Most Comprehensive Web 2.0 List ever:
Most Comprehensive Web 2.0 List – SCHEDULING 2.0
Buddyping – Find friends & events locally (map mash-up). http://www.buddyping.com/
Goovite – Invite people. http://www.goovite.com/
Kiko – Onlin calendar. http://www.kiko.com/
Meetwithapproval – Organize & manage meetings. http://www.meetwithapproval.com/
Zvents – Organize & manage events. http://www.zvents.com/