Attendize Event Ticketing - Attendize is a free & open-source ticket selling and event management platform
BuildFire - BuildFire is the easiest way for small businesses to build a mobile app in a matter of minutes for iOS and Android.
Zoho Backstage - Plan, run, and analyze your event— all from one place
Bizness Apps - Create your own app or become a reseller and build apps for others
Meetup for iOS and Android - Discover groups that are all about the things you love
Attendify - Develop relationships at the events that you attend by creating smaller events with just a few people.