Actually Read It Later - Save articles for reading later
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Pocket Explore - A human curated version of the web
Pocket - When you find something you want to view later, put it in Pocket.
Twitter Bookmarks - Create shortcuts to your favorite users/tweets on Twitter
Tagpacker - A free tool to quickly collect, organize, and share your favorite links.