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.
Morse - Create, shout out, and discover nearby events in real time
Upcoming.org - A simple way to share and discover interesting events
Colloq.io - Discover a new way to the conferences you like.
Gigwell Productivity Suite - Streamlining bookings between live entertainers & venues
nowTweets - Discover breaking events anywhere in the world w/ geotagging