Mad's Prog treasure chest:Abigails Ghost [US]
- Albums: Selling Insincerity (2007)
Adagio [France]
- Albums: Underworld (2003)/Dominate (2005)
A Day's Work [The Netherlands]
- Albums: A Home In The Rain
Adrenaline Mob [US]
After Forever [The Netherlands]
- Albums: Prison of Desire (2000)/Decipher (2001)/Invisible Circles (2004)/Remagine (2005)/After Forever (2007)
Agents of Mercy [Sweden]
- The Fading Ghosts Of Twilight (2009)
Airbag [Norway]
Alan Parsons Project [UK]
- Albums: I Robot (1977)/Pyramid (1978)/The Turn of a Friendly Card (1980)/Eye in the Sky (1982)/Ammonia Avenue (1984)/Freudiana (1990)
Alice in Chains [US]
- Albums: Facelift (1990)/Sap (1992)/Dirt (1992)/Jar of Flies (1994)/Alice in Chains (1995)/MTV Unplugged (1996)/Essential (2004)/Black Gives Way To Blue (2009)
Alquin [The Netherlands]
- Albums: Mountain Queen (1973)/Nobody Can Wait Forever (1975)
Amaran's Plight [US]
- Albums: Voice in the Light (2007)
Amaseffer[Israel]
- Albums: Exodus: Slaves for Live (2008)
Ambeon [The Netherlands]
- Albums: Fate of a Dreamer (2001)
Amorphis [Finland]
Aqua de Annique AKA Anneke van Giersbergen (
formerly the singer of The Gathering for the nitwits) [The Netherlands]
- Albums: Air (2007)/Pure Air ~ as Anneke van Giersbergen (2009)
An Endless Sporadic [US]
- Albums: An Endless Sporadic (2009)
Anathema [UK]
- Albums: The Silent Enigma (1995)/Alternative 4 (1998)/Judgement (1999)/A Fine Day to Exit (2001)/A Natural Disaster (2004)
Andromeda [Sweden]
- Albums: II-I (2003)/Chimera (2006)/The Immunity Zone (2008)
Anekdoten [Sweden]
- Albums: Nucleus (1995)/From Within (1999)/A Time of Day (2007)
Änglagård [Sweden]
- Albums: Hybris (1992)/Epilog (1994)/Buried Alive (1996)
Animations [Poland]
- Albums: Animations (2007)/Reset Your Soul (2009)
Anubis Gate [Denmark]
- Albums: Andromeda Unchained (2007)/The Detached (2009)
Archive [UK]
- Albums: Noise (2004)/Lights (2006)/Controlling Crowds (2009)
Arcturus [Norway]
- Albums: The Sham Mirrors (2002)/Sideshow Symphonies (2005)
Arena [UK]
- Albums: Songs From the Lions Cage (1995)/Pride (1996)/The Visitor (1998)/Immortal? (2000)/Contagion (2002)/Peppers Ghost (2005)
- Live albums: Welcome to the Stage (1997)/Breakfast in Biarritz (2001)/Live and Life (2004)
- EP's and fanclub CD's: The Cry (1997)/Unlocking the Cage (2001)/Contagious (2003)/Radiance (2003)/Contagium (2003)
- Box-set: Contagion The Max - contagion, contagious and contagium combined in one exclusive mp3 album!

