weheartit.com - We Heart It lets you create an online album (a heart) with your favorite images and videos.
start.me - A Modern-day bookmark manager. A place for your favorites. A news feed (RSS) reader. A browser startpage. A portal for your team.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Protopage - The best iGoogle alternative. Chris Pirillo calls Protopage "The best designed".
Dragdis - Drag & drop anything anywhere.
Netvibes - First personalized dashboard publishing platform for the Web. Digital life managment, Widget distribution services and brand observation rooms.