Wireframe Tools & Rapid Prototyping - UX Tricks What Is Rapid Prototyping? Somewhere in-between the initial user research and mid-fidelity design, there’s a technique — a low-fidelity technique — known as rapid prototyping, conceived to help designers develop and validate quality ideas before diving into a design prematurely.. Listening to users as they talk about their problems is what user research is all about, however, mid ...