If your process has non-linear workflow and allows asynchronous steps you may find it helpful to use the chart visualization tools. There are many types of charts available so you can find most appropriate to your task. As well as there are many free or commercial tools available for different chart types.
Just as example take a look at Google Charts - there ...
Grouping Sections into a Single Workflow
A wizard tool does exactly what you are requesting. Below is the definition by the NN Group (emphasis is theirs):
Definition: A wizard is a step-by-step process that allows users to
input information in a prescribed order and in which subsequent steps
may depend on information entered in previous ones.
Here is the ...