open source bookmark Platforms

GetBoo -

GetBoo is both a social and private bookmarking GPL 2 open source & website which can be used to:

• Keep links to your favorite news, blogs, music, games, and more on GetBoo and access them from any computer on the web.
• Import/Export these links from your browser's bookmarks and view them with the same hierarchy.
• Share favorites with friends, family, and colleagues.
• Find new things. Everything on GetBoo is someone's favorite - they've already done the work of finding it. Explore and enjoy.

Scuttle

Web-based social bookmarking system. Allows multiple users to store, share and tag their favourite links online.

SemanticScuttle is a open-source social bookmarking web application allowing advanced tagging features. SemanticScuttle is based on Scuttle.

gnizr™ (gə-nīzər) is an open source application for social bookmarking and web mashup. It is easy to use gnizr to create a personalized portal for a group of friends and colleagues to store, classify and share information, and to mash-it-up with information about location. Java based.

Unalog : A web-based human event (links/books read, songs played, etc.) logging tool focused on rich bibliographic support and library (as in books-on-shelves) systems integration.

SiteBar : is a solution for people who use multiple browsers or computers and want to have their bookmarks available from anywhere without need to synchronize them or take them along. The bookmarks are stored on a server.

iBegin Share :

• Ability to save pages to social sites like Facebook, Digg, Delicious, Google, Yahoo, and more
• Ability to email your friends
• Ability to save the page as a PDF or Word doc
• Ability to print the page
• Fully extensible with a plugin system. Add any social site you want. You can even add IM, SMS, and more!
• Complete stat tracking - see what pages are being shared, how they are being shared, over any time period
• Pre-configured as a Wordpress Plugin

ma.gnolia M2 emphasis on design, social features, and open standards