I thought someone would have already posted about this, but here's Adobe's version of Aperture.

http://labs.macromedia.com/technologies/lightroom/

And here is the PhotoShop News article about it.

http://photoshopnews.com/2006/01/09/announcing-adobe-lightroom/

It's been reported to perform fairly well, although certain cams by Nikon, which continue to guard the colonel's encrypted WB recipe aren't fully supported. Why can't Nikon and Adobe hurry up and get on the same page already!?