Raindrop.io - All your articles, photos, video & content from web & apps in one place.
PutCut - PutCut is a social bookmarking tool for saving links.
Pocket - When you find something you want to view later, put it in Pocket.
Bookmark Llama - Effortlessly share bookmarks with your team
TeamSync Bookmarks - TeamSync Bookmarks is the easiest way to manage bookmarks and share them with teammates, followers...
Geekmarks - Geekmarks is an open source API-driven bookmarking service.