Functionality: • Possibility to apply discounts (on the goods there is a discount barcode) • Possibility to top up a mobile • Possibility to charge pre-pay card • Purchase and use gift cards • Apply loyalty system • Functions of the assistant/senior cashier (integration of all necessary functions) Main features: • Centralized settings : Management of the Picklist Configuration management Architecture • SCO UI – Selfcheckout UI. HTML, CSS, Javascript • AdminUI–AdminUI.,HTML,CSS,Javascript • Service SCO – Selfcheckout sercice. Nodejs • DB–Database.Postgresql • Client–clientsoftwarewithbusinesslogic.