Annomate Online Calendar-http://www.annomate.com

Provides an online personal organizer featuring calendars, contact manager, file and photo sharing, invitations, bookmarks, and more.

Online alarm clock-http://www.klokoo.com

Klokoo is a free online alarm clock that uses internet radios as alarm sounds, you can choose to wake up with hip hop, rock or trance music. Klokoo also lets you add an rss feed of your choice that will be updated when you wake up.