 | Omen - O3 Metal |  22.10.2021 |
 | Omer Avital - Free Forever Blues/Jazz |  12.04.2011 |
 | Omer Avital - Suite of the East Blues/Jazz | 24.04.2012 |
 | Omicida - Sacrifice The Bastard Son Metal | 30.06.2023 |
 | Omination - NGR Metal | 05.02.2021 |
 | Ominous Resurrection - Judgement Metal | 28.08.2020 |
 | Ominous Ruin - Amidst Voices That Echo In Stone Metal | 26.02.2021 |
 | Ominous Ruin - Requiem Metal | 09.05.2025 |
 | Ominous Scriptures - Rituals Of Mass Self-Ignition Metal | 27.01.2023 |
 | Omission - Disciples Of Ravens Vengeance Metal | 24.10.2023 |
 | Ommatidia - [Nowa Płyta] Metal | nieustalona |
 | Omnerod - The Amensal Rise Metal | 12.05.2023 |
 | Omni - Networker Alternatywa | 01.11.2019 |
 | Omni - Opera Omnia Rock | 07.01.2022 |
 | Omni - Souvenir Alternatywa | 16.02.2024 |