Future - Calendar events around the clock

Vamos - Local Event Discovery

Loxi - Easily add an events calendar to any website.

Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.

Event Calendar App - A simple, easy to manage, way of displaying events

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.