A Perfect Circle [US]
- Albums: Mer De Noms (2000)/Thirteenth Step (2003)/eMotive (2004)
Apple Pie [Russia]
Aspera [Norway]
Astra [US]
- Albums: The Weirding (2009)
Ayreon [The Netherlands]
- Albums: The Final Experiment - Both versions(1995/2005)/Actual Fantasy - Both versions (1996/2004)/Into The Electric Castle (1998)/Ayreonauts Only (2000)/The Universal Migrator pt I: The Dream Sequencer (2000)/The Universal Migrator pt II: Flight of the Migrator (2000)/The Human Equation (2004)/01011001 (2008)/Timeline (2008)
- EP's: The Universal Ayreonaut [Ayreon vs Avantasia] ~ Elected (2008)
Beardfish [Sweden]
- Albums: Sleeping in Traffic part one (2007)/Sleeping in Traffic part two (2008)/Destined Solitaire (2009)
Big Big Train [UK]
- Albums: The Difference Machine (2007)
Bigelf [US]
- Albums: Cheat the Gallows (2008)
Blackfield [UK/Israel]
- Albums: Blackfield (2004)/Blackfield II (2007)
Blind Ego [Germany]
- Albums: Mirror (2007)/Numb (2009)
Blue Murder [US]
- Albums: Blue Murder (1989)
Bjørn Lynne [Norway]
- Albums: The Void (1997)/Wolves of the Gods (1999)/The Gods Awaken (2001)/Colony (2002)
Tomas Bodin (Sweden)
CaÏro [US]
- Albums: Caïro (1994)/Conflict And Dreams (1998)/Time of Legends (2001)
Caamora [UK/Poland]
- Albums: She - Rather big box set with 2cd studio/2cd live/2DVD and extra's (2008)
Carptree [Sweden]
- Albums: Man Made Machine (2005)/Insect (2007)
Chain [US]
- Reconstruct (2002)/Chain.exe (2004)
Chroma Key [US]
- Albums: Dead Air for Radios (1998)/You Go Now (2000)/Graveyard Mountain Home (2004)
Circus Maxumus [Norway]
- Albums: The First Chapter (2005)/Isolate (2007)
Coheed & Cambria [US]
- Albums: The Second Stage Turbine Blade (2002)/In Keeping Secrets Of Silent Earth: 3 (2003)/Good Apollo, I'm Burning Star IV, Volume One: From Fear Through the Eyes of Madness (2005)/Good Apollo, I'm Burning Star IV, Volume Two: No World for Tomorrow (2007)/Year Of The Black Rainbow (2010)
Collage [Poland]
Coldplay [UK]
- Albums: Parachutes (2000)/A Rush of Blood To the Head (2002)/X&Y (2005)/Viva La Vida or Death and all his Friends (2008)
Credo [UK]
Dali's Dilemma [US]
- Manifesto for Futurism (1999)
Damian Wilson [UK]
Dark Suns [Germany]
- Albums: Swanlike (2002)/Existence (2005)/Grave Human Genuine (2008)
Darkwater [Sweden]
- Albums: Calling the Earth to Witness (2007)
Darwin's Radio [UK]
- Albums: Template for a New Generation (2009)
David Gilmour [UK]
- Albums: About Face (1984)/On An Island (2006)/Live in Gdansk 2cd/2DVD edition (2008)
DeadSoul Tribe [US]
- Albums: A Murder of Crows (2003)/The January Tree (2004)/The Dead Word (2005)/A Lullaby for the Devil (2007)
Delain [The Netherlands]
- Albums: Lucidity (2006)/April Rain (2009)
Demians [France]
- Albums: Building an Empire (2008)
Devin Townsend [US]
- Albums: Ocean Machine (1997)/Terria (2001)
Dio (Ronnie James) [US]
- Albums: Holy Diver (1983)/The Last in Line (1984)/Sacred Heart (1985)/Intermission (1985)/Dream Evil (1987)/Lock Up the Wolves (1990)/Angry Machines (1996)/Magica (2000)
Dixie Dregs [US]
- Albums: What If (1978)/Night of the Living Dregs (1979)/Dregs of the Earth (1980)/Unsung Heroes (1981)
Dominici [US/Italy]
- Albums: 03: A Trilogy prt I (2005)/)O3: A Trilogy prt II (2007)/O3: A Trilogy prt III (2008)
Dream Theater [US]
- Albums: When Dream and Day Unite (1989)/Images & Words (1992)/Awake (1994)/Falling into Infinity (1997)/Metroplis pt II ~ Scenes from a Memory (1999)/Six Degrees Of Inner Turbulence (2002)/Train of Thought (2003)/Octavarium (2005)/Systematic Chaos cd/dvd (2007)/Black Clouds & Silver Linings (2009)
