Grubba.net - The free web based online database for home and office.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Knack - Knack is the easiest, most spectacular business management software available.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Ticket Tailor - Ticket Tailor is an easy-to-use event ticketing platform that allows event organizers of all shapes and sizes to sell tickets online.