Pinry - Pinry is a private, self-hosted, Pinterest inspired by Wookmark and built on top of Django.
LinkLocker - LinkLocker is a lightweight bookmarking service with an emphasis on privacy.
Exposure - Turn your pictures into art.
Diigo - Diigo is a powerful research tool and a knowledge-sharing community
ClanShot - Connect and share your pictures with the clan, here you can post and comment the shots of users or...
Linkman - Linkman Pro allows for managing large amount of URLs in its own database.