Here are some cool free React Native templates:
Material Kit React Native
Material Kit React Native is a fully coded app template built over Galio.io, React Native and Expo to allow you to create powerful and beautiful mobile applications. We have redesigned all the usual components in Galio to make it look like Google’s material design, minimalistic and easy to use.
Essential cross-platform UI components for React Native & Vue Native.
Argon React Native
Argon React Native is a fully coded app template built over Galio.io, React Native and Expo to allow you to create powerful and beautiful e-commerce mobile applications. We have redesigned all the usual components in Galio to make it look like our argon design, minimalistic and easy to use. Start your development with a badass Argon UI Kit for React Native inspired by Argon Design System. If you like our Argon Design System, you will love this react native app template! It features a huge number of components and screens built to fit together and look amazing. Argon React Native it’s an Open Source product, see the github repo here.
The Galio Framework is a 100% free, open-source project. Built with real app examples, component demos, guides, and how-to’s to get you up and running with mobile apps faster than ever before.
A React-Native starter mobile app, or maybe just an example, or maybe a boilerplate (you decide) for iOS and Android with a single code base, with 2 backends to chose from: a Hapi or Parse Server solution.