Humble New Tab Page - Redesigned new tab page featuring your bookmarks, apps, most visited, recently closed, and weather...
Kadaza - Easy-to-use internet Homepage and Personal Start Page. Clear overview of the most popular websites in the U.S. Set as your Homepage for instant access to your favorite websites.
Spaaze - Spaaze is an infinite virtual cork board, and you can use it to do almost everything.
Wibki - Wibki is a free easy way to save, share and discover your web.
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.
Protopage - The best iGoogle alternative. Chris Pirillo calls Protopage "The best designed".