Pocket - When you find something you want to view later, put it in Pocket.
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.
Netvibes - First personalized dashboard publishing platform for the Web. Digital life managment, Widget distribution services and brand observation rooms.
Diigo - Diigo is a powerful research tool and a knowledge-sharing community
Protopage - The best iGoogle alternative. Chris Pirillo calls Protopage "The best designed".