OsConcert is an open source PHP shopping cart application heavily adapted to suit the needs of special event organizers that prefer to manage their own seat ticket selling. Primarily a online tool for reserved seating. If you are the organizer of a seated event this is the newest most affordable option for managing all your ticketing woes. Sell seat tickets easily. Sell online using Paypal or your arranged internet merchant payment like SagePay or WorldPay, Beanstream, Authorizenet etc. Manage your regular events, annual shows, weekly, monthly multiple shows with reserved seating is now a reality for all independent promoters. Administration made easy. Reservation orders come in. You update when payment is complete or arrange payment integration for complete automation including printable Bar-coded E-Tickets. osConcert is useful for all kinds of events, ticket selling, or visual reservation management.