If you're looking for places to share your work and get feedback, then http://dribbble.com http://dribbble.com and http://forrst.com http://forrst.com are your

If you're looking for places to share your work and get feedback, then http://dribbble.com http://dribbble.com and http://forrst.com http://forrst.com are your best bet, although both are currently invite only. If you're looking for more of a link dump type thing, then http://www.designfloat.com http://www.designfloat.com and http://www.uberlook.com http://www.uberlook.com (my site) might have what you need.