| RELEASE DATE | ARTIST NAME | ALBUM TITLE | GENRE | REVIEW LINK |
| May 01, 2023 | Ocean’s Edge | The Voyager | Progressive Metal | |
| May 01, 2023 | Asatta | Deserve to Die | Doom | |
| May 01, 2023 | Ola Englund | The Chug Project, Vol.1 | Progressive Metal | |
| May 01, 2023 | Jon Brændsgaard Toft | Brick By Brick | Folk Prog | |
| May 01, 2023 | Grief Collector | In Times of Woe | Doom | |
| May 01, 2023 | NevBorn | Alkaios · Part I · The Eagle | Progressive Post-Rock | |
| May 01, 2023 | Bone Mountain | Skull | Stoner, Doom | |
| May 02, 2023 | Marrowind | Rituals and Prophecies EP | Doom, Stoner | |
| May 03, 2023 | Cult of Sheev | The Book of Dead | Doom, Stoner | |
| May 03, 2023 | Home Brewed Universe | Worldview | Instrumental Progressive Rock/Metal | |
| May 03, 2023 | Charles Brown | A New Awakening | Instrumental Progressive Rock | |
| May 03, 2023 | Inhale | Easy Way Out | Doom, Stoner | |
| May 04, 2023 | Marco Ragni | Illusory motion | Psychedelic Rock, Progressive Rock | |
| May 04, 2023 | François Thollot | Revolution | InstrumentalProgressive Rock | |
| May 04, 2023 | Elegant Simplicity | Don’t Look Down (at the End of the World) | Progressive Rock | |
| May 05, 2023 | Epic Down | Equinox Pt.2 | Doom | |
| May 05, 2023 | Mother Divine | Space Creation | Progressive Metal | |
| May 05, 2023 | Monika Roscher Bigband | Witchy Activities And The Maple Death | Jazz Prog, Art Rock | |
| May 05, 2023 | Psycho Face | The Firmament | Progressive Metal | |
| May 05, 2023 | Wyatt Earp | Gods & Bullets | Heavy Prog | |
| May 05, 2023 | Marekvist | Varde | Folk Prog | |
| May 05, 2023 | The Legendary Flower Punk | Romantic Warrior Strikes Again | Instrumental Progressive Rock | |
| May 05, 2023 | Marco Minnemann | Their Colors Fade | Progressive Rock | |
| May 05, 2023 | Cairo | Nemesis | Progressive Rock | |
| May 05, 2023 | Kanaan | Downpour | Instrumental Psychedelic Rock | |
| May 05, 2023 | Sproingg | Hirnkäse | Progressive Rock | |
| May 05, 2023 | Cinétiqua | Crossing Borders EP | Folk Prog, Jazz Prog | [REVIEW] |
| May 05, 2023 | Vvon Dogma I | The Kvlt of Glitch | Instrumental Progressive Avant Metal | |
| May 05, 2023 | Antilabé | Animi Motus | Progressive Rock | |
| May 05, 2023 | Sovereign Council | World on Fire EP | Symphonic Progressive Metal | |
| May 05, 2023 | Tyler Kamen | Bamboozle Tesseract | Progressive Rock | |
| May 05, 2023 | Neolia | Neolia | Progressive Metal | |
| May 05, 2023 | a.P.A.t.T. | We | Avant Prog, Art Rock | |
| May 05, 2023 | Blood Ceremony | The Old Ways Remain | Psychedelic Rock, Doom | |
| May 05, 2023 | Vintersea | Woven into Ashes | Progressive Metal | |
| May 05, 2023 | Iron Hearse | Super Heavy Incendiary Transmissions | Doom | |
| May 05, 2023 | Lumsk | Fremmede Toner | Progressive Rock, Folk Prog | |
| May 05, 2023 | Saturniidae | Book of Rituals | Stoner, Doom | |
| May 07, 2023 | Darkflow | Insane Circus | Progressive Metal | |
| May 07, 2023 | Grip | Solstici | Doom, Stoner | |
| May 10, 2023 | Planestrider | Three Days’ Time | Stoner | |
| May 11, 2023 | R’lyeh | Citizen K | Doom, Stoner | |
| May 12, 2023 | Alconaut | Endless Skies | Stoner | |
| May 12, 2023 | Chaos Inside | The Raven, the Joker and the Machine | Progressive Metal | |
| May 12, 2023 | Pulsonica | Eco Infinito | Instrumental Jazz Prog | |
| May 12, 2023 | LSDoom | Them | Avant-Garde/Experimental, Psychedelic Rock, Doom | |
| May 12, 2023 | Omenrod | The Amensal Rise | Progressive Metal | |
| May 12, 2023 | Il Cerchio D’Oro | Pangea E Le Tre Lune | Rock Progressivo Italiano | |
| May 12, 2023 | Hackberry | Breathing Space | Instrumental Heavy Prog | |
