System Flow is the process of designing and managing the flow of data and information through a computer system. This includes determining the order in which tasks and processes are completed, as well as designing the architecture, networks, software, and hardware used to store and transfer that data. System flow is an important step in developing any computer system or program. Use EdrawMax to download this template. From the built-in templates and style options, EdrawMax lets you customize such templates to the fullest.