React Native Desktop - Build OS X desktop apps using React Native
Android Survey Developer - Android Survey Developer lets you create industry strength mobile surveys for Android, by developing on your Windows desktop
Arbiter IDE - The offline-friendly, in-browser IDE for pure JS prototypes
SimPholders - A small utility for fast access to your iPhone simulator apps.
React Native - A framework for building native apps with React
fastlane - Connect all iOS deployment tools into one streamlined workflow