UseGravity.App - Build a Node.js & React app at warp speed with a SaaS boilerplate
Hacking with React - Hands-on introduction to making a web app using React.
Nuxtbe.dev - Nuxtbe: The Ultimate SaaS Starter Kit for building scalable and efficient SaaS applications. Ship fast with comprehensive, customizable, and developer-friendly boilerplate.
Programming React Native - Free eBook on cross platform mobile app development
mvpbase - An MVP boilerplate marketplace where you can find developers and designers to make the first version of your SaaS product.
React Boilerplate - Offline-first, highly scalable foundation for your next app