Pinboard - Pinboard is a personal archive for things you find online and don't want to forget.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
IsYourLinkSad? - Is Your Link Sad. Make It Happy. Share your URLs to people who actually care.
Linkman - Linkman Pro allows for managing large amount of URLs in its own database.
The Bored Hoard - Sieve the web for cool websites you probably never knew existed. Supporting the smaller independent sites that Google ignores. All revealed in a weekly box delivered online every Friday.
Pocket - When you find something you want to view later, put it in Pocket.