I would like a site script similar dipity dot com
Users would register for accounts, and then be able to create "events" in a common calendar format (e.g. iCal). Events, post ect. could be either public or private and can have tags (like photos in Flickr).
Ready for multilanguage - 2 languages.
Users can select a set of events to display on an AJAX timeline using the open source project at:
[url removed, login to view]
Clear Web 2.0 Design.
Other sites i like:
circavie dot com
plurk dot com