- Live albums: Live at the Marquee (1993)/Once in a Livetime (1998)/Live Scenes From New York (2001)/Live at Budokan (2004)/Score: 20th Anniversary World Tour (2006)
- Official Singles, Ep's and Fanclub CD's: Another Day (1992)/Lie (1994)/A Change of Seasons (1995)/Hollow Years (1997)/Cleaning out the Closet FC (1999)/Through Her Eyes (1999)/Four Degrees of Radio Edits (2002)/Taste the Memories (2003)/Graspop Festival 2002 FC (2003)/ A Sort of Homecoming (2004)/Images & Words 15th Anniversary Performance FC (2007)Wither digital EP (2009)
- Official Bootleg Demo Series: The Majesty Demos 1985/1986 (2003)/Images & Words Demos 1989 - 1991 (2003)/When Dream and Day Unite Demos 1987 - 1989 (2004)/ Awake Demos (2006)/Falling into Infinity Demos 1996 - 1997 (2007)/Train of Thought Instrumental Demos 2003 (2009)
- Official Bootleg Live Series: Lost Angeles California 5/18/1998 (2003)/Tokio Japan 10/28/1993 (2003)/When Dream & Day Re-Unite (2004)/Old Bridge, New Jersey 12/14/1996 (2006)/New York City 3/4/1993 (2007)
- Official Bootleg Studio Series: The Making of Scenes From A Memory (2003)
- Official Bootleg Cover Series: The Number of the Beast - Iron Maiden (2003)/Master of Puppets - Metallica (2003)/Dark Side Of The Moon - Pink Floyd (2006)/Made In Japan - Deep Purple (2006)/Uncovered 2003-2005 (2009)
- DVD & Video's: Images & Words - Live in Tokio video (1993)/Metropolis 2000: Scenes from New York DVD(2001)/Images & Words/Once in a Lifetime (2004)/When Dream & Day Re-unite Official Bootleg DVD (2004)/Live at Budokan DVD (2004)/A Walk Beside the Band fan club DVD (2005)/Romavarium fan club DVD (2006)/Score: 20th Anniversary World tour with the Octarium Orchestra (2006)/Dark Side Of The Moon Official Bootleg DVD (2006)/Bucharest, Romania 7/4/2002 (2007)/Chaos in Motion 2007/2008 (2008)
- Box sets and compilations: Greatest Hit ...(and 21 other pretty cool songs) (2008)/Black Clouds & Silver Linings Deluxe Edition Box Set (3cd, producers disk, Audiophile 180-Gram Double LP Set, lithograph etc etc etc) (2009)
Echoes [Venezuela]
- Albums: Nature | Existence (2010)
Echolyn [US]
- Albums: Suffocating the Bloom (1992)/As The World (1995)/When The Sweet Turns Sour (1996)/Cowboy Poems Free (2000)/Mei (2002)/The End is Beautiful (2005)
Elegy [The Netherlands]
- Albums: Labyrinth of Dreams (1992)/Supremacy (1994)/State of Mind (1997)/Manifestation of Fear (1998)
Enchant [US]
- Albums: Wounded (1996)/Time Lost (1997)/Break (1998)/Juggling 9 or Dropping 10 (2000)/Blink of an Eye (2002)/Tug of War (2003)
- Live albums: Live at Last (2004)
- Live DVD: Live at Last (2004)
Ephrat [Israel]
- Albums: No One's Words (2008)
Epica [The Netherlands]
- Albums: The Phantom Agony (2003)/Consign to Oblivion (2005)/The Divine Conspiracy (2007)/Design your Universe (2009)
- Compilation/live albums: The Score ~ An Epic Journey (2005)/The Classical Conspiracy (2009)
Equilibrio (Xystus) [The Netherlands]
- Albums: A Metal Opera (2008)
Everon [Germany]
- Albums: Flood (1995)/Venus (1997)/Fantasma (2000)/Flesh (2002)/Bridge (2002)/North (2008)
Exivious [The Netherlands]
Fates Warning [US]
- Albums: The Spectre Within (1985)/Awaken the Guardian (1986)/No Exit (1988)/Perfect Symmetry (1989/remaster: 2009)/Parallels (1991)/Inside Out (1994)/A Pleasant Shade of Grey (1997/remaster: 2009)/Disconnected (2000)/FWX (2004)
- Live albums: Still Life (1998)
