Alright, going on Wikipedia's entry on 2007 in music:
* Untitled by Gavin DeGraw
* Wincing the Night Away by The Shins
* Untitled by The Thrills
* Eardrum (album) by Talib Kweli
* Infinity on High by Fall Out Boy
* A Weekend In The City by Bloc Party
* Swift & Changeable by Ghostface Killah and MF DOOM
* The Sun and the Moon by The Bravery
* Untitled by Kelly Clarkson
* Finding Forever by Common
* Untitled by Nine Inch Nails
* Untitled by Coldplay
* Grow Up and Blow Away by Metric
* Untitled by Radiohead
* Detox by Dr. Dre
* Untitled 8th Studio Album by Korn
* Untitled by Sevendust
* Untitled 8th Studio Album by The Offspring
* A Good Ass Job by Kanye West (I'm pretty sure that's supposed to be Graduation)
* Officially Back by Ma$e
* Untitled by Metallica
* Untitled by Green Day
Also, rumoured albums from The Arctic Monkeys, the Arcade Fire, the Dropkick Murphys, ill nino, The New Pornographers, and Rush.