882) Maggason, Oskar N1 Reykjavik Open 2014 Reti India de Rey | 1-0 | A07 | |
| 2014.03.04 | Maggason, Oskar (1882) vs (2341) Klundt, K. N1 Reykjavik Open 2014 Eslava Rubinstein | 0-1 | D11 | |
| 2013.02.25 | Kjartansson, Dag (1623) vs (1903) Maggason, Oskar Reykjavik Open 2013 Inglesa Siciliana (Dos Caballos) - Carls | 1-0 | A22 | |
| 2013.02.24 | Maggason, Oskar (1903) vs (2075) Raddatz, M. Reykjavik Open 2013 Gruenfeld Tres Caballos (Burille) - Paris | 0-1 | D94 | |
| 2013.02.23 | Drill, F. (2124) vs (1903) Maggason, Oskar Reykjavik Open 2013 Juego del Centro | 1-0 | C21 | |
| 2013.02.22 | Maggason, Oskar (1903) vs (2125) Herbold, M. Reykjavik Open 2013 Pirc - Jansen | 1/2-1/2 | B07 | |
| 2013.02.21 | Sundsbo, Sigve vs (1903) Maggason, Oskar Reykjavik Open 2013 Gambito de Dama Rehúsado - Cambio | 0-1 | D35 | |
| 2013.02.20 | Maggason, Oskar (1903) vs (2235) Karason, A. Reykjavik Open 2013 Moderna | 0-1 | A41 | |
| 2013.02.20 | Thorhallsson, Simon (1451) vs (1903) Maggason, Oskar Reykjavik Open 2013 Gambito de Dama Rehúsado - Cambio | 0-1 | D35 | |
| 2013.02.19 | Maggason, Oskar (1903) vs (2462) Andersen, Mad Reykjavik Open 2013 Gruenfeld del Cambio (Clásica) | 0-1 | D86 | |
| 2012.03.13 | Maggason, Oskar vs (2040) Mass, E. Reykjavik Open Gambito de Dama Rehúsado - Charousek | 1-0 | D31 | |
| 2012.03.12 | Petersson, Baldur T (1524) vs Maggason, Oskar Reykjavik Open Dos Caballos - Abierta (Escocesa) | 1/2-1/2 | C55 | |
| 2012.03.11 | Maggason, Oskar vs (1941) Bharat, V. Reykjavik Open Siciliana Alapin | 0-1 | B22 | |
| 2012.03.11 | Magnusson, Thorstei vs Maggason, Oskar Reykjavik Open Gambito de Dama Rehúsado | 0-1 | D35 | |
| 2012.03.10 | Maggason, Oskar vs (2217) Langer, M USA. Reykjavik Open Benoni Moderna Peón de Rey | 0-1 | A65 | |
| 2012.03.09 | Saemundsson, B. (1947) vs Maggason, Oskar Reykjavik Open Pirc | 1-0 | B07 | |
| 2012.03.08 | Maggason, Oskar vs (2007) Murray, Mike Reykjavik Open Peón de Dama Irregular - Nimzovich | 1/2-1/2 | A40 | |
| 2012.03.07 | Bjornsson, E. (2000) vs Maggason, Oskar Reykjavik Open Inglesa Agincourt - Neo-Catalana | 1/2-1/2 | A13 | |
| 2012.03.06 | Maggason, Oskar vs (2239) Einarsson, H. Reykjavik Open Holandesa - Raphael | 0-1 | A80 |