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 customi
OTRS is an Open source Ticket Request System (also well known as trouble ticket system) with many features to manage customer telephone calls and e-mails. The system is built to allow your support, sales, pre-sales, billing, internal IT, helpdesk, etc. de