PUBLIC MARKS from camel with tag ticket

phpMyTicket is an open source online ticketing / advanced sales software for any kind of events - festivals, theaters, sports, clubs, parties, education and more. Features : online ticket sales and offline sale points, e-tickets with barcode, full customization with templates, ticket taker support and much more.

osTicket is a widely-used open source support ticket system. Plain and simple it is a lightweight feature packed support ticket tool written mainly using PHP scripting language. An attractive alternative to higher-cost and more complex customer support systems; simple, lightweight and easy to setup and use. The best part is, it's completely free.