|  | The Gentle Storm |  | The Diary (2015) |  |  | Symphonic Progressive Metal, Folk | - | 0 | 
|  | The Gentle Storm |  | Heart of Amsterdam (2015) [Single] |  |  | Symphonic Progressive Metal, Folk | - | 0 | 
|  | CHON |  | Grow (2015) |  |  | Progressive Rock, Math Rock, Jazz Fusion | 90 | 1 | 
|  | Barren Earth |  | On Lonely Towers (2015) |  |  | Progressive Melodic Death Metal, Doom Metal | - | 0 | 
|  | Fulgora |  | Stratagem (2015) [Compilation] |  |  | Progressive Death Metal | - | 0 | 
|  | CHON |  | Grow (2015) |  |  | Progressive Rock, Math Rock, Post-Hardcore | - | 0 | 
|  | Von Hertzen Brothers |  | New Day Rising (2015) |  |  | Progressive Rock, Alternative Rock | - | 0 | 
|  | Grooms of the Stool |  | The Absence of All Good (2015) |  |  | Progressive Death Metal | - | 0 | 
|  | Ne Obliviscaris |  | Hiraeth (2015) [EP] |  |  | Extreme Progressive Metal | - | 0 | 
|  | Ne Obliviscaris |  | Sarabande to Nihil (2015) [EP] |  |  | Extreme Progressive Metal | - | 0 | 
|  | NERVO |  | Haute Mess (2015) [Single] |  |  | EDM, Electro, Progressive House | - | 0 | 
|  | Anekdoten |  | Until All the Ghosts Are Gone (2015) |  |  | Progressive Rock, Symphonic Prog | - | 0 | 
|  | Oneohtrix Point Never |  | Commissions II (2015) [EP] |  |  | Progressive Electronic, Ambient, Drill And Bass, Plunderphonics | - | 0 | 
|  | Mastodon |  | Atlanta (2015) [Single] |  |  | Progressive Metal, Progressive Rock | - | 0 | 
|  | Rolo Tomassi |  | Opalescent (2015) [Single] |  |  | Progressive Rock, Alternative Rock, Post-Rock | - | 0 | 
|  | Mew |  | + - (2015) |  |  | Dream Pop, Indie Pop, Progressive Pop, Indie Rock, Alternative Rock | - | 0 | 
|  | FM |  | Transformation (2015) |  |  | Progressive Rock, Symphonic Prog | - | 0 | 
|  | Kamelot |  | Haven (2015) |  |  | Power Metal, Progressive Metal, Symphonic Metal | - | 0 | 
|  | Noturnall |  | Back to Fuck You Up! (2015) |  |  | Progressive Metal | - | 0 | 
|  | Arcturus |  | Arcturian (2015) |  |  | Avant-garde Progressive Metal, Black Metal | - | 0 | 
|  | Ozric Tentacles |  | Technicians of the Sacred (2015) |  |  | Space Rock, Progressive Rock, Progressive Electronic, Ambient Dub, Post-Rock, Jam Band | - | 0 | 
|  | Zedd |  | True Colors (2015) |  |  | Electro House, Progressive House, Electropop, Big Room | - | 0 | 
|  | Alesso |  | Forever (2015) |  |  | Progressive House, Electro House | - | 0 | 
|  | Leprous |  | The Congregation (2015) |  |  | Progressive Metal | - | 0 | 
|  | Jarrod Alonge |  | Beating a Dead Horse (2015) |  |  | Parody Music, Metalcore, Deathcore, Technical Death Metal, Post-Hardcore, Pop Punk, Easycore, Hardcore Punk, Melodic Hardcore, Emo, Indie Rock, Djent, Progressive Metal, Crunkcore | - | 0 | 
|  | Eschatos |  | The Grand Noir (2015) |  |  | Progressive Black Metal | - | 0 | 
|  | The Great Discord |  | Duende (2015) |  |  | Progressive Metal | - | 0 | 
|  | Big Big Train |  | Wassail (2015) [EP] |  |  | Progressive Rock, Symphonic Prog, Neo-Prog | - | 0 | 
|  | Symphony X |  | Without You (2015) [Single] |  |  | Progressive Metal | - | 0 | 
|  | The Aristocrats |  | Tres Caballeros (2015) |  |  | Jazz Fusion, Progressive Rock, Jazz-Rock | - | 0 |