React Native Desktop - Build OS X desktop apps using React Native
Xcode - Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.
Arbiter IDE - The offline-friendly, in-browser IDE for pure JS prototypes
Android Studio - Android development environment based on IntelliJ IDEA
CodeOnline - A remote and secure workspace powered by VSCode
Ant Design React - Ant Design is a React UI library that provides a wide range of top-notch demos and components for creating high-profile, interactive User Interfaces without hassle.