| RELEASE DATE | ARTIST NAME | ALBUM TITLE | GENRE | REVIEW LINK |
| December 01, 2023 | Singlelito | Pahntark | Progressive Rock | |
| December 01, 2023 | Christian Pearson | Purpose EP | Progressive Metal | |
| December 01, 2023 | Edena Gardens | Dens | Psychedelic Rock | |
| December 01, 2023 | Isospin | Aftermath Chronicles | Progressive Metal | |
| December 01, 2023 | Magnesis | Neige en Décembre | Progressive Rock | |
| December 01, 2023 | Tuatha de Danann | The Nameless Cry | Progressive Folk Rock/Metal | |
| December 01, 2023 | Rubber Tea | From A Fading World | Progressive Rock, Jazz Prog | |
| December 01, 2023 | Ender | Lamplighter EP | Progressive Doom Metal | |
| December 01, 2023 | Travis Orbin | Silly String III | Progressive Rock | |
| December 01, 2023 | Damascus Steel | War | Progressive Metal | |
| December 01, 2023 | Quásar | Quásar | Symphonic Prog | |
| December 01, 2023 | Mark Wylie | Noumena | Progressive Metal | |
| December 01, 2023 | Sandro Cuzzetto | Sonic Atmosphere | Progressive Rock | |
| December 01, 2023 | Bjørkø | Heartrot | Progressive Metal | |
| December 01, 2023 | Mountain of Misery | Anthem of Sadness EP | Psychedelic Doom | |
| December 01, 2023 | Vespero | De Ludo Globi | Progressive Rock, Krautrock, Experimental | [REVIEW] |
| December 01, 2023 | Dixie Goat | Order, Chaos, Life and Death | Stoner/Doom | |
| December 01, 2023 | Daimos | A World Beyond | Progressive Metal, Progressive Rock | |
| December 01, 2023 | Proportions | Conundrum | Progressive Rock, Jazz Prog | |
| December 01, 2023 | The Company Corvette | Little Blue Guy | Stoner/Doom | |
| December 01, 2023 | ISOSPIN | Aftermath Chronicles | Progressive Metal | |
| December 01, 2023 | Mortalicum | Epilogue of Life | Doom, Heavy Rock | |
| December 01, 2023 | Kafod | Ciclos | Progressive Rock | |
| December 01, 2023 | Troll Teeth | Troll Teeth: Sluagh Vol. 1 EP | Stoner/Doom | |
| December 01, 2023 | Joe Bailey | Splinters | Progressive Rock | |
| December 01, 2023 | Giant Sky | Giant Sky II | Art Rock, Post-Rock | |
| December 01, 2023 | Corruption | Road Kill EP | Stoner | |
| December 02, 2023 | Way2Far | Red Horizon | Progressive Metal | |
| December 02, 2023 | Lind | A 3rd Ear Conversation – The Justification of Reality Part II | Progressive Rock | |
| December 03, 2023 | Madness of Light | Lycanthrope (EP Series Vol. III) | Progressive Metal | |
| December 04, 2023 | Fall to Die | Suicide V | Post-Doom | |
| December 04, 2023 | Grailstone | Peace Perfect Peace | Stoner/Doom | |
| December 04, 2023 | Red Stan | Red Stan | Progressive Stoner Metal | |
| December 05, 2023 | Beastial Piglord | Geriatric Music | Avant-Garde/Doom | |
| December 06, 2023 | Moongarden | Christmas Night 2066 | Progressive Rock | |
| December 08, 2023 | Embr | Embr | Stoner/Doom | |
| December 08, 2023 | Johnrose | The Prophet’s Dance | Progressive Rock | |
| December 08, 2023 | Varkensstad | Seasons EP | Progressive Metal | |
| December 08, 2023 | Moon Safari | Himlabacken Vol. 2 | Neo Prog | [REVIEW] |
| December 08, 2023 | Everdawn | Venera | Progressive Symphonic Metal | |
| December 08, 2023 | The Chronicles Of Father Robin | The Songs & Tales of Airoea – Book II | Folk Prog | |
| December 08, 2023 | Маврин | Хаос EP | Progressive Metal | |
| December 08, 2023 | The Round Window | Everywhere & Nowhere | Progressive Rock | |
| December 08, 2023 | Monte Palomar | Nadir | Stoner/Doom | |
| December 08, 2023 | Spirits Burning & Michael Moorcock | The End of All Songs – Part 1 | Psychedelic Rock, Space Rock | |
| December 08, 2023 | Sunrift | Sunrift EP | Stoner/Doom | |
| December 08, 2023 | Tiputani | Dragonfly, Vol. I | Progressive Rock, Progressive Metal | |
| December 08, 2023 | Red Nettle | Metatron EP | Stoner/Doom | |
| December 08, 2023 | Looped Squares | Looped Squares | Progressive Rock, Jazz Prog | |
| December 08, 2023 | Wynther | Bloodlines | Doom | |
| December 08, 2023 | Gabriel Agudo | Tales & Thunders | Progressive Rock | |
| December 09, 2023 | Descendant | Celestial Awakening EP | Psychedelic Doom | |
| December 09, 2023 | Electric Asturias | Dimensions | Progressive Rock | |
