Well depends what you like but, since I'm so nice I'll give you the list of artists I have on my winamp player

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A Perfect Circle
Alice In Chains
Audioslave (gets boring quickly though)
Beck
Bush
Clash
Coldplay
Godspeed, You Black Emperor!
Guns N' Roses
Jerry Cantrell (Alice In Chains' guitarist; really good solo work)
Led Zeppelin
Live
Mad Season (Sorta an all-star grunge band with mellow feel. Layne Staley (Alice In Chains' singer), Mike McCready (Pearl Jam guitarist), "Baker" on bass, and Martin Barret (Screaming Trees drums)
Massive Attack
Muse
Nine Inch Nails
Nirvana
Opeth (I mostly listen to Damnation [Awesome acoustic work and vocals] They're known as a death metal I believe)
Pearl Jam
Pink Floyd
Porcupine Tree (awesome progressive band; the album In Absentia really blew me away)
Queens Of The Stone Age
Radiohead
Red Hot Chili Peppers
Soundgarden
Temple Of The Dog (Another all-star grunge band album was made for the death of the Mother Love Bone singer)
Tool
Wolf Eyes
If you want info on em ask me. I can recommend albums etc.