React Native Desktop - Build OS X desktop apps using React Native
React Native Awesome UI - Best curated list of UI components updated every week
Arbiter IDE - The offline-friendly, in-browser IDE for pure JS prototypes
Frontendor - Library of reusable HTML blocks to help you build landing pages quickly and easily by COPY-PASTE
CodeOnline - A remote and secure workspace powered by VSCode
React Native - A framework for building native apps with React