In no particular order

Yngwie Malmsteen - Perpetual Flame
Ayreon - 01011001
Kalmah - For The Revolution
Rage - Carved In Stone
Zimmer's Hole - When You Were Shouting At The Devil
Equilibirum - Sagas
Grave Digger - Ballads of a Hangman
Evergrey - Torn
Destinity - The Inside
Edguy - Tinnitus Sanctus

Honourable Mentions
Eyefear - The Unseen
Paindivision - One Path
Warrel Dane - Praises To The War Machine
Avantasia - The Scarecrow
Cog - Sharing Space
Opeth - Watershed
Testament - The Formation Of Damnation
Judas Priest - Nostradamus
Dragonforce - Ultra Beatdown
Psycroptic – (OB)Servant
Jeff Loomis - Zero Order Phase

What's yours?

Meshuggah-Obzen
Amon Amarth-Twilight Of the Thunder God
Gojira-The way of all flesh
Terror Syndrome
Zimmers hole

only ones i can think of right now

Ayreon - 01011001

co-written by Flight of the Conchords? :p