Fish [UK]
Fjieri [Italy]
Foo Fighters [US]
Frank Klepacki [US]
Frameshift [US]
Frost* [UK]
Galleon [Sweden]
Gazpacho [Norway]
Genesis [UK]
Ghost Circus [The Netherlands/US]
Glass Tiger [Canada]
God is an Astronaut [Ireland]
Guns 'n Roses [US]
Haken [UK]
Harvest [Spain]
Heathen [US]
Hourglass [US]
Indukti [Poland]
IQ [UK]
Iron Maiden [UK]
Isildurs Bane [Sweden]
It Bites [UK]
John Arch (formally the vocalist of Fates Warning) [US]
John Petrucci [US]
John Wesley [UK]
Judas Priest [UK]
K3 (Hungarian progmetal band, not the three Belgian ladies

) [Hungary]
Kaipa [Sweden]
Kamelot [US]
Karmakanic [Sweden]
Karnataka [UK]
Katatonia [Sweden]
Kate Bush [UK]
Keane [UK]
King Crimson [UK]
Kino [UK]
Knight Area [The Netherlands]
Koi [Iceland]
Korsair [Sweden]
Lacuna Coil [Italy]
Led Zeppelin [UK]
Lunatic Soul [Poland]
Magenta [UK]
Magma [France]
Magic Pie [Norway]
Mangrove [The Netherlands]
Marilliion [UK]
Massive Attack [US]
Mastodon [US]
Megadeth [US]
Meshuggah [Sweden]
Mind's Eye [Sweden]
Mindflowers [Hungary]
Mono [Japan]
Moongarden [Italy]
Moonrise [Poland]
Mostly Autumn [UK]
Mauldin of the Well [US]
Mullmuzzler [US]
Muse [UK]
Myrath [Tunisia]
Neal Morse [Mars]
Nine Inch Nails [US]
Nosound [Italy]
Obiymy Doschu [Ukraine]
Oceansize [UK]
Odyssice [The Netherlands]
Opeth [Sweden]
Orphaned Land [Israel]
Osada Vida [Poland]
Office of Strategic Influence (OSI) [US]
Pagans Mind [Norway]
Pain of Salvation [Sweden]
Pallas [UK]
Pathosray [Italy]
Pearl Jam [US]
Pendragon [UK]
Phenomena [US]
Phideaux [US]
Pink Floyd [UK]
Porcupine Tree [UK]
Presto Ballet [US]
Probot [US]
Prymary [US]
Pure Reason Revolution [UK]
Queensrÿche [US]
Quidam [Poland]
Radiohead [UK]
Rain [UK]
Redemption [US]
Rewiring Genesis (Nick D'Virgilio) [US]
Ritual [Sweden]
Riverside [Poland]
Robbie Williams [UK]
Robert Rich [US]
Roger Waters [UK]
Roine Stolt [Sweden]
Roswell Six [US]
RPWL [Germany]
Rush [Canada]
Saga [US]
Salem Hill [US]
Satellite [Poland]
Savatage [US]
Saybia [Denmark]
Scar Symmetry [Sweden]
Serenity [Austria]
Seven Day Hunt [The Netherlands]
Seventh Wonder [Sweden]
Shadow Gallery [US]
Sieges Even [Germany]
Silent Lapse [US]
Simple Minds [UK]
Soundgarden [US]
Spock's Beard [US]
Star One [The Netherlands]
Steve Hacket [UK]
Steve Thorne [UK]
Steve Vai [US]
Steven Wilson [UK]
Strangefish [UK]
Stream of Passion [The Netherlands/Mexico]
Sun Caged [The Netherlands]
Suspyre [US]
Sylvan [Germany]
Symphony X [US]
Textures [The Netherlands]
The Aurora Project [The Netherlands]
The Australian Pink Floyd Show (PF tribute band from ... eh Australia

) [Australia]
The Beatles [UK]
The Devin Townsend Project [US]
The Dust Connection [The Netherlands]
The Flower Kings [Sweden]
The Gathering [The Netherlands]
The Mission [UK]
The Pineapple Thief [UK]
The Reasoning [UK]
The Sin Committee [The Netherlands]
The Tangent [UK/Sweden]
The Tea Party [US]
The Watch [Italy]
Therion [Sweden]
Threshold [UK]
Tiles [US]
Tomorrow's Eve [Germany]
Tool [US]
Transatlantic [US/UK/Sweden]
Trans-Siberian Orchestra [US]
U2 [Ireland]
Ulysses [The Netherlands]
Unexpect [US]
Unitopia [Australia]
Vanden Plas [Germany]
Vangelis [Greece]
Vangough [US]
Votum [Poland]
Voyager [Australia]
Wolverine [Sweden]
Zero Hour [US]
- Albums: The Tower Of Avarice (2001)/Metamorphosis (2003)/A Fragile Mind (2005)/Specs of Pictures Burned Beyond (2006)/Dark Deceiver (2008)
Quite a diverse list if I may add.

I'm sure I have forgotten a few so I'll update the list later on.
[/list]