here are most of the bands that I like. I will add more later as I acquire more albums and shit:

Version 1.1

Aarni
Adam Green
Aereogramme
Aes Dana
Aesop Rock
Agalloch
Agatus
Ahab
Amon Amarth
Andrew Bird
Andrew Bird's Bowl of Fire
Angra
Animal Collective
The Aquabats!
Arab on Radar
Arab Strap
The Arcade Fire
Arcturus
Asmegin
Atmosphere
Balkan Beat Box
Band of Horse
Battles
Beck
Behemoth
Beirut
The Benevento/Russo Duo
Benoit Pioulard
The Besnard Lakes
Big Black (the noise rock band, not the dude from rob and big)
Blackalicious
The Blood Brothers
Blut Aus Nord
Boris
Borknagar
Bowerbirds
Broken Social Scene
Burzum
Cabaret Voltaire
Cake
Catch 22
The Cerfs
Charlie Parker
Creedence Clearwater Revival
David Bowie
Dead Kennedys
Dear and the headlights
The Dear Hunter
Death From Above 1979
Deerhunter
Defiance, Ohio
Demilich
Devin Townsend
Devin Townsend Band
Dio
Dissection
Don Caballero
Doomsword
Dragonland
Einstürzende Neubauten
Electric Wizard
Eluveitie
Ensiferum
Equilibrium
Flogging Molly
Forgotten Woods
Godspeed You! Black Emperor
Gogol Bordello
Heavenly
High on Fire
Horse Feathers
Hot Chip
In Lingua Mortua
James Moody
John Coltrane
Justice
Kalmah
Kings of Convenience
The Know How
Leftöver Crack
Liars
Lightning Bolt
Lost Campesinos!
M83
Mael Mordha
Man Man
Marduk
Margot & the Nuclear So and So's
Mayhem
Menomena
Mew
MGMT
Miles Davis
Mindless Self Indulgence
Mineral
Ministry
Mogwai
Moonsorrow
The Mountain Goats
Muse
Mustard Plug
My Bloody Valentine
My Morning Jacket
The National
Nightwish
Norther
A Northern Chorus
The Ocean
The Octopus Project
Operation Ivy
Panda Bear
Parts & Labor
Patrick Wolf
Pete and the Pirates
Peter Bjorn & John
Phoenix
Pilotdrift
Pinback
Pink Floyd
Porcupine Tree
Portugal. The Man
Primus
The Raconteurs
Radiohead
Rage Against the Machine
Ratatat
Reel Big Fish
Reverend Bizarre
Rob Crow
Rotting Christ
Rush
Satyricon
Saul Williams
The Shins
Sigh
Sigur Ros
Silver Jews
Skyforger
Solefald
Sonic Youth
The Specials
Stiff Little Fingers
Strapping Young Lad
Stratovarius
Streetlight Manifesto
SubCity Dwellers
Suburban Kids with Biblical Names
Sufjan Stevens
Sunset Rubdown
Super Furry Animals
Swans
System of a Down
Tété
The Thermals
Throbbing Gristle
TSOL
Tunng
Turisas
The Twilight Sad
Týr
Ulver
Vampire Weekend
Venetian Snares
Victorian Halls
Vintersorg
Violent Femmes
The Volt Per Octaves
Weezer
White Rabbits
The White Stripes
Windir
Wintersun
Wu Tang Clan
Yearning
3 Inches of Blood