ShuffLink - Alternative to StumbleUpon or more like a random link generator on the Windows Phone platform.

Diigo - Diigo is a powerful research tool and a knowledge-sharing community

IsYourLinkSad? - Is Your Link Sad. Make It Happy. Share your URLs to people who actually care.

Pinboard - Pinboard is a personal archive for things you find online and don't want to forget.

ShuffleHex - ShuffleHex is a next generation content discovery platform that pushed recommends of web content to it's users. Users can also save anything from anywhere.

BETONIARA - BETONIARA is the free, cloud-based internet desktop.