[Charicature]

Can't do songs right now, but for albums:

Matthew Sweet: (9) Earth, Girlfriend, Altered Beast, 100% Fun, Blue Sky on Mars, In Reverse, Kimi Ga Suki*Raifu, Living Things, Sunshine Lies

Grant Lee Buffalo/Grant-Lee Phillips (count as one as Phillips was the songwriter and frontman for Buffalo):
(8 ) Fuzzy, Mighty Joe Moon, Copperopolis, Jubilee, Ladies Love Oracle, Virginia Creeper, Strangelet, Little Moon

Catherine Wheel/Rob Dickinson: (7) Ferment, Chrome, Happy Days, Like Cats and Dogs, Adam and Eve, Wishville, Fresh Wine for the Horses

Jesus Jones: (6.5) Liquidiser, Doubt, Perverse, Scratched, Already, London, Culture Vulture EP (last new song release to date)

Blur: (6) Leisure, Modern Life Is Rubbish, Parklife, The Great Escape, Blur, 13

Smashing Pumpkins: (6) Siamese Dream, Pisces Iscariot, Mellon Collie and the Infinite Sadness, Adore, Machina/The Machines of God, Zeitgeist

Placebo: (6) Placebo, Without You I'm Nothing, Black Market Music, Sleeping With Ghosts, Meds, Battle For the Sun

R.E.M.: (5) Document, Out Of Time, Automatic For the People, Monster, Up

I think that covers the ones I've got the most works by...
EDIT: Wait, forgot the big one...

Depeche Mode: (10) A Broken Frame, Construction Time Again, Black Celebration, Music For the Masses, Violator, Songs of Faith & Devotion, Ultra, Exciter, Playing the Angel, Sounds of the Universe
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<(: @ :)>

[TracyJacks]

The Beatles

George Harrison solo

Jefferson Airplane

[purple]

Miles Davis - 11
Beatles - 10
Stooges/Iggy Pop - 9
David Bowie - 8
John Coltrane - 8
Radiohead - 8
Sonic Youth - 8

[pearljammer13]

Obviously for me it's Pearl Jam: 23 albums, 39 discs. And no two live discs are even close to the same, another reason why they are so incredible live.

[junodog4]

Top artists based on album #s in my collection:

Aerosmith - 17
Beatles - 13
Blue Rodeo - 12
Rolling Stones - 11
Tragically Hip - 11
R.E.M. - 11
Jon Spencer Blues Explosion - 9
Led Zeppelin - 9
Beck - 8
Radiohead - 8
Wilco - 8
Roots - 7
Sloan - 7