| May 12, 2023 | Their Dogs Were Astronauts | Momentum | Instrumental Progressive Metal | |
| May 12, 2023 | Void Master | The Persistent Rot of Existence | Doom, Stoner | |
| May 12, 2023 | Chaos Inside | The Raven, the Joker and the Machine | Progressive Metal | |
| May 12, 2023 | Subterfuge | Philosopher | Progressive Metal | |
| May 12, 2023 | Hex A.D. | Delightful Sharp Edges | Progressive Doom Metal | |
| May 12, 2023 | Rod1313 | Overcome | Progressive Metal | |
| May 12, 2023 | They Watch Us from the Moon | Cosmic Chronicles, Act I: The Ascension | Stoner, Doom | |
| May 14, 2023 | Skincase | Honka Wonka | Stoner, Doom | |
| May 15, 2023 | Mystery | Redemption | Progressive Rock | |
| May 16, 2023 | Jay Tausig | | Instrumental Psychedelic | |
| May 16, 2023 | Egor Lappo | Abandoned Corners | Progressive Rock | |
| May 17, 2023 | Moonstone | Growth | Doom, Stoner | |
| May 19, 2023 | Botanist | VIII: Selenotrope | Progressive Post-Metal | |
| May 19, 2023 | Greyfox Agenda | One With The Sound | Progressive Rock | |
| May 19, 2023 | Ring of Gyges | Metamorphosis | Heavy Prog | |
| May 19, 2023 | Horizon’s End | The Great Destroyer | Progressive Metal | |
| May 19, 2023 | ESP Project | Reverie | Symphonic Prog | |
| May 19, 2023 | DROTT | TROLL | Instrumental Progressive Rock | |
| May 19, 2023 | Bend the Future | Sounds So Wrong | Progressive Rock, Jazz Prog | [REVIEW] |
| May 19, 2023 | Giant The Vine | A Chair At The Backdoor | Instrumental Progressive Post-Rock | [REVIEW] |
| May 19, 2023 | The Ocean | Holocene | Progressive Post-Rock | |
| May 19, 2023 | Yes | Mirror to the Sky | Progressive Rock | [REVIEW] |
| May 19, 2023 | Nospūn | Opus | Progressive Metal | [REVIEW] |
| May 19, 2023 | Dave Foster Band | Glimmer | Progressive Rock | |
| May 19, 2023 | New Dawn Fades | Forever EP | Doom, Stoner | |
| May 19, 2023 | Aegir | The Awakening | Progressive Metal | |
| May 19, 2023 | Horizon’s End | The Great Destroyer | Progressive Metal | |
| May 19, 2023 | Gozu | Remedy | Stoner, Doom | |
| May 19, 2023 | Ring of Gyges | Metamorphosis | Heavy Prog | |
| May 20, 2023 | Bounded Rationality | Bounded Rationality EP | Progressive Metal | |
| May 20, 2023 | Crypto Knight | Summer Skies” EP | Progressive Rock | |
| May 21, 2023 | iVi | Err or Errata | Stoner, Doom | |
| May 21, 2023 | Sound Of Strangers | Crossing Borders | Neo Prog | |
| May 21, 2023 | Allomerus | Broken Symmetry | Progressive Rock | |
| May 22, 2023 | Cactus Cathedral | Suspending All Belief | Stoner, Doom | |
| May 22, 2023 | Distorted Force | Angelic Bloodshed | Progressive Metal | |
| May 22, 2023 | Wolf Pelt | Wolf Pelt EP | Progressive Doom Metal | |
| May 23, 2023 | Prophets of Conviction | 7 | Progressive Metal | |
| May 24, 2023 | Adam Jurczyński | Breath | Art Rock, Progressive Rock | |
| May 25, 2023 | Triciclo | 00 11 37 EP | Stoner, Doom | |
| May 26, 2023 | Ockra | Gratitude | Progressive Doom Metal | |
| May 26, 2023 | Sweat | Who Do They Think They Are? | Classic Rock | [REVIEW] |
| May 26, 2023 | Seven Impale | Summit | Heavy Prog, Jazz Prog | [REVIEW] |
| May 26, 203 | Oceanlord | Kingdom Cold | Psychedelic Rock, Doom | |
| May 26, 2023 | Godsticks | This Is What A Winner Looks Like | Progressive Metal | [REVIEW] |
| May 28, 2023 | Swamp Fire | Invasive Species – Part I EP | Psychedelic Rock, Stoner | |
| May 29, 2023 | Wytches Moon | Grimoire II: Abrahadabra | Psychedelic Doom, Stoner | |
| May 30, 2023 | Le Vele di Oniride | La Quadratura del Cerchio | Rock Progressivo Italiano | [REVIEW] |
| May 31, 2023 | Dodo Resurrection II | A Treatise on Ceremonial Magic | Psycheedlic Rock, Progressive Rock | [REVIEW] |
