Humble New Tab Page - Redesigned new tab page featuring your bookmarks, apps, most visited, recently closed, and weather...
Firefox Sync - Bring your Firefox bookmarks, tabs, or passwords wherever you go with Firefox Sync. Share between computers and mobile devices. Get Firefox now!
MyFav.es - The dead simple start page.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
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.
Diigo - Diigo is a powerful research tool and a knowledge-sharing community