React Native Starter is described as 'Mobile template based on React Native'. There are seven alternatives to React Native Starter for a variety of platforms, including React Native, Self-Hosted solutions, Mac, Windows and Linux. The best alternative is NativeBase, which is both free and Open Source. Other great apps like React Native Starter are Ignite CLI (Free, Open Source), Shoutem UI toolkit (Free, Open Source), React Native Elements (Free, Open Source) and Galio (Free, Open Source).
Galio is a beautifully designed, free and open source React Native UI built from the ground up as a framework. Carefully crafted by developers for developers. Ready-made components, typography, and a gorgeous base theme that is easily adaptable to each project.