Albums by year: 2003: Page 1
- 2 Ton Predator
- 7th Nemesis
- 8 Foot Sativa
- 9th Circle
- Abominator
- Aborted
- Aborym
- Abramis Brama
- Absurd (GER)
- Acheron (USA)
- A.C.T
- Act Of Gods
- Adagio
- Ad Hominem
- Adrián Barilari
- Aeolus
- Aesma Daeva
- Aeternus
- Aeturnus Dominion
- After Forever
- Agalloch
- Agathocles
- Agent Steel
- Agoraphobic Nosebleed
- Ajattara
- Akercocke
- Alabarda
- Alchemist (AUS)
- Aletheian
- Alkemyst
- All Shall Perish
- Almafuerte
- Al Sirat
- Altaria
- Amorphis
- Anaal Nathrakh
- Anael
- Anathema
- Ancara
- Ancestral Legacy
- Ancient Rites
- Ancient Wisdom
- Andralls
- Andromeda
- Ángeles del Infierno
- Angelus Apatrida
- Angmar
- Angst
- Animal Foreskin
- Ankhara
- Annihilator
- Anonymus
- Antaeus
- Antestor
- Anthem
- Anthrax
- Antimatter
- Aphangak
- Apocalyptica
- Die Apokalyptischen Reiter
- Apostasy
- Arch Enemy
- John Arch
- Argath
- Arise
- Arkhon Infaustus
- Ark Storm
- The Armada
- Armagedda
- Arnstadt
- Artension
- Arthemis
- As I Lay Dying
- Ásmegin
- Assassin
- Assemblent
- Astral Doors
- Astriaal
- As We Fight
-
Atomizer
Atomizer/Root split (single) (w/ Root)
- Atrox
- At Vance
- Avalanch
- Avulsed
- Axenstar
- The Axis of Perdition
- Azaghal
- Azrael (USA)
- Baal
- Backyard Mortuary
- Balance Of Power
- Baltak
- Baroness
- Bathory
- Battalion (AUS)
- John Battema
- Battlelore
- Battleroar
- Battlesword
- Jason Becker
- Before the Dawn
- Behemoth (POL)
- Behold... the Arctopus
- Beijing Tank
- Belladonna
- The Belonging
- Belphegor
- Benighted
- Benighted (FRA)
- Berserk
- Bestial Mockery
- Between the Buried and Me
- Beyond Within
- Biohazard
- The Black Dahlia Murder
- Black Label Society
- The Black League
- Blacklodge
- Black Majesty
- Black Moon Rising
- Blaze
- Bleeding Through
- Blinded By Faith
- Blinded Colony
- Blind Guardian