This page shows information about a web page, and who has bookmarked it and when

http://weborganizer.sourceforge.net/

These are the public entries for this link:

• Webo -
  WEBO is a high-end, web-based groupware solution featuring a Portal page, Calendar, Address book, Notes, and Tasks modules. Here is a list of WEBO features, not limitative as WEBO is evolving quite fast.
  By jdrsantos in Public bookmarks with groupware open_source php

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