OTRS

OTRS is a web based ticketing system used for customer service, help desk, IT service management. OTRS is a free and open source trouble ticket system software package. It can assign tickets to incoming queries and track these tickets also. It can also manage complaints, support requests, defect reports and communications. OTRS generates tickets and it has a life cycle. It has a ability to merge multiple request about the same incident. OTRS is highly scalable.  It is an open-source trouble ticket system software used in organizations for enquiries, complaints, defect reports, support requests, and other communications.