1. A method for generating a network-accessible Web service comprising: representing the Web service as a sheet element within a graphical user interface (GUI) displayed on a screen of a computing device; and, defining a plurality of cards for the Web service, the cards defining a logic of the Web service and effectuating a functionality of the Web service, each card represented as a card element on the sheet element within the GUI, wherein the method generates the Web service without a user having to code the logic of the Web service using a programming language.