Tryton is a high-level general purpose application platform. It is the base of a complete business solution as well as a comprehensive health and hospital information system (GNUHealth).

The sale_shipment_tolerance modules adds under and over shipment tolerance on the sale. If the quantity of a sale line is under shipped but inside the tolerance percentage, then the line will be considered as fully shipped and no back-order will be created. If the quantity of a sale line is over shipped more than the tolerance percentage, then a warning is raised.