Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Follett Destiny Library Manager - Follett Destiny Library Manager is a complete library management system that can be accessed from anywhere.
Event Hunt - Startups and Tech Events Curated By Locals
Sierra ILS - Sierra is designed to make your library effective.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
LibraryWorld - Library automation solution