http://forrst.com/
http://lovedsgn.com/
http://www.behance.net/
http://www.colourlovers.com
http://www.designrelated.com/
http://dribbble.com/
cool stuff:
http://cargocollective.com/
http://www.moonfruit.com/
http://www.zerply.com/
http://goodsie.com/
http://www.shopify.com/
http://follr.com/
http://bigcartel.com/
http://www.etsy.com/
http://www.storenvy.com/