Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Workona - A better way to work in the browser.
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.
Session Buddy - Manage Your Browser Sessions
Pocket - When you find something you want to view later, put it in Pocket.
Toby - Better Than Bookmarks