Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Pocket - When you find something you want to view later, put it in Pocket.
BeardedSpice - BeardedSpice is a menubar application for Mac OSX that allows you to control web based media...
Diigo - Diigo is a powerful research tool and a knowledge-sharing community
Dropmark - Drop files right from your computer, or the web, to create organized collections—bringing together information like never before. Invite friends or co-workers to collaborate and edit your Dropmarks in real-time.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.