| December 09, 2023 | Shadow Circus | From the Shadows | Progressive Rock, Progressive Metal | |
| December 11, 2023 | Syndone | DirtyThirty | Symphonic Prog | |
| December 11, 2023 | Xavier Boscher | Starseeds II | Progressive Rock, Progressive Metal | |
| December 12, 2023 | The Twenty Committee | The Cycle Undone | Progressive Rock | |
| December 13, 2023 | Dying Sun | Fallen Empire | Doom, Heavy Rock | |
| December 13, 2023 | Press To Enter | From Mirror To Road | Progressive Metal | |
| December 13, 2023 | Hebi Katana | III | Stoner/Doom | [REVIEW] |
| December 14, 2023 | The Broken Heroes | Whoreshiper | Psychedelic Doom/Stoner | |
| December 14, 2023 | Doombia | Doombia Vol. 1 | Doom/Stoner/Folk | |
| December 15, 2023 | Cedric Vassal | Inner Kingdom EP | Progressive Metal | |
| December 15, 2023 | Sendelica | Man, Myth & Magic | Psychedelic Rock, Space Rock | |
| December 15, 2023 | Abysmal Grief | Narcissistic Necrophiles [Live] | Doom | |
| December 15, 2023 | Astral Experience | Clepsidra | Progressive Metal | |
| December 15, 2023 | Shaytan | Chapter One | Doom | |
| December 15, 2023 | Gregor Docherty | Met by Empyreus Fire | Progressive Metal | |
| December 15, 2023 | Pallas | The Messenger | Progressive Rock | |
| December 15, 2023 | Gregor Docherty | Through Storms of Steel | Progressive Metal | |
| December 15, 2023 | Warcoe | A Place for Demons | Doom | |
| December 15, 2023 | Art Against Agony | Sound of Inevitability | Jazz Prog | |
| December 15, 2023 | Algos | Upon the Rivers of Night | Doom | |
| December 15, 2023 | Suspension Bridge Workshop | 001 | Avant-Garde, Progressive Rock | |
| December 15, 2023 | Weeping Kin | Waterbound | Doom | |
| December 15, 2023 | BlackFlow | Seeds of Downfall | Doom | |
| December 15, 2023 | Knifesmoke | Omens | Psychedelic Stoner/Doom | |
| December 15, 2023 | Mama Doom | Blood Salt Sacrifice | Doom/Stoner | |
| December 15, 2023 | Taxi Caveman | Ugh! | Doom/Stoner | |
| December 15, 2023 | Witchsnake | Deathcult of the Snake | Stoner/Doom | |
| December 16, 2023 | Neronia | Phoenix | Neo Prog | |
| December 16, 2023 | Death of Antares | Cataclysmic Variable | Progressive Metal | |
| December 17, 2023 | Crypto Knight | The Odyssey | Progressive Rock | |
| December 17, 2023 | Monarch Trail | Four Sides | Symphonic Prog | |
| December 18, 2023 | Immortal Sea | Immortal Sea | Progressive Rock, Art Rock | |
| December 18, 2023 | Edward De Rosa | Darkness Falls | Progressive Metal | |
| December 19, 2023 | Pentagram | The Singles EP | Doom | |
| December 19, 2023 | Tombweed | Graveyard Blues | Stoner/Doom | |
| December 20, 2023 | DevinPlaysEverything | From Above | Avant-Garde/Progressive Metal | |
| December 20, 2023 | Count Witchfinder | Witch Trial | Doom | |
| December 20, 2023 | Uncle Woe | Well EP | Stoner/Doom | |
| December 21, 2023 | Glass God | Ex Libris | Progressive Metal | |
| December 21, 2023 | Sons of Ghidorah | 20 Million Miles to Earth EP | Stoner/Doom | |
| December 22, 2023 | Regna | Cinema | Symphonic Prog | |
| December 22, 2023 | Blind to Deaf | Birth of Buzz EP | Psychedelic Stoner/Doom | |
| December 23, 2023 | The Ghoul | Tales from the Grave | Doom | |
| December 24, 2023 | Peacepipe | Peacepipe EP | Stoner/Doom | |
| December 24, 2023 | Dormant Ends | The Goddess | Progressive Metal | |
| December 25, 2023 | Heave Blood and Die | Burnout Codes | Avant-Garde/Experimental, Post-Rock | |
| December 26, 2023 | Tribe3 | Tribe3 | Progressive Rock | |
| December 28, 2023 | UseEye | Stoned Mental | Stoner/Doom | |
| December 29, 2023 | The Mighty Bard | Beyond The Gate | Progressive Rock | |
| December 29, 2023 | Eramaa | Ukko laulaa | Progressive Metal | |
| December 29, 2023 | Pascal Globensky | Zigzag | Avant-Garde/Experimental, Progressive Rock | |
| December 30, 2023 | Øresund Space Collective | Carnival in Portugal | Psychedelic Rock, Space Rock | |
| December 31, 2023 | Myth Of Logic | Pictures From A Previous Dream | Progressive Rock | |
| December 31, 2023 | Sloth | Sloth EP | Psychedelic Stoner/Doom | |
| December 31, 2023 | Cyrax | Novo Deus | Progressive Metal | |
